Renthal 520-50P 123U-520-50GYSI 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 520-50P rear grooved sprocket is CNC machined from 7075 T6 aluminum and engineered for precise fitment, concentricity, and load dispersion. Its tooth profiling is designed to support efficient power transfer, while the lightweight aluminum construction is stated to be 66% lighter than steel.

This silver Renthal rear chainwheel features a hardwearing surface treatment and a grooved design developed for powersports applications. Manufacturer part number: 123U-520-50GYSI. Vendor part number: 123U-520-50GYSI.

Fitment is listed for the 1990–1999 Suzuki DR350. Verify the model year and application before ordering. The supplier product name also references Suzuki RM125, RM250, RMX250, RM-Z250, and RM-Z450 applications, but specific fitment for those models is not provided in the supplied fitment data.

Features:

• Brand: Renthal
• Size: 520 chain size with 50 teeth
• Model: 520-50P rear grooved sprocket
• Manufacturer part number: 123U-520-50GYSI
• Vendor part number: 123U-520-50GYSI
• Material: CNC-machined 7075 T6 aluminum
• Design: Computer engineered and tested for precise fitment, concentricity, and load dispersion
• Tooth profiling: Designed to provide maximum power transfer
• Finish: Silver with a hardwearing surface treatment
• Fitment: 1990–1999 Suzuki DR350

