Wiseco GP Series Piston Kit with Gaskets - KTM 250 SX/XC/EXC/XC-W / Husqvarna TC250/TE250 (2007-2016) - 66.40mm Bore - 2-Stroke
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Wiseco GP Series Piston Kit with Gaskets - KTM 250 SX / 250 XC / 250 EXC / 250 XC-W / Husqvarna TC250 / TE250
Premium Wiseco GP Series 2-stroke piston kit with complete top-end gasket set for the legendary 250cc 2-stroke platform. This is a race-spec piston with advanced coatings and a single ring design for maximum performance. Everything you need for a professional top-end rebuild in one convenient package.
š GP Series Race-Spec Features
- Electra Coated - Advanced piston skirt coating for reduced friction
- Single Ring Design - Reduced friction and weight for maximum performance
- Titanium Nitride Coated Ring - Premium wear resistance and sealing
- ArmorGlideĀ® Skirt Coating - Extended piston life
Kit Includes
- Wiseco GP Series Piston - Race-spec 4032 aluminum alloy with Electra coating
- Ring Set - Single titanium nitride coated ring
- Wrist Pin
- Circlips
- Wrist Pin Bearing
- Top End Gasket Set
Key Features
- GP Series design for professional-level racing performance
- 4032 aluminum alloy construction - optimized for 2-stroke applications
- ArmorGlideĀ® skirt coating for reduced friction and extended life
- Single ring design for reduced friction and weight
- Titanium nitride coated ring for superior wear resistance
- Complete top-end gasket kit included
- Wrist pin bearing included - everything for a complete rebuild
- Standard bore - direct OEM replacement
Important Notes
- Wiseco ring types are not interchangeable (i.e., CD is not interchangeable with LC)
- Wiseco pistons can be fitted only with Wiseco rings
- Cylinder sleeves must be purchased separately if needed
Piston Specifications
- Bore Size: 66.40 mm (Standard)
- Piston Diameter: 66.32 mm
- Stroke Length: 72.00 mm
- Material: 4032 Aluminum Alloy
- Skirt Coating: ArmorGlideĀ® + Electra
- Ring Type: Single, Titanium Nitride Coated
- Style: GP Series
Engine Specifications
- Displacement: 249cc
- Engine Type: 2-Stroke
- Weight: 1.25 lbs
Fitment
KTM:
- 250 SX: 2007-2016
- 250 XC: 2007-2016
- 250 EXC: 2008-2016
- 250 XC-W: 2007-2016
Husqvarna:
- TC250: 2014-2016
- TE250: 2014-2016
Why Wiseco GP Series?
The Wiseco GP Series represents the pinnacle of 2-stroke piston technology. Developed with input from professional racers, the GP Series features advanced coatings and a single ring design that reduces friction and weight while maintaining excellent sealing. The titanium nitride coated ring provides exceptional wear resistance - this is the piston for serious racers!
š¦ Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.
