The RK 428 MXZ1 is a heavy-duty mini racing drive chain designed for mini motocross and supercross applications. Built with Chromoly steel construction, this 130-link chain delivers dependable strength and durability for demanding racing conditions. Its gold finish provides a clean, professional appearance while helping distinguish the chain during installation and maintenance.
Seamless rollers and bushings help promote consistent movement and reliable engagement with compatible sprockets. Oversized special-alloy pins add strength to the chain assembly, supporting the high loads and repeated impacts associated with competitive mini MX and SX racing. The RK GB428MXZ1-130 is engineered for riders and teams seeking a durable 428-size racing chain from a trusted chain manufacturer.
Fitment: Designed for compatible mini motocross and supercross motorcycles using a 428 chain size. Verify the motorcycle model, sprocket configuration, and required link count before installation. The manufacturer part number is GB428MXZ1-130, and the vendor part number is GB428MXZ1-130.
Features:
- Size: 428 drive chain
- Model: MXZ1 Mini Racing
- Link count: 130 links
- Finish: Gold
- Construction: Heavy-duty Chromoly steel
- Rollers and bushings: Seamless design for consistent operation
- Pins: Oversized special-alloy pins for added strength
- Application: Mini motocross and supercross racing
- Brand: RK
- Manufacturer part number: GB428MXZ1-130
- Vendor part number: GB428MXZ1-130