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11” X 2 5/8” I.D. Progressive Rate Torque Arm / Fifth Coil Spring
Item #: 20087PRB
• Wide range of preload adjustment (165 lbs. - 675 lbs.).
Wide range of preload adjustment (165 lbs. - 675 lbs.).
Soft primary rate (improves forward bite).
Stiff secondary rate (provides quick application of engine torque to rear tires).