Select Your Ride

1
2
3

PROX Piston Kit 01.4285.C

Part Number: PX4310C
PROX
(No reviews yet) Write a Review
SKU:
PX4310C
MPN:
01.4285.C
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.65 LBS
On Sale
MSRP: $132.95
Now: $110.00
Was: $132.95
— You save $22.95

Ships from Manufacture | Call to Order (231) 767-5055

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 fundamental to engine reliability and performance—worn or damaged pistons compromise combustion efficiency, increase blow-by, and risk catastrophic engine failure. The PROX Piston Kit 01.4285.C delivers OEM-equivalent quality at a fraction of the cost, engineered with precision tolerances and premium materials to restore your engine to factory specifications. Whether you're rebuilding after high-mileage wear or preparing for sustained performance driving, this complete kit eliminates the guesswork with everything needed for a proper installation.

  • High-silicon aluminum alloy
  • OEM-equivalent specifications
  • CNC-machined precision
  • Manufactured in Japan
  • Includes piston rings
  • Includes wrist pins
  • Includes circlips
  • Complete rebuild kit
  • Close tolerance machining
View AllClose

Specs

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

0 Reviews

View AllClose

Fitment

Fitment for PROX Piston Kit 01.4285.C

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