- ProX pistons provide a reliable and cost-effective way to maintain the engine in excellent condition
- High-quality cast piston made with dedicated tooling and molding
- Made from hypereutectic alloy for extra strength and reduced expansion
- Special ring setup for improved durability and resistance to wear
- Some pistons come with Full MoS2 skirt coating for improved breaking in and resistance to scuffing
- Anodized piston dome for increased protection against excessive heat
- Usage of high-quality rings such as Riken for optimum heat transfer and sealing
- Packed in a box containing piston, rings, wrist pin, circlips.
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2006 | Beta | RR 525 | |
| 2008-2009 | Beta | RR 525 | |
| 2009 | Beta | RR 525 Auto | |
| 2000-2002 | KTM | 520 EXC | |
| 2000-2002 | KTM | 520 MXC | |
| 2000-2002 | KTM | 520 SX | |
| 2003-2007 | KTM | 525 EXC | |
| 2006-2007 | KTM | 525 EXC-G | |
| 2003-2005 | KTM | 525 MXC | |
| 2004-2005 | KTM | 525 SMR | |
| 2003-2006 | KTM | 525 SX | |
| 2003-2005 | KTM | 525 SX Racing | |
| 2006-2007 | KTM | 525 XC-G | |
| 2007 | KTM | 525 XC-W | |
| 2008-2010 | KTM | 525XC | |
| 2007-2011 | Polaris | Outlaw 525 IRS | |
| 2008-2010 | Polaris | Outlaw 525 S | |