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RK

RK Chains 428 MXZ4 Chain

Item: P1186729
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Designed to meet the rigorous demands of motocross and supercross, the RK 428 MXZ4 Chain offers unparalleled strength and durability for competitive r… Read More

Motorcycle Chain Install using an EK Three D Chain
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Motorcycle Chain Install using an EK Three D Chain

Product Details

RK Chains 428 MXZ4 Chain

Designed to meet the rigorous demands of motocross and supercross, the RK 428 MXZ4 Chain offers unparalleled strength and durability for competitive racing. Crafted from high-quality Chromoly steel, it features seamless rollers and bushings, ensuring smooth performance in extreme conditions. The Chromized pins significantly increase wear resistance, absorbing shock loads efficiently. With its exclusive HIT process, every component is heat-treated for supreme toughness. Ideal for 428 pitch applications on smaller displacement bikes, it's a racing-only chain, not suited for street use.

Features:

  • 428 pitch racing chain designed for motocross and supercross use
  • Chromoly steel construction for superior strength and durability
  • Seamless rollers and bushings for smooth operation and reduced wear
  • Chromized pins offer more than 2x wear resistance over standard non-sealed chains
  • HIT (Heat Induction Transfer) heat treatment for enhanced toughness
  • High shock-load absorption for extreme riding conditions
  • Tensile strength: 6,400 lbs
  • Maximum engine size: 150cc off-road
  • Maximum horsepower rating: 40 HP
  • Weight: 2.21 lbs
  • Maximum chain width: 20.2 mm
  • Includes clip-type master link
  • Not recommended for street use
Product Style J&P Cycles Item # Catalog Number Store Sku MFR. Product # Availability
Product Style Gold / 120 Links J&P Cycles Item #10589593 Catalog Number10589593 Store Sku MFR. Product #GB428MXZ4-120 AvailabilityOut of Stock
Fitment Notes & Exceptions
This is a universal fit part; it may or may not fit without modification.
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