The Dual Stage Control Arm Bushing features both 55 & 70 Durometers. Designed to only give and flex under throttle and come back to static under braking. Does not allow rear end to over rotate under braking. IMCA Southern Sportmod Legal
Fits: 65-88 GM Midsize Rear Control Arm Bushing
Overall Length: 2.00"
Diameter Small End : 1.86"
Diameter Big End: 1.922"
Inside Diameter: .50"