The rear springs are wound from 9254 CrSi premium wire and feature a linear 130 lb/in rate
s bushings are internally fluted
It will also work excellent with the stock torque arm when using a 1-piece bushing (item #3004)
BMR has designed the SP088 for the drag race crowd who want to the ultimate in straight-line acceleration
A-arms, Lower, DOM, Non-adj, Delrin Bushings, Spring Pocket 2001 pontiac firebird The rear springs are woundA arms are one of the most important, yet overlooked suspension components. They are the direct link between the front wheels and the chassis. Any deflection causes a change in alignment, which results in poor performance and driving feel. Fabricated from heavy duty 1. 500 inch, 0. 095 inch wall and 1. 525 inch, 0. 095 inch wall DOM tubing with laser cut, CNC formed plate steel braces for extra strength, deflection is eliminated with A arms from BMR