Select Your Ride

1
2
3

PROX Piston Kit 01.1218.A1

Part Number: PX4260A
PROX
(No reviews yet) Write a Review
SKU:
PX4260A
MPN:
01.1218.A1
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.38 LBS
On Sale
MSRP: $132.95
Now: $90.00
Was: $132.95
— You save $42.95
Prop 65 Warning Prop 65 Warning cancer & reproductive harm Price Match Call for more info on price match does not include 3rd party ads

Description

A piston kit is the heart of engine reliability and performance—without proper pistons, you're risking catastrophic failure under boost or high RPM. The PROX Piston Kit 01.1218.A1 delivers OEM-grade construction with precision engineering, ensuring your engine maintains consistent compression, heat dissipation, and durability through demanding conditions. Whether you're rebuilding after a failure or refreshing your power plant, this kit eliminates guesswork with a complete solution that includes everything you need for a proper installation.

  • High-silicon aluminum alloy
  • Meets/exceeds OEM specifications
  • CNC-machined tolerances
  • Japanese manufacturing
  • Includes piston rings
  • Wrist pins included
  • Circlips included
  • Complete kit package
  • OEM-replacement quality
  • MPN: 01.1218.A1
View AllClose

Specs

RIDING STYLE:
OFF-ROAD
PISTON DIAMETER METRIC:
53.94 MM
PRODUCT NAME:
PISTON KIT
BORE SIZE METRIC:
53.94 MM
PISTON SIZE METRIC:
STANDARD SIZE A
PISTON MATERIAL:
ALUMINUM ALLOY
UNITS:
EACH
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for PROX Piston Kit 01.1218.A1

View AllClose

FREE Shipping on orders of $99 or more!


Commercial Accounts

We offer tax-free commercial accounts, providing businesses with significant savings and streamlined benefits.



Easy 30-Day Returns

We proudly offer 30-day easy returns, ensuring a hassle-free and convenient shopping experience for our customers.


You May Also Like

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER