ProX Piston Kit for KTM65SX '00-08 (44.96mm)

Give your classic KTM 65SX (2000-2008) new power, better compression, and a tight, crisp 2-stroke feel with the ProX Piston Kit 44.96 mm – the high-quality piston kit that fits perfectly on the early-generation KTM 65SX!

ProX delivers premium piston kits that match OEM specifications exactly. This complete kit includes a high-quality forged piston sized 44.96 mm (standard oversize) with optimal compression for the compact 65cc engine. The piston features a special coating for excellent heat dissipation and minimal wear, so your engine runs smoother and lasts longer.

The kit comes complete with:

• Piston rings
• Piston pin
• Clips

Whether you’re performing a major service after an intense racing season, carrying out a light overbore, or simply doing preventive replacement: this ProX piston will bring your classic KTM 65SX back to top condition with that powerful, responsive 2-stroke character the early 65SX is famous for. Perfect for riders restoring their old 65SX or using it for serious, consistent training.

Why KTM 65SX 00-08 owners choose the ProX Piston Kit 44.96 mm:

• High-quality forged aluminum with heat-resistant coating
• Exact 44.96 mm size – perfect fit for KTM 65SX 2000-2008
• Complete kit with rings, piston pin, and clips – ready to install
• Better compression, throttle response, and combustion
• Less wear and longer engine lifespan
• Reliable ProX quality at a competitive price