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 UltraLight Rear Chainwheel, part number 210U-520-45P-HA, is designed to optimize performance for Kawasaki Ninja 250R and 300 models from 2008 to 2015. Crafted from CNC-machined 7075 T6 aluminum, this sprocket offers a significant reduction in weight—being approximately 66% lighter than steel counterparts—while maintaining exceptional strength and durability. Its precise engineering ensures a perfect fit and concentricity, enabling efficient load distribution and maximum power transfer during aggressive riding or racing conditions. The hardwearing surface treatment enhances longevity, making it an ideal choice for demanding powersports applications. High-quality manufacturing processes and advanced tooth profiling contribute to seamless engagement and smooth power delivery, ensuring your motorcycle performs at its best during every ride. Whether you are aiming for improved acceleration, reduced unsprung weight, or enhanced handling, this lightweight sprocket is engineered to meet the stringent demands of professional and recreational riders alike.
Features:
- Made from CNC-machined 7075 T6 aluminum for a lightweight yet durable construction
- Approximately 66% lighter than traditional steel sprockets, reducing unsprung weight
- Precisely engineered for perfect fitment, concentricity, and load dispersion
- Hardwearing surface treatment extends the lifespan of the sprocket
- Optimized tooth profile for maximum power transfer and smooth engagement
- Compatible with Kawasaki Ninja 250R and 300 models from 2008 to 2015
Fits
1988 Kawasaki EX250F Ninja 250R
1989 Kawasaki EX250F Ninja 250R
1990 Kawasaki EX250F Ninja 250R
1991 Kawasaki EX250F Ninja 250R
1992 Kawasaki EX250F Ninja 250R
1993 Kawasaki EX250F Ninja 250R
1994 Kawasaki EX250F Ninja 250R
1995 Kawasaki EX250F Ninja 250R
1996 Kawasaki EX250F Ninja 250R
1997 Kawasaki EX500 Ninja 500R
1998 Kawasaki EX500 Ninja 500R
1998 Yamaha YZF-R1
1999 Kawasaki EX500 Ninja 500R
1999 Yamaha YZF-R1
2000 Kawasaki EX500 Ninja 500R
2000 Yamaha YZF-R1
2001 Kawasaki EX500 Ninja 500R
2001 Yamaha YZF-R1
2002 Kawasaki EX500 Ninja 500R
2002 Yamaha YZF-R1
2003 Kawasaki EX500 Ninja 500R
2003 Yamaha YZF-R1
2003 Yamaha YZF-R6
2004 Kawasaki EX500 Ninja 500R
2004 Yamaha YZF-R1
2004 Yamaha YZF-R6
2005 Kawasaki EX500 Ninja 500R
2005 Yamaha YZF-R1
2005 Yamaha YZF-R6
2006 Kawasaki EX500 Ninja 500R
2006 Yamaha YZF-R1
2007 Kawasaki EX500 Ninja 500R
2007 Yamaha YZF-R1
2008 Kawasaki EX250F Ninja 250R
2008 Kawasaki EX500 Ninja 500R
2008 Yamaha YZF-R1
2009 Kawasaki EX250F Ninja 250R
2009 Kawasaki EX500 Ninja 500R
2009 Suzuki GSX-R1000
2009 Yamaha YZF-R1
2010 Kawasaki EX250F Ninja 250R
2010 Suzuki GSX-R1000
2010 Yamaha YZF-R1
2011 Kawasaki EX250F Ninja 250R
2011 Suzuki GSX-R1000
2011 Suzuki GSX-R600
2011 Suzuki GSX-R750
2011 Yamaha YZF-R1
2012 Kawasaki EX250F Ninja 250R
2012 Suzuki GSX-R1000
2012 Suzuki GSX-R600
2012 Suzuki GSX-R750
2012 Yamaha YZF-R1
2013 Kawasaki EX300 Ninja 300
2013 Kawasaki EX300 Ninja 300 ABS
2013 Suzuki GSX-R1000
2013 Suzuki GSX-R600
2013 Suzuki GSX-R750
2013 Yamaha YZF-R1
2014 Kawasaki EX300 Ninja 300
2014 Kawasaki EX300 Ninja 300 ABS
2014 Suzuki GSX-R1000
2014 Suzuki GSX-R600
2014 Suzuki GSX-R750
2014 Yamaha YZF-R1
2015 Kawasaki EX300 Ninja 300
2015 Kawasaki EX300 Ninja 300 ABS
2015 Suzuki GSX-R1000
2015 Suzuki GSX-R600
2015 Suzuki GSX-R750
2016 Kawasaki EX300 Ninja 300
2016 Kawasaki EX300 Ninja 300 ABS
2016 Suzuki GSX-R600
2016 Suzuki GSX-R750
2017 Kawasaki EX300 Ninja 300
2017 Kawasaki EX300 Ninja 300 ABS
2017 Suzuki GSX-R600
2017 Suzuki GSX-R750