Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. A combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal's light weight all aluminum rear sprockets can be found on the rear wheels of many factory race team machines.
The Renthal 428-49P Rear Grooved Sprocket is designed for high-performance powersports applications, specifically fitting KTM 85 SX and 105 SX models from 2005 to 2011. Crafted from CNC-machined 7075 T6 aluminum, this sprocket offers exceptional strength while being 66% lighter than traditional steel counterparts, contributing to improved acceleration and handling. Its computer-engineered design ensures precise fitment, optimal concentricity, and efficient load distribution, which are critical for racing and aggressive riding conditions. The tooth profiling is optimized for maximum power transfer, ensuring your motorcycle's drivetrain performs at its peak during demanding rides or competitive events.
Features:
- Made from CNC-machined 7075 T6 aluminum for lightweight strength and durability
- Computer-engineered design for precise fitment and optimal load dispersion
- Tooth profile tailored for maximum power transfer and efficiency
- Grooved surface enhances grip and reduces wear
- Designed specifically for KTM 85 SX and 105 SX models from 2005 to 2011
Fits
2005 KTM 85 SX (19/16)
2006 KTM 85 SX (19/16)
2007 KTM 85 SX (19/16)
2008 KTM 85 SX (19/16)
2009 KTM 105 SX
2010 KTM 105 SX
2011 KTM 105 SX
US Dollars