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: false
Units Per Sku: 1
Fitment:
1982 Suzuki RM250 Base
1983 Suzuki RM250 Base
1984 Suzuki RM250 Base
1985 Suzuki RM250 Base
1986 Suzuki RM125 Base
1986 Suzuki RM250 Base
1987 Suzuki RM125 Base
1987 Suzuki RM250 Base
1988 Suzuki RM125 Base
1988 Suzuki RM250 Base
1989 Suzuki RM125 Base
1989 Suzuki RM250 Base
1989 Suzuki RMX250 Base
1990 Suzuki DR350 Base
1990 Suzuki RM125 Base
1990 Suzuki RM250 Base
1990 Suzuki RMX250 Base
1991 Suzuki DR350 Base
1991 Suzuki RM125 Base
1991 Suzuki RM250 Base
1991 Suzuki RMX250 Base
1992 Suzuki DR350 Base
1992 Suzuki RM125 Base
1992 Suzuki RM250 Base
1992 Suzuki RMX250 Base
1993 Suzuki DR350 Base
1993 Suzuki RM125 Base
1993 Suzuki RM250 Base
1993 Suzuki RMX250 Base
1994 Suzuki DR350 Base
1994 Suzuki RM125 Base
1994 Suzuki RM250 Base
1994 Suzuki RMX250 Base
1995 Suzuki DR350 Base
1995 Suzuki RM125 Base
1995 Suzuki RM250 Base
1995 Suzuki RMX250 Base
1996 Suzuki DR350 Base
1996 Suzuki RM125 Base
1996 Suzuki RM250 Base
1996 Suzuki RMX250 Base
1997 Suzuki DR350 Base
1997 Suzuki RM125 Base
1997 Suzuki RM250 Base
1997 Suzuki RMX250 Base
1998 Suzuki DR350 Base
1998 Suzuki RM125 Base
1998 Suzuki RM250 Base
1998 Suzuki RMX250 Base
1999 Suzuki DR350 Base
1999 Suzuki RM125 Base
1999 Suzuki RM250 Base
2000 Suzuki DR-Z400E Base
2000 Suzuki DR-Z400S Base
2000 Suzuki RM125 Base
2000 Suzuki RM250 Base
2001 Suzuki DR-Z400E Base
2001 Suzuki DR-Z400S Base
2001 Suzuki RM125 Base
2001 Suzuki RM250 Base
2002 Suzuki DR-Z400E Base
2002 Suzuki DR-Z400S Base
2002 Suzuki RM125 Base
2002 Suzuki RM250 Base
2003 Suzuki DR-Z400E Base
2003 Suzuki DR-Z400S Base
2003 Suzuki RM125 Base
2003 Suzuki RM250 Base
2004 Suzuki DR-Z250 Base
2004 Suzuki DR-Z400E Base
2004 Suzuki DR-Z400S Base
2004 Suzuki RM125 Base
2004 Suzuki RM250 Base
2005 Suzuki DR-Z250 Base
2005 Suzuki DR-Z400E Base
2005 Suzuki DR-Z400S Base
2005 Suzuki DR-Z400SM Base
2005 Suzuki RM125 Base
2005 Suzuki RM250 Base
2005 Suzuki RMZ450 Base
2006 Suzuki DR-Z250 Base
2006 Suzuki DR-Z400E Base
2006 Suzuki DR-Z400S Base
2006 Suzuki DR-Z400SM Base
2006 Suzuki RM125 Base
2006 Suzuki RM250 Base
2006 Suzuki RMZ450 Base
2007 Suzuki DR-Z250 Base
2007 Suzuki DR-Z400E Base
2007 Suzuki DR-Z400S Base
2007 Suzuki DR-Z400SM Base
2007 Suzuki RM125 Base
2007 Suzuki RM250 Base
2007 Suzuki RMZ250 Base
2007 Suzuki RMZ450 Base
2008 Suzuki DR-Z400E Base
2008 Suzuki DR-Z400S Base
2008 Suzuki DR-Z400SM Base
2008 Suzuki RM250 Base
2008 Suzuki RMZ250 Base
2008 Suzuki RMZ450 Base
2009 Suzuki DR-Z400E Base
2009 Suzuki DR-Z400S Base
2009 Suzuki DR-Z400SM Base
2009 Suzuki RMZ250 Base
2009 Suzuki RMZ450 Base
2010 Suzuki DR-Z400E Base
2010 Suzuki DR-Z400S Base
2010 Suzuki DR-Z400SM Base
2010 Suzuki RMX450Z Base
2010 Suzuki RMZ250 Base
2010 Suzuki RMZ450 Base
2011 Suzuki DR-Z400E Base
2011 Suzuki DR-Z400S Base
2011 Suzuki DR-Z400SM Base
2011 Suzuki RMZ250 Base
2011 Suzuki RMZ450 Base
2012 Suzuki DR-Z400S Base
2012 Suzuki DR-Z400SM Base
2012 Suzuki RMZ250 Base
2012 Suzuki RMZ450 Base
2013 Suzuki DR-Z400S Base
2013 Suzuki DR-Z400SM Base
2013 Suzuki RMZ250 Base
2013 Suzuki RMZ450 Base
2014 Suzuki DR-Z400S Base
2014 Suzuki DR-Z400SM Base
2014 Suzuki RMZ250 Base
2014 Suzuki RMZ450 Base
2015 Suzuki DR-Z400S Base
2015 Suzuki DR-Z400SM Base
2015 Suzuki RMZ250 Base
2015 Suzuki RMZ450 Base
2016 Suzuki DR-Z400S Base
2016 Suzuki DR-Z400SM Base
2016 Suzuki RMZ250 Base
2016 Suzuki RMZ450 Base
2017 Suzuki DR-Z400S Base
2017 Suzuki DR-Z400SM Base
2017 Suzuki RMZ250 Base
2017 Suzuki RMZ450 Base
2018 Suzuki DR-Z400S Base
2018 Suzuki DR-Z400SM Base
2018 Suzuki RMZ250 Base
2018 Suzuki RMZ450 Base
2019 Suzuki DR-Z400S Base
2019 Suzuki DR-Z400SM Base
2019 Suzuki RMZ250 Base
2019 Suzuki RMZ450 Base
2020 Suzuki RMZ250 Base
2020 Suzuki RMZ450 Base
2021 Suzuki RMZ250 Base
2021 Suzuki RMZ450 Base