Alpinestars

Alpinestars AK-1 Kart Rib Protector Alpinestars AK-1 Kart Rib Protector – FIA 8870 Protection With Pro-Level Comfort Every corner, every bump, every lap—your torso takes the punishment so your focus can stay on the track. The Alpinestars AK-1 Kart Rib Protector is engineered to absorb that impact while delivering the unrestricted mobility elite drivers demand. Designed for high-performance karting and built to the strict FIA 8870-2018 rib protector standard, the AK-1 blends serious protection with lightweight comfort for both aspiring and professional kart racers. Constructed from a high-density thermoformed outer shell and a soft, energy-absorbing foam interior, this kart rib protector conforms to your body for a secure fit without pressure points. Its adjustable shoulder and waist straps keep the protector locked in place during aggressive driving, while strategic ventilation ensures airflow under your suit. Whether you're running local sprints or national-level CIK competitions, the Alpinestars AK-1 gives you the edge in safety and performance. Alpinestars AK-1 Kart Rib Protector Highlights Certified to FIA 8870-2018 kart rib protector standard for race-ready safety Durable thermoformed outer shell absorbs high-energy impacts Lightweight and low-profile design fits easily under kart suits Soft interior padding and airflow channels for cooling comfort Adjustable straps for a customized, secure fit during intense sessions Alpinestars AK-1 Kart Rib Protector Size Chart FAQ – Alpinestars AK-1 Kart Rib Protector Q: Is the Alpinestars AK-1 certified for competition?A: Yes, it meets the FIA 8870-2018 homologation, which is required in many national and international karting series. Q: What materials are used in the AK-1’s construction?A: The AK-1 features a thermoformed outer shell for impact protection and a soft energy-absorbing inner liner for comfort and fit. Q: Is the AK-1 suitable for younger drivers or just adults?A: It’s available in a range of sizes, making it ideal for both junior and senior kart racers. Q: Can this be worn comfortably under a karting suit?A: Absolutely. The low-profile design and ergonomic shape allow it to fit snugly under most modern karting suits without restriction. Q: How is the AK-1 secured during racing?A: The protector uses adjustable shoulder and side straps to keep it firmly in place even during hard braking and cornering. Q: Does it offer ventilation for longer races?A: Yes, it includes integrated ventilation channels to reduce heat buildup and maintain driver comfort. Q: Is this rib protector accepted at CIK and WKA events?A: Yes, the FIA 8870 certification makes it widely accepted at CIK, WKA, and other major karting events worldwide. Race harder. Protect smarter. The Alpinestars AK-1 Kart Rib Protector gives you FIA-approved safety without sacrificing mobility or comfort.

Alpinestars Bionic Rib Protector A high-performance, lightweight, ergonomically constructed guard for the ribs and kidneys, the Bionic Rib Support incorporates intelligent adjustment features to offer kart drivers a supremely comfortable, customized and supporting fit. CONSTRUCTION Technical, multi-layered main construction for optimized performance fit, protection and comfort: Advanced, soft poly-lycra inner lining means protection can be worn under or over garment. Dual composition padding incorporating 3mm high density poly-foam layer laminated with 4mm absorption EVA. Incorporates specially selected materials and components to offer crucial weight-saving performance. External 500 denier Cordura® outer for high resistance to abrasion. FEATURES Dual-density, strategically positioned, ergonomically shaped protectors incorporate fiberglass core and robust PE hardshell outer for excellent impact and shock dispersion. Central adjustable back panel with Velcro attachments offers complete range of fit allowing protection to be worn under or over garment. Fully adjustable front strap with a D-ring closure features elasticated section for comfort. Adjustable shoulder straps constructed from highly breathable 3D mesh with elasticated gusset for snug fit. Perforated rear for comfort and ventilation. PROTECTION Dual-density, strategically positioned, ergonomically shaped protectors incorporate fiberglass core. Robust PE hardshell outer for excellent impact and shock dispersion.

