Simpson Nomex Underwear Bottom - White AF1910 GM A-Body / B-Body /

GM A-Body / B-Body / F-Body / X-Body 1964-89

Wilwood Dynalite Calipers

2005-2007 Freightliner XB Straight Rail

differentials

Simpson Nomex Underwear Bottom - White AF1910 GM A-Body / B-Body /Our softest Nomex and knit for added comfort on race days. Available in short or long sleeve and full length bottom. Nomex or CarbonX and underwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire. Features: SFI 3. 3 approved Nomex soft knit for comfort and fire retardancy Stay safe on the track with Simpson Racing, your trusted source for high performance motorsport