Renthal ren112U-520-49GESI Rear Grooved Sprocket

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 ren112U-520-49GESI UltraLight Rear Chainwheel is a CNC-machined rear sprocket made from 7075 T6 aluminum. Its lightweight aluminum construction is designed to reduce rotating mass while maintaining strength for powersports applications.

Computer engineering and testing support precise fitment, concentricity, and load dispersion. The tooth profile is designed to promote efficient power transfer, while the hardwearing surface treatment helps support durability in demanding riding conditions. This silver sprocket features a 520 chain size and 49 teeth.

Key Features & Performance Benefits

• CNC-machined 7075 T6 aluminum: Provides a high-strength base material with reduced weight compared with steel.
• UltraLight construction: Designed to be 66% lighter than steel for reduced rotating mass.
• Precision engineering: Computer engineered and tested for precise fitment, concentricity, and load dispersion.
• Tooth profiling and surface treatment: Supports power transfer and hardwearing performance.

Key Product Specifications & Technical Data

• Brand: Renthal
• Part Number: ren112U-520-49GESI
• Product Type: UltraLight rear chainwheel
• Material: 7075 T6 aluminum
• Chain Size: 520
• Number of Teeth: 49
• Finish/Color: Silver
• Manufacturing Process: CNC machined

What's Included in the Box

One Renthal UltraLight rear chainwheel.

Fitment

Fits 1987 Kawasaki KX125, 1987 Kawasaki KX250, 1987 Kawasaki KX500, 1988 Kawasaki KX125, 1988 Kawasaki KX250, 1988 Kawasaki KX500, 1989 Kawasaki KDX200, 1989 Kawasaki KX125, 1989 Kawasaki KX250, and 1989 Kawasaki KX500.