Alpinestars GFX v2 Backpack Mid Size Daily Backpack Durable 600D Polyester Internal laptop sleeve and inner organizer pockets Hidden vertical front zipper incidentals pocket Side mesh water bottle slip pockets Padded air mesh back panel and air mesh shoulder straps Contrast panels and zippers. Printed logo branding Capacity: 15.9L 100% Polyester

Alpinestars Goanna Gear Bag The Alpinestars Goanna bag stores all the gear you need at the race track in one well-organized place. The separate, waterproof shoe compartment keeps them away from your suit, helmet, etc. FEATURES One flat front pocket to store documents and keys Two-strap handle can be used to carry on the shoulder Large lid opening for full access to the main compartment Inner flat zippered mesh pocket Boots/shoes compartment with waterproof removable bag Two side handles to move the bag easily Big screen-printed logos High visibility lining Premium YKK zipper Bottom and side panels made of waterproof tarpaulin so the bag stays dry even in a wet paddock Webbing reinforcement to give the bag superior structure Inner compartment walls can be removed/reconfigured Dimensions: 32in x 15in x 18in Capacity: 4.4 cu ft

Alpinestars Indoor Kart Racing Suit Alpinestars Indoor Kart Racing Suit – Lightweight Comfort & Protection for Indoor Competition The Alpinestars Indoor Kart Racing Suit is purpose-built for the fast-paced, high-energy demands of indoor karting. Designed with premium lightweight materials and a focus on flexibility and breathability, this suit delivers exceptional comfort and performance for drivers navigating tight technical circuits. As part of the world-renowned Alpinestars kart racing suits collection, the Indoor Suit offers a sleek, functional design trusted by aspiring and experienced racers alike. Ideal for arrive-and-drive leagues, indoor karting academies, and training sessions, this suit features abrasion-resistant fabrics and an ergonomic cut to ensure a precise fit without restricting movement. Pre-curved arms, mesh ventilation zones, and reinforced padding make it one of the best karting suits in its category—offering day-long comfort without sacrificing durability. Whether you're racing for fun or sharpening your skills, the Alpinestars Indoor Suit delivers professional-quality gear at an accessible price point. Alpinestars Indoor Kart Racing Suit give kart racers the grip, response, and comfort they need to perform at their best. Built to handle the rigors of competition, they deliver control and style in every lap. Designed for recreational karting and leisure use, the Kart Indoor Suit brings cutting edge auto technology to the track. Boasting a single-layer twill construction for durability, the suit features an elastic waist belt, an adjustable Velcro belt and collar and a gusset on the calf to allow drivers and mechanics to get the fit just so. Comfort is taken care of thanks to the foam neck padding and the pre-curved sleeves, while practical touches include pockets at the waist and an additional pocket on the chest.  ALPINESTARS INDOOR KART RACING SUIT CONSTRUCTION Advanced single-layer construction for wide-ranging fit requirements. Poly-cotton twill material engineered for durability, minimal material bunching, and strength resistance. Alpinestars asymmetric front opening design. Formula 1-derived design and technology shoulder design. Durable metal zipper at center front. Ergonomic collar with soft lining for extended coverage and maximum comfort. ALPINESTARS INDOOR KART RACING SUIT KEY FEATURES Adjustable waist belt allows a tight, personalized fit. Thigh pockets offer convenient storage for those times away from the driver's seat. Inner chest pocket with Velcro closure for mobile phone storage. Leg bottom with hook-loop adjustment and wide gusset. Knitted cuff helps prevent unwanted movement of the suit. ALPINESTARS INDOOR KART RACING SUIT SIZE CHART

