Eibach XT Barrel Coil-Over Spring - 2.50" ID x 16" Tall - 150 lb. 57125BK The Centerforce II Clutch Series

The Centerforce II Clutch Series utilizes a full facing disc with premium friction material and a pressure plate with centrifugal weights (where applicable)

The Simpson Chopper

1977-1981 Ford Thunderbird

32 in W x 21 in H x 3 in D

Eibach XT Barrel Coil-Over Spring - 2.50" ID x 16" Tall - 150 lb. 57125BK The Centerforce II Clutch SeriesBuilding on six decades of spring technology, Eibach introduces our most advanced ERS System. Designed specifically for the Dirt Modified Racer, the PLATINUM SERIES springs are engineered using our proprietary ultra high tensile alloy to deliver increased travel, maximum rate linearity, lightest physical weights and legendary durability. Hi Tensil Platinum Spring Coil Used Ultra Lightweight for Reduced Unsprung Mass Each Spring Individually Tested