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 2020 Kawasaki KX100 Rear Grooved Sprocket, part number 191U-420-49GEGN, is engineered for high performance and durability in motocross applications. Made from CNC-machined 7075 T6 aluminum, this sprocket offers a significant weight reduction—being approximately 66% lighter than traditional steel options—while maintaining exceptional strength. Its design ensures a precise fit, optimal concentricity, and efficient load dispersion, which collectively contribute to maximum power transfer during aggressive riding sessions. The tooth profiling is optimized for durability and efficient power delivery, making it an ideal upgrade for competitive and recreational riders alike.
Features:
- Material: CNC machined 7075 T6 aluminum for strength and lightweight performance
- Weight: 66% lighter than steel for improved handling and acceleration
- Precision Fit: Designed for exact fitment ensuring smooth operation
- Concentricity: Maintains perfect alignment for consistent power transfer
- Tooth Profile: Engineered for maximum durability and load distribution
- Compatibility: Fits Kawasaki KX80 models from 1991 to 1995 and KX100 from 1995
Fits
1988 Kawasaki KX80
1989 Kawasaki KX80
1990 Kawasaki KX80
1991 Kawasaki KX80
1991 Kawasaki KX80 Big Wheel
1992 Kawasaki KX80
1992 Kawasaki KX80 Big Wheel
1993 Kawasaki KX80
1993 Kawasaki KX80 Big Wheel
1994 Kawasaki KX80
1994 Kawasaki KX80 Big Wheel
1995 Kawasaki KX100
1995 Kawasaki KX80
1996 Kawasaki KX100
1996 Kawasaki KX80
1997 Kawasaki KX100
1997 Kawasaki KX80
1998 Kawasaki KX100
1998 Kawasaki KX80
1999 Kawasaki KX100
1999 Kawasaki KX80
2000 Kawasaki KX100
2000 Kawasaki KX80
2001 Kawasaki KX100
2001 Kawasaki KX85
2002 Kawasaki KX100
2002 Kawasaki KX85
2003 Kawasaki KX100
2003 Kawasaki KX85
2004 Kawasaki KX100
2004 Kawasaki KX85
2005 Kawasaki KX100
2005 Kawasaki KX85
2006 Kawasaki KX100
2006 Kawasaki KX85
2007 Kawasaki KX100
2007 Kawasaki KX85
2008 Kawasaki KX100
2008 Kawasaki KX85
2009 Kawasaki KX100
2009 Kawasaki KX85
2010 Kawasaki KX85
2011 Kawasaki KX100
2011 Kawasaki KX85
2012 Kawasaki KX100
2012 Kawasaki KX85
2013 Kawasaki KX100
2013 Kawasaki KX85
2014 Kawasaki KX100
2014 Kawasaki KX85
2015 Kawasaki KX100
2015 Kawasaki KX85
2016 Kawasaki KX100
2016 Kawasaki KX85
2017 Kawasaki KX100
2017 Kawasaki KX85
2018 Kawasaki KX85
2019 Kawasaki KX85
2020 Kawasaki KX85
2021 Kawasaki KX85