The front of the black and red Alpinestars KMX-9 v3 S Graph-3 Youth Kart Racing Suit.
The back of the black and red Alpinestars KMX-9 v3 S Graph-3 Youth Kart Racing Suit.
The front of the black and yellow Alpinestars KMX-9 v3 S Graph-3 Youth Kart Racing Suit.
The back of the black and yellow Alpinestars KMX-9 v3 S Graph-3 Youth Kart Racing Suit.
The sizing chart (size guide) for Alpinestars Youth Suits. all-groups

Alpinestars KMX-9 v3 S Graph-3 Youth Kart Racing Suit

$399.95
By Alpinestars
Size
Color: Black/Red

The Alpinestars KMX-9 v3 S Graph-3 Youth Kart Suit is a high-performance, FIA 8877-2022 Grade 1 certified suit engineered for maximum safety and maneuverability. Its advanced dual-layer construction provides superior abrasion resistance while remaining exceptionally lightweight for junior drivers. Featuring a moisture-wicking toweling liner and strategic tech-mesh stretch panels, this suit delivers a precision fit and optimized breathability. Whether for practice or competitive racing, the KMX-9 v3 S offers the perfect blend of premium protection and ergonomic comfort to help young racers perform at their peak.

Features

Construction:
• Advanced two-layer construction assembly for protection, improved breathability, and weight savings.
• Knitted stretch panels on back, shoulders, and lumbar area ensure minimal material resistance while driving.
• Certified to NEW FIA 8877-2022 Grade 1 homologation standard.
• Exclusive outer shell material, combined with soft knit lining for optimum levels of protection, light weight, and comfort.
• Engineered for durability, minimal material bunching and abrasion resistance, while the poly-toweling lining boasts moisture-wicking properties.
• Strategically positioned tech mesh panels on underarms and crotch for increased airflow.

Superior Fit:
• Anatomically designed arms, legs, and torso panelling provide the optimum position while driving.
• Alpinestars asymmetric front opening design.
• Ergonomic collar with soft knitted lining for extended coverage and maximum comfort with safe closure system.
• Knitted wrist and ankle cuffs for maximum comfort and reduced weight.
• Adjustable waist belt allows a tight personalized fit.
• Athletic-Regular fit design.
• Anatomically designed arms, legs, and torso paneling to provide the optimum position while driving.

Design:
• Alpinestars Formula 1-derived design and technology shoulder epaulettes.
• Two thigh pockets offer a convenient storage option.
• Premium YKK zipper with personalized zipper pullers, plus double slider for versatile and customizable fit.
Technical Details

• Rating: FIA 8877-2022 Grade 1
• Layers: 2
• Fabric: Cotton/Polyester (Kart Only)
SKU: AL3356924-120-BLK-RED
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