Renthal 91-24 KTM 125-525 EXC/SX/SX-F/XC/XC-W/XC-F Rear Grooved Sprocket - Silver 520-53P Teeth

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 91-24 rear grooved sprocket is engineered specifically for KTM models ranging from 1997 to 2003, including the 125-525 EXC, SX, SX-F, XC, XC-W, and XC-F. Crafted from high-quality 7075 T6 aluminum, this sprocket offers exceptional strength while reducing weight by approximately 66% compared to steel counterparts, enhancing overall performance and handling. CNC machined to precise tolerances, it ensures a perfect fit, optimal concentricity, and efficient load dispersion across the tooth profile, which maximizes power transfer during aggressive riding. The advanced manufacturing process incorporates durable surface treatments, providing exceptional wear resistance and longevity under demanding conditions. Designed with a grooved tooth profile, this sprocket improves chain engagement, reducing slippage and ensuring consistent power delivery during intense riding sessions. The lightweight construction and precise engineering make this sprocket a popular choice among professional racers and enthusiasts seeking reliable performance with minimal weight penalty. Compatibility with a wide range of KTM models from early 2000s makes it a versatile upgrade for dirt bike enthusiasts aiming to improve acceleration, handling, and durability. Whether you're restoring a vintage KTM or upgrading your current bike, the Renthal 91-24 rear sprocket delivers strength and precision with every ride. The sleek silver finish not only adds a touch of style but also resists corrosion, maintaining its appearance over time. Easy to install, this sprocket is an essential component for riders who demand high performance and durability from their powersports equipment.

Features:

• Constructed from CNC-machined 7075 T6 aluminum for high strength and reduced weight

