The RK 420 MXZ heavy-duty drive chain is designed for dependable power transfer in motorcycle, ATV, and other compatible powersports applications. This 126-link chain features chromoly steel construction for increased strength and durability under demanding riding conditions. The RK model 420 MXZ is built to provide consistent engagement with compatible sprockets while supporting reliable drivetrain performance.
Seamless rollers and bushings help promote smooth chain movement and reduce wear during operation. Oversized alloy pins add strength to the chain assembly, making it a suitable replacement for applications requiring a robust 420-size drive chain. The chain includes a clip connecting link for convenient installation when properly matched to the vehicle and sprocket setup.
Confirm fitment before installation by comparing the vehicle manufacturer’s specifications, chain size, required link count, and sprocket compatibility. The manufacturer part number and vendor part number are both GB420MXZ-126. This RK chain is supplied in a 126-link configuration and is intended for use with compatible 420 chain systems.
Features:
- Size: 420 chain size with 126 links
- Model: MXZ heavy-duty drive chain
- Brand: RK
- Manufacturer part number: GB420MXZ-126
- Vendor part number: GB420MXZ-126
- Construction: Chromoly steel for added strength and durability
- Rollers and bushings: Seamless design for smooth operation
- Pins: Oversized alloy pins support increased chain strength
- Connecting link: Clip-style connecting link included
- Fitment: Compatible with vehicles and sprocket systems specified for 420-size drive chains