$89.82 - $108.41
$99.80 - $120.45
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RK GB520 MXZ4 Chain


  • Strong enough to take the punishment of any bike up to 500cc
  • Made for the serious Motocross / off-road racer, who values every ounce of performance over system life
  • GB520MXZ4 chains feature chromoly steel construction with seamless rollers and bushings with oversized special alloy pins for added strength
  • All components are heat-treated using RK’s exclusive HIT (Heat Induction Transfer) process
  • 8,000 pound tensile strength
  • Includes clip style master link
  • Non-O-Ring

Recommended Applications:

  • Suitable for professional level 125cc to 500cc open class off-road racing
Fitment Notes & Exceptions
This is a universal fit part; it may or may not fit without modification.
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Product Style Item # Manufacturer Product # Availability
Gold / 116 Links 934988 GB520MXZ4-116 In Stock: Ships within 24 hours
Gold / 120 Links 934619 GB520MXZ4-120 In Stock: Ships within 24 hours
Gold / 130 Links 934822 GB520MXZ4-130 In Stock: Ships within 24 hours
Gold / 140 Links 934685 GB520MXZ4-140 In Stock: Ships within 24 hours