Shop OEM GENERAL MOTORS Part # 15733656 (15030257). Plate. Spring. Spacer. (Upper). 1 ton. 2500 SERIES. 2500 SERIES, 8.1L. 3/4 & 1 ton. 3/4 ton, diesel. Upper. Suspension Coil Spring -

Coil Spring Insulator. Leaf Spring Plate. Anchor. Coil Insulator. Leaf. Mount. Retainer. U - bolt.

Leaf Spring PlateCoil Spring Insulator

1 ton. 2500 SERIES. 2500 SERIES, 8.1L. 3/4 & 1 ton. 3/4 ton, diesel. Upper.
Suspension Coil Spring - Repair or Replace
Your coil springs are not especially prone to failure, but if they have been cut, clamped, or heated to have the vehicle lowered, your might benefit from replacing the strut springs. Excessive rust can make the springs more prone to failure. Contact your local service department to have your suspension system evaluated.