Progressive rate spring;Spring ratio lbs./in: 105/150;Available in black color;Fit for 12/412 series street shocks 12.50 inches, 13.00 inches, 13.50 inches and 14.25 inches;Measures 1.85 inches ID by 9.37 inches length

• Progressive Suspension 03-1368B Black 9.37 Progressive Rate Spring - Pair
• One Size
• Black

Progressive Suspension 03-1368B Black 9.37 Progressive Rate Spring - PairProgressive Suspension