STM Ski-Doo TRA Primary Clutch Spring - White 280/420 SDPS-3
Original price $35.00
Current price $29.99
- 2.9" load 280 lbs
- 1.6" load 420 lbs.
- Quick and easy tuning of engagement and top rpm with performance adjusting primary (drive) clutch springs
- .207 in. chrome silicon construction with 5 percent tolerance - the lowest in the industry (including OEM)
- Primary (drive) springs are shot-peened for durability
- 2.9 inch load - 280 lbs.
- 1.6 inch load - 420 lbs.
(1) White primary clutch spring