Description
The all new Thunder Shift Rollers (TSR) are another great tuning component for the Ski-Doo TRA clutch. The TSR can be used with stock TRA arms or the adjustable Thunder Shift Arms. Thunder Shift Rollers are available in Stock Ski-Doo size(10.0 grams), 1mm oversize (12.5 grams each) or 2mm oversize (15.5 grams each). Thunder Shift Rollers are heat treated, Melonite coated for lubricity and bushed. Thunder Shift Rollers are a bolt on high performance item from Thunder Products, Inc. Sold as set of (3)