Alpinestars Kart Racing Rain Suit Alpinestars Kart Racing Rain Suit – Lightweight, Waterproof Protection for Any Weather The Alpinestars Kart Racing Rain Suit is essential gear for any driver determined to stay dry and focused in wet racing conditions. Designed to be worn over your primary racewear, this lightweight, waterproof outer layer offers full-body coverage while maintaining mobility and breathability. As part of the trusted Alpinestars kart racing suits collection, this rain suit ensures that performance doesn’t stop when the weather turns. Engineered for high-performance karting, the Alpinestars Rain Suit features sealed seams, elastic cuffs, and an ergonomic cut to provide a secure fit without restricting movement. The transparent material allows for sponsor and suit visibility, while ventilation panels prevent overheating during wet sessions. Whether you're competing in a full race weekend or gearing up for a rainy practice run, this is the Alpinestars rain suit for karting that keeps you protected without compromising comfort. Available now at Competition Motorsport, your premier destination for the best karting suits, FIA kart suit accessories, and weather-ready gear that serious racers trust. Constructed from lightweight 100% waterproof yet breathable materials with taped seams and elasticized waist, cuffs and legs, the Kart Racing Suit is a must have accessory when taking to the track in poor conditions. The tailored fit prevents bunching and excessive flapping at speed, while the waterproof zipper and Velcro closure collar are effective at preventing water ingress. Another neat design touch is a reinforced right elbow to protect against the heat generated by the kart’s engine. The Kart Rain Suit is see-through to allow a driver’s suit to be visible. ALPINESTARS KART RACING RAIN SUIT CONSTRUCTION Inner V-shaped gusset enables use during heavy downpours. Elasticized cuffs on the wrist and ankles. Clear, waterproof suit for competition use. ALPINESTARS KART RACING RAIN SUIT KEY FEATURES Heavy duty, textiles sleeve panel for resistance against heat from the kart’s engine High profile collar provides a complete seal against the elements. Constructed with light, 100% waterproof materials and taped seams to prevent water ingress. Precise fit minimizes flapping at high speeds. Alpinestars asymmetric front opening design. ALPINESTARS KART RACING RAIN SUIT SIZES Youth sizes 120 - 150 Adult sizes XS - 3X-Large ALPINESTARS KART RACING RAIN SUIT SIZE CHART

Alpinestars KMX-3 S v2 Youth Karting Suit (2025 Expiry) ALPINESTARS KMX-3 V2 YOUTH KART RACING SUIT CONSTRUCTION Technical two-layer construction that meets homologation standards features a polyamide stretchy outer shell for optimized performance that is engineered for durability, minimal material bunching and optimum abrasion resistance. Poly-toweling lining offers effective and proven moisture-wicking. Wide tech mesh panels strategically positioned on underarm, sides and seat area for optimized ventilation and airflow. Premium metal YKK zippers with personalized synthetic leather zipper pulls, plus double slider for a versatile and customizable fit. Alpinestars exclusive shoulder epaulette construction provides an effective feature for the extraction of the driver in the event of a crash. Ergonomic collar with soft lining for extended coverage and maximum comfort. ALPINESTARS KMX-3 V2 YOUTH KART RACING SUIT PROTECTION Certified to CIK-FIA Level 2 homologation standard, N 2013-1. Alpinestars fully floating arm construction with stretchable knit fabric ensures minimal material resistance while driving.  ALPINESTARS KMX-3 V2 YOUTH KART RACING SUIT KEY FEATURES Collar features an adjustable closure system for maximum safety and security. Adjustable waist belt for a tight, personalized fit. Anatomical arm, leg and torso patterned paneling for an optimum fit in the driving position. Knitted wrist and ankle cuffs provide a snug fit and help prevent unwanted movement of the suit. Two thigh pockets offers a convenient storage option for those times away from the driving seat. Comes in a wide range of aggressive new colorways. ALPINESTARS KMX-3 V2 YOUTH KART RACING SUIT SIZE CHART  

Alpinestars KMX-3 v2 Kart Racing Suit  The KMX-3 v2 has been designed to cater for professional drivers looking for an excellent driving experience in an athletic fit overall. Features advanced two-layer construction for optimized levels of performance and extensive mesh panels for high levels of breathability, this suit combines a unique and brand-new nylon stretch outer fabric, along with a plain polyester toweling, for superb levels of flexibility. The KMX-v3 v2 racing suit also boasts an outer shell engineered to provide premium levels of durability and abrasion resistance, while the poly-toweling lining offers excellent moisture wicking properties. CIK/FIA Level 2 approved. ALPINESTARS KMX-3 KART RACING SUIT CONSTRUCTION Technical two-layer construction that meets homologation standards features a polyamide stretchy outer shell for optimized performance that is engineered for durability, minimal material bunching and optimum abrasion resistance. Poly-toweling lining offers effective and proven moisture-wicking. Wide tech mesh panels strategically positioned on underarm, sides and seat area for optimized ventilation and airflow. Premium metal YKK zipper with personalized synthetic leather zipper pullers, plus double slider for a versatile and customizable fit. Alpinestars exclusive shoulder epaulette construction provides an effective feature for the extraction of the driver in the event of a crash. Ergonomic collar with soft lining for extended coverage and maximum comfort. ALPINESTARS KMX-3 KART RACING SUIT PROTECTION Certified to CIK-FIA Level 2 homologation standard N 2013-1. Alpinestars fully floating arm construction with stretchable knit fabric ensures minimal material resistance while driving.  ALPINESTARS KMX-3 KART RACING SUIT KEY FEATURES Collar features an adjustable closure system for maximum safety and security. Adjustable waist belt for a tight, personalized fit. Anatomical arm, leg and torso patterned paneling for an optimum fit in the driving position. Knitted wrist and ankle cuffs provide a snug fit and help prevent unwanted movement of the suit. Two thigh pockets offers a convenient storage option for those times away from the driving seat. Comes in a wide range of aggressive new colorways. ALPINESTARS KMX-3 KART RACING SUIT SIZE CHART

