Energy Suspension Hyper-Flex Coil Spring Isolator - 3-3/4" ID - 5-7/16" OD - 1-1/8" Thick - Polyurethane - Black - Universal - (Pair) PD130K 3/8 in Drive

3/8 in Drive

Tapered Front

Orange Powder Coat

1967-1970 Pontiac Firebird

Energy Suspension Hyper-Flex Coil Spring Isolator - 3-3/4" ID - 5-7/16" OD - 1-1/8" Thick - Polyurethane - Black - Universal - (Pair) PD130K 3/8 in DriveProduct Description: Coil Spring Isolator Hyper Flex 3 3 4 in ID 5 7 16 in OD 1 1 8 in Thick Polyurethane Black Universal Pair 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.