REAR SPROCKET STEEL 51 [JTR215.51] 420 MX-21551
REAR SPROCKET STEEL 51 [JTR215.51] 420 MX-21551. Made from C45 high-carbon steel, heat treated and sandblasted. Finished in powder-coated black or bright zinc plated (BZP). Meets or exceeds motorcycle industry compound quality standards. Direct OEM replacement. Tooth Count: 51, Chain Size: 420, Inner Diameter (I.D.): 110 mm, Pitch Circle Diameter (PCD): 130 mm, Mounting: 4 counter-sunk holes 8.5 mm. Finish: Silver. Part No.: SR209-51.S.DR. Cross-Reference OEM Part Numbers: JTR209.51, MX-21551, L17-0151, MX-215451, SR209-51.S.DR. Weight: 726g.
- SKU
- SR209-51.S.DR
- Brand
- Dirt Racing
- Availability
- In Stock (21)
FULL DESCRIPTION
Dirt Racing Rear Sprocket 51 Tooth 420 Chain
Enhance your motorcycle's drivetrain with this durable rear sprocket from Dirt Racing. Engineered for performance and longevity, this sprocket is a direct replacement for your original part, ensuring a seamless fit and reliable operation.
Key Features:
- Constructed from high-quality C45 high-carbon steel for superior strength.
- Heat treated and sandblasted to reduce surface tension and improve durability.
- Finished with a powder-coated black or bright zinc plating (BZP) for corrosion resistance.
- Meets or exceeds industry quality standards for motorcycle components.
- Designed as a direct Original Equipment Manufacturer (OEM) replacement.
Specifications:
- Tooth Count: 51
- Chain Size Compatibility: 420
- Inner Diameter (I.D.): 110 mm
- Pitch Circle Diameter (PCD): 130 mm
- Mounting Type: 4 counter-sunk holes
- Hole Diameter: 8.5 mm
- Finish: Silver
- Part Number:
Cross-Reference Part Numbers:
- JTR209.51
- MX-21551
- L17-0151
- MX-215451