Alpinestars KMX-5 Kart Racing Suit The KMX-5 has been designed to cater to professional drivers looking for an excellent driving experience in an athletic fit overall. Constructed from advanced three-layer construction for optimized levels of performance and extensive mesh panels for high levels of breathability, this suit combines a unique and brand-new nylon stretch outer fabric, along with a plain polyester toweling, for superb levels of flexibility. The Alpinestars KMX-5 Karting Suit combines comfort and performance that meets the latest CIK/FIA Level 2 standards. The lightweight construction features a 100% polymide outer shell for protection, combined with a 3D, poly-fabric inner lining that is highly breathable and comfortable. Mesh panels are positioned under the arms and seat to further increase cooling. Ergonomics and mobility are handled by fully-floating shoulders for freedom of movement, and a stretch insert in the lumbar region for a comfortable fit in a seated position. The KMX-5 Suit also boasts an outer shell engineered to provide premium levels of durability and abrasion resistance, while the poly-toweling lining offers excellent moisture wicking properties. CIK/FIA Level 2 approved.  

Alpinestars KMX-5 v3 Kart Racing Suit The Kart Racing Suit Where Speed Meets Innovation Alpinestars KMX-5 v3 Kart Racing Suit FIA 8877-2022 give kart racers the grip, response, and comfort they need to perform at their best. Built to handle the rigors of competition, they deliver control and style in every lap. The newly updated Alpinestars KMX-5 v3 Kart Racing Suit delivers cutting-edge comfort, performance, and protection for drivers who demand the best. Certified to the latest FIA 8877-2022 Grade 1 kart suit homologation, the KMX-5 v3 is built for high-level competition while maintaining the comfort and breathability racers need for long sessions on track. With an advanced multi-layer construction, optimized panel design, and premium lining materials, it stands out among today’s best karting suits. Engineered for flexibility and cooling, this lightweight kart suit features stretch panels in key zones and strategically placed mesh inserts to enhance airflow and mobility during intense racing conditions. Whether you’re a seasoned competitor or an aspiring karting star, the KMX-5 v3 delivers everything you expect from top-tier Alpinestars kart racing suits—from a sleek, ergonomic cut to abrasion-resistant outer layers built for performance and longevity. It's the go-to Alpinestars suit for karting when every fraction of a second counts. Explore Alpinestars kart suit images, detailed specs, and verified Alpinestars kart suit reviews right here at —your trusted source for premium FIA kart suits and the latest racewear technology. When you're ready to suit up like a pro, the Alpinestars KMX-5 v3 offers the fit, feel, and FIA-approved protection that serious kart racers demand. The New Alpinestars KMX-5 v3 is a Game Changer The Alpinestars KMX-5 v3 lets you race hard and stay cool. With its innovative laser-cut perforations on the upper chest and back, you'll feel the breeze while you're blazing past the competition. Light as air, the KMX-5 v3 is crafted from an exclusive blend of polyester and polyamide, giving you maximum protection with minimum weight. Because who needs extra baggage on the track? Strategically positioned tech mesh panels help keep you at the optimal body temperature, whether you're winding through a slow chicane or speeding down a straightaway. Fit for the win, the Alpinestars KMX-5 v3 is anatomically engineered with pre-curved arms and legs. This karting suit is all about ensuring you're in the best position to take home the trophy. Alpinestars KMX-5 v3 Kart Racing Suit Details Meets the latest FIA 8877-2022 Grade 1 homologation standards. Advanced dual-layer construction is the perfect blend of performance, breathability, and weight savings. Durable reinforced panels in the seat belt area, ensuring minimal material bunching. Formula One features include Alpinestars' new extraction handle design and fully floating arm. Lightweight knitted wrist and ankle cuffs for a snug fit without the weight. Convenient thigh pockets give you that extra bit of space. Ready to Elevate Your Karting Game? The Alpinestars KMX-5 v3 Kart Racing Suit isn't just a racing suit; it's a commitment to excellence. In this suit, you're not just racing. You're making a statement. Alpinestars KMX-5 v3 Kart Racing Suit Size Chart Alpinestars