The RK Excel GB428MXZ1-130 MXZ1 is a heavy-duty gold drive chain designed for mini motocross and supercross racing applications. Built for demanding off-road use, this 428-size chain combines Chromoly steel construction with seamless rollers and bushings for dependable strength, durability, and smooth power transfer. Its oversized special-alloy pins provide enhanced resistance to racing loads and extended service demands.
Designed for mini MX and SX motorcycles with engines up to 150cc and 30 horsepower, the RK Excel MXZ1 offers a strong, reliable solution for competitive riders. The chain supports a maximum width of 17.2 mm and includes a clip-type master link for convenient installation and maintenance. Its gold finish adds a distinctive appearance while helping the chain stand out on the motorcycle.
Feature: Heavy-duty MXZ1 racing chain for mini motocross and supercross applications
Feature: Chromoly steel construction for increased strength and durability
Feature: Seamless rollers and bushings for smooth operation
Feature: Oversized special-alloy pins for improved load resistance
Feature: Rated for off-road motorcycles up to 150cc and 30 horsepower
Feature: Includes clip-type master link
Feature: Manufacturer part number: GB428MXZ1-130
Feature: Vendor part number: GB428MXZ1-130
The RK Excel GB428MXZ1-130 fits mini off-road motorcycles using a 428 chain configuration and requiring a 130-link drive chain. Confirm the motorcycle manufacturer’s chain size, link count, and clearance requirements before installation. Proper alignment, lubrication, and adjustment are recommended to help maximize chain life and drivetrain performance.
Features:
- Heavy-duty MXZ1 racing chain for mini motocross and supercross applications
- Chromoly steel construction for increased strength and durability
- Seamless rollers and bushings for smooth operation
- Oversized special-alloy pins for improved load resistance
- Designed for off-road motorcycles up to 150cc and 30 horsepower
- 428 chain size with 130 links
- Gold finish
- Clip-type master link included
- Manufacturer part number: GB428MXZ1-130
- Vendor part number: GB428MXZ1-130