JT Sprockets Rear Sprocket for Honda, 42-Tooth (JTR210.42)

Upgrade your motorcycle’s final-drive performance with the JT Sprockets JTR210.42 rear sprocket. Designed specifically for Honda applications, this 42-tooth sprocket delivers dependable chain engagement and long-lasting service for riders who demand consistent performance from every component. JT Sprockets combines computer-aided design with advanced manufacturing methods to create sprockets that provide high strength while minimizing unnecessary weight.
Every JT Sprockets sprocket meets or exceeds demanding quality standards for the motorcycle industry. The JTR210.42 is manufactured from premium C45 high-carbon steel, selected for its durability, resistance to wear, and ability to withstand the stresses of motorcycle power transmission. Its precision-engineered tooth profile promotes smooth chain operation and helps support reliable performance across a wide range of riding conditions.
The sprocket is heat-treated to improve material strength and durability, then bead blasted to help reduce surface tension created during manufacturing. This combination of processes enhances the sprocket’s resistance to demanding use while maintaining the quality and consistency expected from the JT Sprockets brand. Whether replacing a worn rear sprocket during routine drivetrain service or completing a chain and sprocket replacement, the JTR210.42 provides a dependable fit for compatible Honda motorcycles.
Install the JT Sprockets JTR210.42 rear sprocket as part of a properly matched drivetrain system, and follow the motorcycle manufacturer’s specifications for chain compatibility, installation, and adjustment. With its 42-tooth design, high-carbon steel construction, and carefully controlled production, this JT Sprockets replacement sprocket is built to deliver reliable service and lasting value.

Features:

• Brand: JT Sprockets

• Part Number: JTR210.42

• Application: Rear sprocket for compatible Honda motorcycles

• Tooth Count: 42 teeth

• Material: Premium C45 high-carbon steel

• Manufacturing: Computer-designed for high strength and reduced weight

• Durability: Heat-treated for improved strength and wear resistance

• Surface Treatment: Bead blasted to help reduce material surface tension

• Quality: Meets or exceeds high motorcycle industry quality standards

Ships from Parts Unlimited.