The RK Excel GB420MXZ-116 Gold 420 x 116 MXZ Mini Racing Drive Chain is designed for mini motocross and supercross racing applications. Manufactured by RK Excel, this heavy-duty chain features Chromoly steel construction, seamless rollers and bushings, and oversized special-alloy pins for dependable strength under demanding off-road conditions. The gold finish adds a distinctive appearance while supporting easy chain inspection and maintenance.
Built for mini MX and SX motorcycles, the GB420MXZ-116 is rated for off-road engines up to 150cc and applications producing up to 30 horsepower. Its 116-link configuration is suited for replacement or custom drivetrain setups when matched to the motorcycle’s sprocket combination. This chain is engineered for racing use and should be properly sized, installed, lubricated, and adjusted according to the manufacturer’s recommendations.
Fitment: Intended for compatible mini motocross and supercross motorcycles using a 420-size drive chain. Verify the motorcycle model, sprocket configuration, chain length, engine displacement, and horsepower requirements before installation. A clip-style master link is included for convenient installation.
As a genuine RK Excel product, the GB420MXZ-116 combines specialized racing construction with the durability needed for high-load mini-bike applications. The chain’s reinforced components help provide reliable power transfer during practice, competition, and off-road riding.
Features:
- Brand: RK Excel
- Manufacturer: RK Excel
- Part Number: GB420MXZ-116
- Vendor Part Number: GB420MXZ-116
- Chain Size: 420
- Chain Length: 116 links
- Application: Mini motocross and supercross racing
- Construction: Heavy-duty Chromoly steel with seamless rollers and bushings
- Pins: Oversized special-alloy pins for increased strength
- Tensile Strength: 4,980 pounds
- Maximum Engine Rating: 150cc off-road
- Maximum Horsepower: 30 horsepower
- Master Link: Clip type included
- Finish: Gold