Alpinestars Race v3 Fire Resistant Racing Undershirt - FIA 8856-2018 / SFI 3.3 | Original Colorway Category_Stopwatches while soft padding against the

while soft padding against the shoulders is comfortable to wear

The re-envisioned Alpinestars KMX-9 v2 Karting suit brings an aggressive new design that is offered in 7 vibrant colorways

The 4-pin 712-style connector is also popular on many other analog AIM sensors

One size fits all

Alpinestars Race v3 Fire Resistant Racing Undershirt - FIA 8856-2018 / SFI 3.3 | Original Colorway Category_Stopwatches while soft padding against theThe Alpinestars Race v3 Fire Resistant Racing Undershirt delivers professional grade protection with a lightweight, comfortable fit. Certified to FIA 8856 2018 and SFI 3. 3, it offers identical performance to current production Race v3 undershirts. This version features the original Alpinestars colorway, making it a smart value choice for drivers who want proven safety without compromise. Ideal for track days, club racing, and professional competition.