JT Rear Steel Sprocket 42 Teeth for 520 Chain - Part Number JTR820.42

Upgrade your motorcycle's drivetrain with the JT Rear Steel Sprocket designed for 520 chains. Crafted exclusively from high-quality Japanese 545C high carbon steel, this sprocket offers exceptional durability and performance. It is heat treated and hand finished to meet or surpass original equipment manufacturer (OEM) standards, ensuring a precise fit and reliable operation. This sprocket is engineered to outlast mild steel or surface-hardened counterparts by two to three times, providing long-lasting service even under demanding riding conditions.
The OEM gearing configuration includes a 48-tooth rear sprocket and a 21-tooth front sprocket, making this replacement compatible with many common setups. All JT sprockets feature a 530 chain pitch, ensuring compatibility with a wide range of chains and motorcycles. Whether you're replacing worn components or upgrading for better performance, this sprocket offers an excellent balance of quality and affordability.
Designed for riders seeking durability and efficiency, the JT Rear Steel Sprocket is an ideal choice for street and off-road motorcycle enthusiasts. Its robust construction and precision manufacturing help improve power transfer, reduce wear, and extend the lifespan of your chain and sprockets. Easy to install, this sprocket guarantees a seamless upgrade to your bike's drivetrain, enhancing overall performance and reliability.

Features:

• Top quality at economical prices

• Made exclusively from the finest Japanese 545C high carbon steel

• Heat treated and hand finished to meet or exceed OEM standards

• Outlasts mild steel or surface hardened sprockets by two to three times

• OEM gearing includes 48 Tooth rear and 21 Tooth front sprockets

• All sprockets have 530 chain pitch