JT SPROCKETS Rear Sprocket - 39 Tooth - BMW/Yamaha JTR859.39
Part Number: 12100494JT SPROCKETS
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- SKU:
- 12100494
- UPC:
- 824225309423
- MPN:
- JTR859.39
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
Prop 65 Warning
Prop 65 Warning
cancer & reproductive harm
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Description
A worn or undersized rear sprocket directly impacts your bike's acceleration, top-end performance, and overall drivetrain efficiency. Whether you're pushing harder on track or optimizing your daily ride, upgrading to a precision-engineered 39-tooth sprocket ensures your power delivery matches your ambition. The JT Sprockets rear sprocket delivers the durability and responsiveness that BMW and Yamaha riders demand.
- Material: C45 high-carbon steel
- Tooth Count: 39T
- Heat-treated construction
- Bead-blasted finish
- Fitment: BMW/Yamaha motorcycles
- Strength-to-weight optimized
- Industry-standard quality
- Bolt-on installation
- Part Number: JTR859.39
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