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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.
Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1
Fitment:
2008 Kawasaki KLX140 Base
2008 Kawasaki KLX140L Base
2009 Kawasaki KLX140 Base
2009 Kawasaki KLX140L Base
2010 Kawasaki KLX140 Base
2010 Kawasaki KLX140L Base
2011 Kawasaki KLX140 Base
2011 Kawasaki KLX140L Base
2012 Kawasaki KLX140 Base
2012 Kawasaki KLX140L Base
2013 Kawasaki KLX140 Base
2013 Kawasaki KLX140L Base
2014 Kawasaki KLX140 Base
2014 Kawasaki KLX140L Base
2015 Kawasaki KLX140 Base
2015 Kawasaki KLX140L Base
2016 Kawasaki KLX140 Base
2016 Kawasaki KLX140L Base
2017 Kawasaki KLX140 Base
2017 Kawasaki KLX140L Base
The Renthal UltraLight Rear Chainwheel is a CNC-machined aluminum rear sprocket designed for select Kawasaki KLX140 and KLX140L applications. Manufactured from 7075 T6 aluminum, it is engineered for precise fitment, concentricity, and load dispersion. Its tooth profiling is designed to support efficient power transfer, while the hardwearing surface treatment helps promote durability in demanding powersports use.
This silver, grooved rear sprocket features a 428 chain size and 51 teeth. Manufacturer part number: 191U-428-51GESI. Vendor part number: 191U-428-51GESI. Fitment includes 2008–2009 and 2011–2013 Kawasaki KLX140 and KLX140L models. Verify the model year and existing drivetrain specifications before ordering.
Features:
- Brand: Renthal
- Model: UltraLight Rear Chainwheel
- Manufacturer Part Number: 191U-428-51GESI
- Vendor Part Number: 191U-428-51GESI
- Application: Rear sprocket for select Kawasaki KLX140 and KLX140L models
- Chain Size: 428
- Tooth Count: 51 teeth
- Material: CNC-machined 7075 T6 aluminum
- Design: Grooved, silver-finish rear sprocket
- Engineering: Computer engineered and tested for precise fitment, concentricity, and load dispersion
- Fitment: 2008–2009 and 2011–2013 Kawasaki KLX140 and KLX140L
Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1
Fitment:
2008 Kawasaki KLX140 Base
2008 Kawasaki KLX140L Base
2009 Kawasaki KLX140 Base
2009 Kawasaki KLX140L Base
2010 Kawasaki KLX140 Base
2010 Kawasaki KLX140L Base
2011 Kawasaki KLX140 Base
2011 Kawasaki KLX140L Base
2012 Kawasaki KLX140 Base
2012 Kawasaki KLX140L Base
2013 Kawasaki KLX140 Base
2013 Kawasaki KLX140L Base
2014 Kawasaki KLX140 Base
2014 Kawasaki KLX140L Base
2015 Kawasaki KLX140 Base
2015 Kawasaki KLX140L Base
2016 Kawasaki KLX140 Base
2016 Kawasaki KLX140L Base
2017 Kawasaki KLX140 Base
2017 Kawasaki KLX140L Base