# ProX 01-05 YFM660R Piston Kit (101.00mm)

ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options in order to follow manufaturer Piston to Cylinder Wall clearances. ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc.!

-   Precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy used for all major Japanese engine manufacturers
-   ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc
-   First class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc.
-   ProX also offers oversized piston options in order to follow manufaturer Piston to Cylinder Wall clearances
-   ProX Piston Kits are comprehensive. Complete with: Piston / Ring Kit / Wrist Pin / Cir Clips

This Part Fits:

Year

Make

Model

Submodel

2002-2006

Yamaha

YFM660F Grizzly 4x4

Base

2001-2005

Yamaha

YFM660R Raptor

Base

2004-2007

Yamaha

YXR66F Rhino 660

Base

2007

Yamaha

YXR66F Rhino 660 Ducks Unlimited

Base

2006-2007

Yamaha

YXR66F Rhino 660 Exploring Edition

Base

2006-2007

Yamaha

YXR66F Rhino 660 Special Edition

Base

2007

Yamaha

YXR66F Rhino 660 Sport Edition

Base

## Details

- **Price:** 165.58 CAD
- **Vendor:** ProX
- **Type:** Piston Sets - Powersports

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 165.58 CAD | In stock |

## Images

- Photo - Primary
- User 1
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- Photo - out of package
- User 1
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> Source: [Standard Auto Part](https://www.standardautopart.com/products/prox-01-05-yfm660r-piston-kit-101-00mm)
> Updated: 2026-06-27