The RK Excel GB428MXZ1-CL is a gold clip-style master link designed for MXZ1 Mini Racing chains used in mini motocross and supercross applications. Built for demanding off-road competition, this master link supports the heavy-duty construction and reliable power transfer expected from RK Excel racing chain components.
Manufactured by RK Excel, the GB428MXZ1-CL master link is intended for compatible GB428MXZ1 chain assemblies and is suitable for mini motorcycles and racing applications up to 150cc off-road and 30 horsepower. Its clip-type retention design allows for straightforward installation when properly matched to the chain and vehicle manufacturer’s specifications.
The MXZ1 chain system uses Chromoly steel construction, seamless rollers and bushings, and oversized special-alloy pins to deliver increased strength under racing conditions. With a rated tensile strength of 4,980 pounds and a maximum chain width of approximately 0.68 inches, this gold master link is a practical replacement or installation component for maintaining dependable drivetrain performance. Confirm chain size, model compatibility, and installation orientation before use.
Features:
- Brand: RK Excel
- Manufacturer Part Number: GB428MXZ1-CL
- Vendor Part Number: 691-12002G
- Chain Model: MXZ1 Mini Racing
- Application: Mini motocross and supercross racing
- Fitment: Compatible with RK Excel GB428MXZ1 chain assemblies
- Master Link Type: Clip style
- Finish: Gold
- Maximum Application Rating: 150cc off-road and 30 horsepower
- Chain Strength: 4,980-pound tensile strength
- Chain Width: Approximately 0.68 inches maximum
- Construction Compatibility: Chromoly steel chain with seamless rollers and bushings