Rear Sprocket - Aluminum - 51 Tooth - Silver - Yamaha
- CNC-machined (not stamped) and feature a computer-aided ultra-light design to reduce unsprung weight and increase power transfer
- Rear sprockets made from high-strength, specially enhanced 7075-T6 aluminum that is 33% lighter than steel to further reduce weight and increase power transfer without sacrificing strength
- Rear sprockets also feature a special tooth profile that allows the chain to roll easily on and off the sprocket for longer wear, less noise and more power
Specs
| PRODUCT NAME | SPROCKET |
| TYPE | DRIVE |
| STYLE | ULTRALIGHT |
| COLOR/FINISH | SILVER |
| MATERIAL | 7075-T6 ALUMINUM |
| TOOTH COUNT | 51 |
| CHAIN SIZE | 520 |
| MOUNTING POSITION | REAR |
| UNITS | EACH |
| RIDING STYLE | OFF-ROAD / ADVENTURE TOURING / DUAL-SPORT / STREET |
Fitments
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POSITION | NOTES |
|---|---|---|---|---|
| 2020-2022 , 2025-2026 | Yamaha | YZ125X | - | - |
| 2016-2025 | Yamaha | YZ450FX | - | - |
| 2016-2019 , 2021-2022 , 2025-2026 | Yamaha | YZ250X | - | - |
| 2015-2022 , 2025 | Yamaha | YZ250FX | - | - |
| 2003-2026 | Yamaha | YZ450F | - | - |
| 2003-2025 | Yamaha | WR450F | - | - |
| 2001-2026 | Yamaha | YZ250F | - | - |
| 2001-2009 , 2011-2025 | Yamaha | WR250F | - | - |
| 2001-2002 | Yamaha | WR426F | - | - |
| 2000-2002 | Yamaha | YZ426F | - | - |
| 2000 | Yamaha | WR 426 F | - | - |
| 1999-2026 | Yamaha | YZ250 | - | - |
| 1999-2026 | Yamaha | YZ125 | - | - |
| 1999-2000 | Yamaha | WR400F | - | - |
| 1999 | Yamaha | YZ400F |
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