The RK OEM Replacement Chain and Sprocket Kit, part number 2052-870EX, is designed for Kawasaki EX500 motorcycles from 1987 through 2009. This complete drivetrain kit includes OE gearing to help maintain the motorcycle’s original performance characteristics, fitment, and overall riding balance. It is a practical replacement solution for riders seeking dependable chain and sprocket service in one coordinated package.
The kit pairs a premium Driven® C45 steel alloy rear sprocket with a black case-hardened finish and a Driven® C45 steel front sprocket that is case hardened and quenched for added durability. These materials and heat-treatment processes help the sprockets resist wear under normal riding conditions while supporting consistent power transfer. RK’s OEM Replacement kit is engineered as a high-mileage performance kit for routine maintenance and drivetrain renewal.
Fitment: Kawasaki EX500, model years 1987–2009. Verify the motorcycle model and year before installation to ensure compatibility with the intended OE gearing and application. The brand is RK, the manufacturer part number is 2052-870EX, and the vendor part number is also 2052-870EX.
Features:
- Application: OEM replacement chain and sprocket kit for Kawasaki EX500 motorcycles from 1987–2009
- Brand: RK
- Model: Kawasaki EX500
- Gearing: OE gearing for original-equipment-style performance and fitment
- Rear sprocket: Driven® C45 steel alloy construction with a black case-hardened finish
- Front sprocket: Driven® C45 steel construction with case hardening and quenching
- Performance: Designed as a high-mileage performance kit for dependable drivetrain service
- Manufacturer part number: 2052-870EX
- Vendor part number: 2052-870EX