Energy Suspension Hyper-Flex Sway Bar Bushing - Rear - Non-Greasable - 1-3/4" Bar - Polyurethane - Red - (Set of 4) 57135BK Does not alter factory wiring

Does not alter factory wiring

1968-1974 Chevrolet K20 Suburban

Airflow Research Stud Girdles will maintain valvetrain longevity throughout an engine's entire RPM range

Road Race/Off-Road

Low- and High-impedance designs available to match most commercial applications

Energy Suspension Hyper-Flex Sway Bar Bushing - Rear - Non-Greasable - 1-3/4" Bar - Polyurethane - Red - (Set of 4) 57135BK Does not alter factory wiringProduct Description: Sway Bar Bushing Hyper Flex Rear Non Greasable 1. 75 in Bar Polyurethane Red GM Fullsize SUV 1966 99 Set of 4 Energy Suspension is the world's leader in developing and manufacturing performance polyurethane automotive suspension products. Energy Suspension state of the art on site new product development program which carefully analyzes various vehicle reactions equipped with Energy Suspension Performance Polyurethane technology.