KMX-5 v3 Kart Racing Suit – Frequently Asked Questions (FAQ) What makes the Alpinestars KMX-5 v3 one of the best karting suits? The Alpinestars KMX-5 v3 Kart Racing Suit is widely regarded as one of the best karting suits thanks to its blend of professional-level protection, lightweight construction, and driver-focused comfort. It’s designed with stretch zones, breathable mesh panels, and a pre-curved anatomical design to ensure full range of motion and cooling airflow—ideal for intense track conditions. Is the Alpinestars KMX-5 v3 FIA certified? Yes, the KMX-5 v3 is homologated to the latest FIA 8877-2022 Grade 1 kart suit standard. This certification is now required for many sanctioned karting events around the world, providing confidence that the suit meets or exceeds today’s strictest kart racing safety standards. What sizes are available for the Alpinestars KMX-5 v3 kart suit? The Alpinestars kart racing suit lineup offers a wide range of adult and youth sizes. With its tailored, performance-fit design and adjustable waist belt, the KMX-5 v3 provides a secure and ergonomic fit for drivers of all body types. Refer to the sizing chart on our product page at for guidance on choosing the right size. Is the Alpinestars KMX-5 v3 a lightweight kart suit? Absolutely. Built with a multi-layer construction that balances durability with breathability, the KMX-5 v3 is a true lightweight kart suit. It's engineered to reduce driver fatigue without compromising protection, making it ideal for both sprint and endurance karting. Can I use the KMX-5 v3 for outdoor and indoor karting? Yes. The Alpinestars suit for karting is suitable for both outdoor and indoor karting. Its advanced ventilation and abrasion-resistant materials make it a versatile choice for a variety of racing environments, including hot climates and long race weekends. Why buy the KMX-5 v3 from ? As an authorized dealer, offers only genuine Alpinestars kart racing suits, backed by fast shipping, race-season support, and knowledgeable service from real motorsports enthusiasts. When you shop with us, you’re getting more than gear—you’re getting expert guidance and track-tested trust.

Alpinestars KMX-9 v2 Graphic 1 Kart Racing Suit (2025 Expiry) Certified to CIK-FIA homologation standards, the KMX-9 v2 features an aggressive design and vibrant colorways for entry and intermediate level racers. Boasting three-layer construction for protection and low weight, this suit also has a 100% polyester toweling liner for driver comfort. Other driver-friendly design details include an angled front opening, stretch panels on the back, shoulders and waist for an optimized fit, and breathable mesh material on the crotch and underarms. ALPINESTARS KMX-9 V2 KART RACING SUIT PROTECTION Certified to CIK-FIA Level 2 homologation standard N 2013-1. Technical three-layer construction that meets the new homologation standard, featuring a twill polyamide outer shell, plus double technical linings for comfort and fit. Engineered for durability, minimal material bunching and high levels of abrasion resistance while the polytoweling lining offers moisture-wicking properties. ALPINESTARS KMX-9 V2 KART RACING SUIT CONSTRUCTION Advanced two-layer construction assembly for optimized performance, improved breathability and weight saving. Alpinestars asymmetric front opening design aids fitting. Tech mesh panels positioned on the underarms and seat area for optimized ventilation. Alpinestars Formula 1-derived design and technology shoulder epaulettes. Ergonomic collar with soft knitted lining for extended coverage and maximum comfort with safe closure system. Adjustable waist belt allows a tight personalized fit. Knitted stretchable panels on back shoulder and lumbar area ensure minimal material resistance while driving. Engineered for durability, minimal material bunching and abrasion resistance, while the poly-toweling lining boasts moisture-wicking properties. ALPINESTARS KMX-9 V2 KART RACING SUIT KEY FEATURES Anatomical arm, leg and torso paneling is patterned to create the optimum position while driving. Knitted wrist and ankle cuffs provide a snug fit and help prevent unwanted movement of the suit. Two thigh pockets offer a convenient storage option for those times away from the driving seat. Premium YKK zipper with personalized zipper pullers, plus double slider for versatile and customizable fit. Comes in two amazing Graphic 2 colorways. ALPINESTARS KMX-9 V2 KART RACING SUIT SIZE CHART  

