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Engines and Components› Pistons and Piston Rings

ProX Racing Parts

ProX Piston Ring Set TRX420 Rancher '07-20 (87.00mm)

$35.29 $10.30 Save $24.99

SKU: P0BM 02.1487.050

In Stock
In Stock
Ships by Jul 30
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The ProX Racing Parts piston ring set is a 0.50 mm oversize set designed for 87.00mm bores. These rings are manufactured for use with ProX pistons exclusively. They are suitable for cast iron bores, nickel ceramic platings (Nikasil), and boron composite cylinder walls.

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

BrandProX Racing Parts
Part NumberP0BM 02.1487.050

Videos

ProX Racing Parts Unboxing 2-Stroke Piston

ProX Racing Parts Unboxing 2-Stroke Piston
ProX 2-Stroke Pistons: Affordable OEM+ Performance

ProX 2-Stroke Pistons: Affordable OEM+ Performance
ProX Racing Parts Unboxing 4-Stroke Piston

ProX Racing Parts Unboxing 4-Stroke Piston

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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