Allstar Performance Bump Spring Cup 1.160" Step OD x 16mm Shaft 4704021-10-M Compression design

Compression design

The Zamp ZR-40 Race Suit is a lightweight two-layer suit built with high-quality materials at an affordable price for adult and youth drivers

Specifically engineered to pair with coil-sprung RAM 1500

Includes 3/8" rod ends

Under the new FIA 8860-2018 standard all helmets must withstand the following tests:

Allstar Performance Bump Spring Cup 1.160" Step OD x 16mm Shaft 4704021-10-M Compression designLightweight bump spring cups are made from 6061 T6 aluminum and have a black anodized finish. Cups feature a bronze bushing, allowing the shock shaft to move freely during suspension travel. Cups have a 2" O. D. sized for Hypercoil and most Landrum bump springs. Two are required and should closely match bump spring I. D. size to appropriate bump spring cup step O. D. size from chart. Sold each. Specialty items for the Shop, Trailer and Track. The