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Drivetrain› Belt and Chain Drive

RK Racing

RK Chain RK-M 420-CLIP - Natural

$2.73 $2.46 Save $0.27

SKU: R05K 420-CL

In Stock
In Stock
Ships by Jul 30
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The RK Excel 420MXZ-CL is a heavy-duty drive chain designed for mini MX and SX racing. Constructed from Chromoly steel, it offers exceptional strength and longevity for demanding off-road use. This chain is rated for engines up to 150cc and can handle up to 30 horsepower, featuring seamless rollers and bushings for smooth operation. It includes a clip-type master link for quick installation and maintenance.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRK Racing
Part NumberR05K 420-CL

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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