Wiseco Forged Piston Kit with Gaskets - KTM 85 SX / 85 XC (2003-2013) - 47.00mm Bore - ArmorGlide® - 2-Stroke
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Wiseco Forged Piston Kit with Gaskets - KTM 85 SX / 85 XC
Premium Wiseco Forged Series 2-stroke piston kit with complete top-end gasket set for the KTM 85 SX and 85 XC. This kit features ArmorGlide® skirt coating for reduced friction and extended life - a premium upgrade over standard Pro-Lite pistons. Everything you need for a professional top-end rebuild - perfect for junior racers!
✨ ArmorGlide® Skirt Coating
Unlike standard Pro-Lite pistons, this kit features Wiseco's premium ArmorGlide® skirt coating, which reduces friction, prevents scuffing, and extends piston life significantly. A must-have for serious racing!
Kit Includes
- Wiseco Forged Series Piston - Premium 4032 aluminum alloy with ArmorGlide®
- Ring Set - Wiseco performance rings
- Wrist Pin
- Circlips
- Wrist Pin Bearing
- Top End Gasket Set
Key Features
- Forged Series design for maximum strength and durability
- 4032 aluminum alloy construction - optimized for 2-stroke applications
- ArmorGlide® skirt coating for reduced friction
- 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: 47.00 mm (Standard)
- Piston Diameter: 46.95 mm
- Stroke Length: 48.95 mm
- Material: 4032 Aluminum Alloy
- Skirt Coating: ArmorGlide®
- Style: Forged Series
Engine Specifications
- Displacement: 85cc
- Engine Type: 2-Stroke
- Weight: 0.6 lbs
Fitment
KTM 85 SX:
- 85 SX (17/14 wheel): 2003-2013
- 85 SX (19/16 wheel): 2005-2010, 2013
- 85 SX BW 19/16: 2003-2004, 2011-2012
KTM 85 XC:
- 85 XC: 2003-2009
47mm vs 52mm Bore Kits
This is the 47.00mm bore kit for 85cc displacement. We also offer a 52.00mm bore kit (SKU 0903-0925) for 104cc displacement that fits the same chassis - that kit also features ArmorGlide® coating and fits 2003-2012 models.
Why Wiseco Forged Series?
Wiseco Forged Series pistons with ArmorGlide® are the premium choice for 2-stroke racing. The KTM 85 SX is a serious racing platform, and this piston delivers the reliability junior racers need to win!
📦 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.
