Product information updated on 2021-08-25, Manufactured by BDS Suspension - Part Number BDS:121406, 1988-06 Chevy Silverado/GMC Sierra 1500 Recoil Mount Kit, , RECOIL Traction Bars BDS Suspension introduces a revolutionary spring loaded traction bar system engineered to improve traction and limit axle wrap without negatively affecting suspension travel or ride quality. These next generation RECOIL traction bars