Wiseco 2047CS 52.00mm single piston ring

The Wiseco 2047CS is a 52.00mm chrome-faced replacement ring set designed specifically for 2-stroke engines. The most critical fitment rule is that Wiseco rings are only compatible with Wiseco pistons; they will not work with OEM or other aftermarket piston brands.

Vehicle Fitment List

These rings fit a variety of 80cc, 85cc, and 105cc dirt bikes across several major brands:

• KTM:

  • 85 SX / 85 XC: 2003–2023

  • 105 SX / 105 XC: 2004–2011

• Husqvarna:

  • TC85: 2014–2023

• Suzuki:

  • RM85 / RM85L: 2002–2023

• Honda:

  • CR80R / CR80RB Expert: 1993–2002

  • CR85R / CR85RB Expert: 2003–2007

Technical Specifications

• Bore Size: 52.00mm

• Ring Type: CS-style (typically a single, chrome-faced steel alloy compression ring).

• Cylinder Compatibility: Safe for use in cast iron, Nikasil, boron composite, and Electrofusion bores. Do not use in chrome-plated bores, as it will cause engine damage.

• Coating: Titanium Nitride or Chrome-faced for increased durability and resistance to exhaust bridge wear.