420 Sprocket And Chain Kit For Yamaha TT R 90 2000 To 2007 Beef Up Your Ride With Front And Rear 420 Sprockets And 86 Link Chain 14 To 35 Gear Ratio Clip Master Link OEM Pitch 420

TT-R90 2000-2007 420 Sprocket & Chain Kit Front & Rear
✔️ Front & rear 420 sprockets with 86-link chain, 14:35 gear ratio

The complete drive system kit for TT-R90 models (2000-2007) includes both front and rear 420 sprockets plus an 86-link chain designed for OEM 420 pitch. This single-package kit refreshes the drive train, helping restore smooth power transfer and reliable operation on trails and streets.

✅ Front and rear 420 sprockets included for a complete drive
✅ 86-link chain with clip master link for quick install
✅ OEM pitch 420 ensures precise chain alignment
✅ 14:35 gearing ratio for smoother throttle response

💡 What is a 420 sprocket and chain kit used for on a TT-R90?

Handy upgrade that refreshes the drive quality and extends chain life for similar bikes.

- Improves drive efficiency and power transfer for smoother takeoffs
- Replaces worn front and rear sprockets and chain with OEM pitch 420
- Includes 86-link chain and clip master link for easy installation
- Maintains 14:35 gearing for reliable performance on trails and streets
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