Sports Parts Inc. Progressive Coil Spring

Specially designed to improve the harsh ride of the snowmobile rear shock. This progressive coil spring has a triple rate which changes from soft to firm as the suspension compresses for more comfort & better weight transfer.- Made of chrome silicone steel- Triple rate progressionLength: 11"ID: 1.500" top end, 1.900" bottom endRod Diameter: 0.312"Capacity: Compressed