In stock

ProX Piston Kit — 53.94 mm — Yamaha YZ125

ProX · #PX2222A · Top End / Engine

Manufactured in Japan and designed to be OEM replacement
Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances
Kit includes piston, ring kit, wrist pin, and circlips

$121.95

In stock. Ships in 2–4 business days · free shipping over $150.

Questions? Call the shop: 801-361-3010

Real shop · real humans · 1231 N 1300 W Ste A, Centerville, UT 84014

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Description & features3 features

Manufactured in Japan and designed to be OEM replacement
Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances
Kit includes piston, ring kit, wrist pin, and circlips

Specifications14 specs

Compression Ratio: Standard
Bore - Oversize: Standard
Piston Material: Aluminum Alloy
Skirt Coating: Moly Coated
Type: Standard Size A
Piston Size: 53.94 mm
Units: Kit
Displacement: 125 cc
Engine Type: 2-Stroke
Riding Style: Off-Road
Bore Size: 54.00 mm
Shipping weight: 0.32 lb
Package size: 3.3 × 3.3 × 3.3 in
Country of origin: Japan

Fitment1 models · Yamaha

Yamaha1 models

YZ1252002–2004

Fitment comes from the catalog data for this part. Double-check your year, model and trim before you order — or call the counter at 801-361-3010 and we’ll check it with you.

Part numbersOEM cross-reference

Salto part #: PX2222A
ProX part #: 01.2224.A
Replaces OEM #: 5NY-11631-01-A0

Shipping

In stock. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is checked again before your card is charged.

Questions4 answers

Is it in stock?: Yes — it’s in stock right now. We check again the moment you order, before anything is charged.
How fast will it get to me?: Usually 2–4 business days by ground.
Will it fit my machine?: It’s listed for the models in the Fitment section above. Not sure about your trim or year? Call the counter at 801-361-3010 and we’ll check it with you.
Is this genuine ProX?: Yes. It’s new and genuine, straight from Salto — ProX part #01.2224.A.