Renthal - ren408U-420-47GEGN - UltraLight Rear Chainwheel

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 is a lightweight powersports sprocket designed for precise fitment, consistent concentricity, and effective load dispersion. It is CNC machined from 7075 T6 aluminum and engineered with tooth profiling to support efficient power transfer. The sprocket features a green finish and a 47-tooth configuration for applicable drivetrains.

Renthal uses computer engineering and testing to help maintain manufacturing precision. A hardwearing surface treatment complements the high-strength aluminum base material, while the lightweight construction is stated to be 66% lighter than steel. This rear chainwheel is listed for 2000–2009 Kawasaki KX65 models.

Key Features & Performance Benefits

• 7075 T6 Aluminum Construction: Provides a high-strength base material in a lightweight sprocket design.
• CNC Machined: Manufactured to tight tolerances for precise fitment and consistent concentricity.
• Tooth Profiling: Designed to support maximum power transfer.
• Hardwearing Surface Treatment: Helps improve surface durability during use.

Key Product Specifications & Technical Data

• Brand: Renthal
• Part Number: ren408U-420-47GEGN
• Product Type: UltraLight rear chainwheel
• Material: 7075 T6 aluminum
• Tooth Count: 47
• Chain Size: 420
• Color: Green
• Construction: CNC machined

What's Included

One Renthal UltraLight rear chainwheel.

Fitment

Fits 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, and 2009 Kawasaki KX65 models.

Fitments:
2000 Kawasaki KX65 Base
2001 Kawasaki KX65 Base
2002 Kawasaki KX65 Base
2003 Kawasaki KX65 Base
2004 Kawasaki KX65 Base
2005 Kawasaki KX65 Base
2006 Kawasaki KX65 Base
2007 Kawasaki KX65 Base
2008 Kawasaki KX65 Base
2009 Kawasaki KX65 Base
2010 Kawasaki KX65 Base
2011 Kawasaki KX65 Base
2012 Kawasaki KX65 Base
2013 Kawasaki KX65 Base
2014 Kawasaki KX65 Base
2015 Kawasaki KX65 Base
2016 Kawasaki KX65 Base
2017 Kawasaki KX65 Base
2018 Kawasaki KX65 Base
2019 Kawasaki KX65 Base
2020 Kawasaki KX65 Base
2021 Kawasaki KX65 Base

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