REAR SPROCKET JTR13.39 JT 520
REAR SPROCKET JTR13.39 JT 520. Built from premium C49 high-carbon steel, JT Steel Sprockets deliver OEM-level precision and durability. With 2,500+ fitments for motorcycles and ATVs, they offer long life, exact fit, and dependable power transfer mile after mile. Features C49 high-carbon steel rears for long wear, precision manufacturing for exact OEM fit, broad coverage with 2,500+ motorcycle & ATV applications, consistent power transfer and sprocket tooth profile accuracy, and engineered for durability in street, track, and off-road use. Specifications: Material: C49 high-carbon steel, Tooth count: 40, Drive chain pitch: 520, Colour: Silver.
- SKU
- SR013-40.S.JT
- Brand
- JT
- Availability
- In Stock (1)
FULL DESCRIPTION
JT Rear Sprocket 40 Tooth 520 Pitch
This JT rear sprocket is engineered for exceptional performance and longevity. Constructed from premium C49 high-carbon steel, it offers superior wear resistance, ensuring dependable power transfer for mile after mile. Precision manufacturing guarantees an exact fit, mirroring OEM specifications for reliable integration with your motorcycle or ATV.
Key Features:
- Durable C49 high-carbon steel construction for extended wear life.
- Precision manufactured for an exact OEM fit.
- Consistent power transfer and accurate sprocket tooth profile.
- Engineered for durability across street, track, and off-road riding conditions.
Specifications:
- Material: C49 high-carbon steel
- Tooth Count: 40
- Drive Chain Pitch: 520
- Color: Silver