Fitments:
1984 Kawasaki KDX200 Base
1985 Kawasaki KDX200 Base
1985 Kawasaki KX125 Base
1986 Kawasaki KDX200 Base
1986 Kawasaki KX125 Base
1987 Kawasaki KDX200 Base
1987 Kawasaki KX125 Base
1987 Kawasaki KX250 Base
1987 Kawasaki KX500 Base
1988 Kawasaki KDX200 Base
1988 Kawasaki KX125 Base
1988 Kawasaki KX250 Base
1988 Kawasaki KX500 Base
1989 Kawasaki KDX200 Base
1989 Kawasaki KX125 Base
1989 Kawasaki KX250 Base
1989 Kawasaki KX500 Base
1990 Kawasaki KDX200 Base
1990 Kawasaki KX125 Base
1990 Kawasaki KX250 Base
1990 Kawasaki KX500 Base
1991 Kawasaki KDX200 Base
1991 Kawasaki KDX250 Base
1991 Kawasaki KX125 Base
1991 Kawasaki KX250 Base
1991 Kawasaki KX500 Base
1992 Kawasaki KDX200 Base
1992 Kawasaki KDX250 Base
1992 Kawasaki KX125 Base
1992 Kawasaki KX250 Base
1992 Kawasaki KX500 Base
1993 Kawasaki KDX200 Base
1993 Kawasaki KDX250 Base
1993 Kawasaki KLX650 Base
1993 Kawasaki KLX650R Base
1993 Kawasaki KX125 Base
1993 Kawasaki KX250 Base
1993 Kawasaki KX500 Base
1994 Kawasaki KDX200 Base
1994 Kawasaki KDX250 Base
1994 Kawasaki KLX250R Base
1994 Kawasaki KLX650 Base
1994 Kawasaki KLX650R Base
1994 Kawasaki KX125 Base
1994 Kawasaki KX250 Base
1994 Kawasaki KX500 Base
1995 Kawasaki KDX200 Base
1995 Kawasaki KLX250R Base
1995 Kawasaki KLX650 Base
1995 Kawasaki KLX650R Base
1995 Kawasaki KX125 Base
1995 Kawasaki KX250 Base
1995 Kawasaki KX500 Base
1996 Kawasaki KDX200 Base
1996 Kawasaki KLX250R Base
1996 Kawasaki KLX650 Base
1996 Kawasaki KLX650R Base
1996 Kawasaki KX125 Base
1996 Kawasaki KX250 Base
1996 Kawasaki KX500 Base
1997 Kawasaki KDX200 Base
1997 Kawasaki KDX220R Base
1997 Kawasaki KLX300R Base
1997 Kawasaki KX125 Base
1997 Kawasaki KX250 Base
1997 Kawasaki KX500 Base
1998 Kawasaki KDX200 Base
1998 Kawasaki KDX220R Base
1998 Kawasaki KLX300R Base
1998 Kawasaki KX125 Base
1998 Kawasaki KX250 Base
1998 Kawasaki KX500 Base
1999 Kawasaki KDX200 Base
1999 Kawasaki KDX220R Base
1999 Kawasaki KLX300R Base
1999 Kawasaki KX125 Base
1999 Kawasaki KX250 Base
1999 Kawasaki KX500 Base
2000 Kawasaki KDX200 Base
2000 Kawasaki KDX220R Base
2000 Kawasaki KLX300R Base
2000 Kawasaki KX125 Base
2000 Kawasaki KX250 Base
2000 Kawasaki KX500 Base
2001 Kawasaki KDX200 Base
2001 Kawasaki KDX220R Base
2001 Kawasaki KLX300R Base
2001 Kawasaki KX125 Base
2001 Kawasaki KX250 Base
2001 Kawasaki KX500 Base
2002 Kawasaki KDX200 Base
2002 Kawasaki KDX220R Base
2002 Kawasaki KLX300R Base
2002 Kawasaki KX125 Base
2002 Kawasaki KX250 Base
2002 Kawasaki KX500 Base
2003 Kawasaki KDX200 Base
2003 Kawasaki KDX220R Base
2003 Kawasaki KLX300R Base
2003 Kawasaki KX125 Base
2003 Kawasaki KX250 Base
2003 Kawasaki KX500 Base
2004 Kawasaki KDX200 Base
2004 Kawasaki KDX220R Base
2004 Kawasaki KLX300R Base
2004 Kawasaki KX125 Base
2004 Kawasaki KX250 Base
2004 Kawasaki KX250F Base
2004 Kawasaki KX500 Base
2004 Suzuki RMZ250 Base
2005 Kawasaki KDX200 Base
2005 Kawasaki KDX220R Base
2005 Kawasaki KLX300R Base
2005 Kawasaki KX125 Base
2005 Kawasaki KX250 Base
2005 Kawasaki KX250F Base
2005 Suzuki RMZ250 Base
2006 Kawasaki KDX200 Base
2006 Kawasaki KLX250S Base
2006 Kawasaki KLX300R Base
2006 Kawasaki KX250 Base
2006 Kawasaki KX250F Base
2006 Kawasaki KX450F Base
2006 Suzuki RMZ250 Base
2007 Kawasaki KLX250S Base
2007 Kawasaki KLX300R Base
2007 Kawasaki KX250 Base
2007 Kawasaki KX250F Base
2007 Kawasaki KX450F Base
2008 Kawasaki KX250F Base
2008 Kawasaki KX450F Base
2009 Kawasaki KLX250S Base
2009 Kawasaki KLX450R Base
2009 Kawasaki KX250F Base
2009 Kawasaki KX450F Base
2010 Kawasaki KLX250S Base
2010 Kawasaki KLX450R Base
2010 Kawasaki KX250F Base
2010 Kawasaki KX450F Base
2011 Kawasaki KLX450R Base
2011 Kawasaki KX250F Base
2011 Kawasaki KX450F Base
2012 Kawasaki KLX250S Base
2012 Kawasaki KLX450R Base
2012 Kawasaki KX250F Base
2012 Kawasaki KX450F Base
2013 Kawasaki KLX250S Base
2013 Kawasaki KLX450R Base
2013 Kawasaki KX250F Base
2013 Kawasaki KX450F Base
2014 Kawasaki KLX250S Base
2014 Kawasaki KLX450R Base
2014 Kawasaki KX250F Base
2014 Kawasaki KX450F Base
2015 Kawasaki KX250F Base
2015 Kawasaki KX450F Base
2016 Kawasaki KLX450R Base
2016 Kawasaki KX250F Base
2016 Kawasaki KX450F Base
2017 Kawasaki KX250F Base
2017 Kawasaki KX450F Base
2018 Kawasaki KLX450R Base
2018 Kawasaki KX250F Base
2018 Kawasaki KX450F Base
2019 Kawasaki KLX450R Base
2019 Kawasaki KX250 Base
2019 Kawasaki KX250F Base
2019 Kawasaki KX450 Base
2019 Kawasaki KX450F Base
2020 Kawasaki KLX230 Base
2020 Kawasaki KLX230R Base
2020 Kawasaki KLX250 Base
2020 Kawasaki KLX450R Base
2020 Kawasaki KX250 Base
2020 Kawasaki KX450 Base
2021 Kawasaki KX250 Base
2021 Kawasaki KX450 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