  Alpinestars KMX-9 v2 Graphic 2 Kart Racing Suit (2025 Expiry) Certified to CIK-FIA homologation standards, the KMX-9 v2 features an aggressive design and vibrant colorways for entry and intermediate level racers. Boasting three-layer construction for protection and low weight, this suit also has a 100% polyester toweling liner for driver comfort. Other driver-friendly design details include an angled front opening; stretch panels on the back, shoulders and waist for an optimized fit; and breathable mesh material on the crotch and underarms. ALPINESTARS KMX-9 V2 GRAPHIC 2 KART RACING SUIT PROTECTION Certified to CIK-FIA Level 2 homologation standard N 2013-1. Technical three-layer construction that meets the new homologation standard, featuring a twill polyamide outer shell, plus double technical linings for comfort and fit. Engineered for durability, minimal material bunching and high levels of abrasion resistance while the polytoweling lining offers moisture-wicking properties. ALPINESTARS KMX-9 V2 GRAPHIC 2 KART RACING SUIT CONSTRUCTION Advanced two-layer construction assembly for optimized performance, improved breathability and weight saving. Alpinestars asymmetric front opening design aids fitting. Tech mesh panels positioned on the underarms and seat area for optimized ventilation. Alpinestars Formula 1-derived design and technology shoulder epaulettes. Ergonomic collar with soft knitted lining for extended coverage and maximum comfort with safe closure system. Adjustable waist belt allows a tight personalized fit. Knitted stretchable panels on back shoulder and lumbar area ensure minimal material resistance while driving. Engineered for durability, minimal material bunching and abrasion resistance, while the poly-toweling lining boasts moisture-wicking properties. ALPINESTARS KMX-9 V2 GRAPHIC 2 KART RACING SUIT FEATURES Anatomical arm, leg and torso paneling is patterned to create the optimum position while driving. Knitted wrist and ankle cuffs provide a snug fit and help prevent unwanted movement of the suit. Two thigh pockets offer a convenient storage option for those times away from the driving seat. Premium YKK zippers with personalized zipper pullers, plus double slider for versatile and customizable fit. ALPINESTARS KMX-9 V2 GRAPHIC 2 KART RACING SUIT SIZE CHART  

Alpinestars KMX-9 v2 Graphic 3 Kart Racing Suit Certified to CIK-FIA homologation standards, the KMX-9 v2 features an aggressive design and vibrant colorways for entry and intermediate level racers. Boasting three-layer construction for protection and low weight, this suit also has a 100% polyester toweling liner for driver comfort. Other driver-friendly design details include an angled front opening, stretch panels on the back, shoulders and waist for an optimized fit, and breathable mesh material on the crotch and underarms. PROTECTION Certified to CIK-FIA Level 2 homologation standard N 2013-1. Technical three-layer construction that meets the new homologation standard, featuring a Twill polyamide outer shell, plus double technical linings for comfort and fit. Engineered for durability, minimal material bunching and high levels of abrasion resistance while the polytoweling lining offers moisture-wicking properties. CONSTRUCTION Advanced two-layer construction assembly for optimized performance, improved breathability and weight saving. Alpinestars asymmetric front opening design aids fitting. Tech mesh panels positioned on the underarms and seat area for optimized ventilation. Alpinestars Formula 1-derived design and technology shoulder epaulettes. Ergonomic collar with soft knitted lining for extended coverage and maximum comfort with safe closure system. Adjustable waist belt allows a tight personalized fit. Knitted stretchable panels on back shoulder and lumbar area ensure minimal material resistance while driving. Engineered for durability, minimal material bunching and abrasion resistance, while the poly-toweling lining boasts moisture-wicking properties. KEY FEATURES Anatomical arm, leg and torso paneling is patterned to create the optimum position while driving. Knitted wrist and ankle cuffs provide a snug fit and help prevent unwanted movement of the suit. Two thigh pockets offer a convenient storage option for those times away from the driving seat. Premium YKK zipper with personalized zipper pullers, plus double slider for versatile and customizable fit. Comes in two amazing Graphic 3 colorways.

