Front Sprocket 17mm 428 x 13T | TS-7179

13T front sprocket for all pit bike models

(Always confirm your specific engine/transmission shaft diameter before buying; older Thumpstar models sometimes used a 17mm shafts, which would not fit a 20mm sprocket)

Fitment:

TSC/TSB/TSK/HUNGE 110

TSB/TSX 125

TSX/TSR/TSC 140 & TSK 141

TSR 190

TSX 212