Energy Suspension Hyper-Flex Coil Spring Isolator - 3-3/4 in ID - 5-7/16 in OD - 4-1/16 in Lip OD - 3/4 in Thick - Black - Universal - Pair 721075 HTD (High Torque Drive) have

HTD (High Torque Drive) have round teeth for deeper pulley engagement

GM X-Body 1966-67

Yamaha & Suzuki

Welded steel construction

Energy Suspension Hyper-Flex Coil Spring Isolator - 3-3/4 in ID - 5-7/16 in OD - 4-1/16 in Lip OD - 3/4 in Thick - Black - Universal - Pair 721075 HTD (High Torque Drive) haveMade of superior Hyper Flex (TM) material. Saves replacing again and again, lasting 3 to 10 times longer. Assemble to chassis the same way as OEM isolators and do not adversely change ride characteristics. Vehicle Applications: 1996 1998 Toyota RAV4 Energy Suspension is a self contained company with all services in house in order to maintain the highest quality control possible. They have over two decades of in house experience in innovating