Alpinestars KMX-9 v2 Graphic 4 Kart Racing Suit Certified to CIK-FIA homologation standards, the KMX-9 v2 features an aggressive design and vibrant colorways for entry and intermediate level racers. Boasting three-layer construction for protection and low weight, this suit also has a 100% polyester toweling liner for driver comfort. Other driver-friendly design details include an angled front opening; stretch panels on the back, shoulders and waist for an optimized fit; and breathable mesh material on the crotch and underarms. PROTECTION Certified to CIK-FIA Level 2 homologation standard N 2013-1. Technical three-layer construction that meets the new homologation standard, featuring a twill polyamide outer shell, plus double technical linings for comfort and fit. Engineered for durability, minimal material bunching and high levels of abrasion resistance while the polytoweling lining offers moisture-wicking properties. CONSTRUCTION Advanced two-layer construction assembly for optimized performance, improved breathability and weight saving. Alpinestars asymmetric front opening design aids fitting. Tech mesh panels positioned on the underarms and seat area for optimized ventilation. Alpinestars Formula 1-derived design and technology shoulder epaulettes. Ergonomic collar with soft knitted lining for extended coverage and maximum comfort with safe closure system. Adjustable waist belt allows a tight personalized fit. Knitted stretchable panels on back shoulder and lumbar area ensure minimal material resistance while driving. Engineered for durability, minimal material bunching and abrasion resistance, while the poly-toweling lining boasts moisture-wicking properties. KEY FEATURES Anatomical arm, leg and torso paneling is patterned to create the optimum position while driving. Knitted wrist and ankle cuffs provide a snug fit and help prevent unwanted movement of the suit. Two thigh pockets offer a convenient storage option for those times away from the driving seat. Premium YKK zippers with personalized zipper pullers, plus double slider for versatile and customizable fit.    

Alpinestars KMX-9 v2 Graphic 5 Kart Racing Suit (2025 Expiry) Certified to CIK-FIA homologation standards, the KMX-9 v2 features an aggressive design and vibrant colorways for entry and intermediate level racers. Boasting three-layer construction for protection and low weight, this suit also has a 100% polyester toweling liner for driver comfort. Other driver-friendly design details include an angled front opening, stretch panels on the back, shoulders and waist for an optimized fit, and breathable mesh material on the crotch and underarms. ALPINESTARS KMX-9 V2 KART RACING SUIT PROTECTION Certified to CIK-FIA Level 2 homologation standard N 2013-1. Technical three-layer construction that meets the new homologation standard, featuring a Twill polyamide outer shell, plus double technical linings for comfort and fit. Engineered for durability, minimal material bunching and high levels of abrasion resistance while the polytoweling lining offers moisture-wicking properties. ALPINESTARS KMX-9 V2 KART RACING SUIT CONSTRUCTION Advanced two-layer construction assembly for optimized performance, improved breathability and weight saving. Alpinestars asymmetric front opening design aids fitting. Tech mesh panels positioned on the underarms and seat area for optimized ventilation. Alpinestars Formula 1-derived design and technology shoulder epaulettes. Ergonomic collar with soft knitted lining for extended coverage and maximum comfort with safe closure system. Adjustable waist belt allows a tight personalized fit. Knitted stretchable panels on back shoulder and lumbar area ensure minimal material resistance while driving. Engineered for durability, minimal material bunching and abrasion resistance, while the poly-toweling lining boasts moisture-wicking properties. ALPINESTARS KMX-9 V2 KART RACING SUIT KEY FEATURES Anatomical arm, leg and torso paneling is patterned to create the optimum position while driving. Knitted wrist and ankle cuffs provide a snug fit and help prevent unwanted movement of the suit. Two thigh pockets offer a convenient storage option for those times away from the driving seat. Premium YKK zipper with personalized zipper pullers, plus double slider for versatile and customizable fit. Comes in two amazing Graphic 5 colorways. ALPINESTARS KMX-9 V2 KART RACING SUIT SIZE CHART