• 66% lighter than steel sprockets, enhancing overall bike performance

• Precisely engineered for perfect fitment, concentricity, and load distribution

• Grooved tooth profile for improved chain engagement and power transfer

• Durable surface treatments increase wear resistance and longevity

• Compatible with multiple KTM models including 2000-2003 EXC, SX, and XC series

• Sleek silver finish provides corrosion resistance and style

Fits 1991 KTM 125 Exc 1991 KTM 250 EXC 1992 KTM 125 Exc 1992 KTM 250 EXC 1992 KTM 250 SX 1993 KTM 125 Exc 1993 KTM 250 EXC 1993 KTM 250 SX 1994 KTM 125 Exc 1994 KTM 125 SX 1994 KTM 250 EXC 1994 KTM 250 SX 1995 KTM 125 Exc 1995 KTM 125 SX 1995 KTM 250 EXC 1995 KTM 250 SX 1995 KTM 300 EXC 1996 KTM 125 Exc 1996 KTM 125 SX 1996 KTM 250 EXC 1996 KTM 250 SX 1996 KTM 300 EXC 1996 KTM 360 Sx 1997 KTM 125 Exc 1997 KTM 125 SX 1997 KTM 250 EXC 1997 KTM 250 SX 1997 KTM 300 EXC 1997 KTM 360 Sx 1997 KTM 620 Duke 1998 KTM 125 Exc 1998 KTM 125 SX 1998 KTM 200 Exc 1998 KTM 250 EXC 1998 KTM 250 SX 1998 KTM 300 EXC 1998 KTM 380 Sx 1999 KTM 125 Exc 1999 KTM 125 SX 1999 KTM 200 Exc 1999 KTM 250 EXC 1999 KTM 250 SX 1999 KTM 300 EXC 1999 KTM 380 Sx 2000 KTM 125 Exc 2000 KTM 125 SX 2000 KTM 200 Exc 2000 KTM 250 EXC 2000 KTM 250 SX 2000 KTM 300 EXC 2000 KTM 380 Exc 2000 KTM 380 Sx 2000 KTM 400 Exc 2001 KTM 125 Exc 2001 KTM 125 SX 2001 KTM 200 Exc 2001 KTM 250 EXC 2001 KTM 250 SX 2001 KTM 300 EXC 2001 KTM 380 Exc 2001 KTM 380 Sx 2001 KTM 400 Exc 2002 KTM 125 Exc 2002 KTM 125 SX 2002 KTM 200 Exc 2002 KTM 250 EXC 2002 KTM 250 SX 2002 KTM 300 EXC 2002 KTM 380 Sx 2002 KTM 400 Exc 2003 KTM 125 Exc 2003 KTM 125 SX 2003 KTM 200 Exc 2003 KTM 200 Sx 2003 KTM 250 EXC 2003 KTM 250 SX 2003 KTM 300 EXC 2003 KTM 400 Exc 2003 KTM 450 EXC 2003 KTM 450 SX-F 2003 KTM 450SX 2003 KTM 625 Sxc 2003 KTM 660 Smc 2004 KTM 125 Exc 2004 KTM 125 SX 2004 KTM 200 Exc 2004 KTM 200 Sx 2004 KTM 250 EXC 2004 KTM 250 SX 2004 KTM 300 EXC 2004 KTM 400 Exc 2004 KTM 450 EXC 2004 KTM 450 SX-F 2004 KTM 450SX 2004 KTM 625 Sxc 2004 KTM 660 Smc 2005 KTM 125 Exc 2005 KTM 125 SX 2005 KTM 200 Exc 2005 KTM 250 EXC 2005 KTM 250 SX 2005 KTM 300 EXC 2005 KTM 400 Exc 2005 KTM 450 EXC 2005 KTM 450 SX-F 2005 KTM 450SX 2005 KTM 660 Smc 2006 KTM 125 Exc 2006 KTM 125 SX 2006 KTM 200 Exc 2006 KTM 200 Xc 2006 KTM 200 Xc-W 2006 KTM 250 EXC 2006 KTM 250 SX 2006 KTM 250 SX-F 2006 KTM 300 EXC 2006 KTM 300 XC 2006 KTM 300 XC-W 2006 KTM 400 Exc 2006 KTM 450 EXC 2006 KTM 450 SMR 2006 KTM 450 SX-F 2006 KTM 450SX 2006 KTM 660 Smc 2007 KTM 125 Exc 2007 KTM 125 SX 2007 KTM 200 Exc 2007 KTM 200 Xc 2007 KTM 200 Xc-W 2007 KTM 250 EXC 2007 KTM 250 EXC-F 2007 KTM 250 SX 2007 KTM 250 SX-F 2007 KTM 300 EXC 2007 KTM 300 XC 2007 KTM 300 XC-W 2007 KTM 400 Exc 2007 KTM 400 Xc-W 2007 KTM 450 EXC 2007 KTM 450 SX-F 2007 KTM 450 XC 2007 KTM 450SX 2007 KTM 690 Supermoto 2008 KTM 125 Exc 2008 KTM 125 SX 2008 KTM 144 Sx 2008 KTM 150 SX 2008 KTM 200 Exc 2008 KTM 200 Xc 2008 KTM 200 Xc-W 2008 KTM 250 EXC 2008 KTM 250 EXC-F 2008 KTM 250 SX 2008 KTM 250 SX-F 2008 KTM 300 XC 2008 KTM 300 XC-W 2008 KTM 400 Xc-W 2008 KTM 450 EXC 2008 KTM 450 SX-F 2008 KTM 450 XC 2008 KTM 450SX 2008 KTM 505 Sx-F 2008 KTM 505 Xc-F 2008 KTM 690 Supermoto 2009 KTM 125 Exc 2009 KTM 125 SX 2009 KTM 150 SX 2009 KTM 200 Exc 2009 KTM 200 Xc 2009 KTM 200 Xc-W 2009 KTM 250 EXC 2009 KTM 250 EXC-F 2009 KTM 250 SX 2009 KTM 250 SX-F 2009 KTM 250 XC 2009 KTM 250 XC-F 2009 KTM 250 XCF-W 2009 KTM 300 EXC 2009 KTM 300 XC 2009 KTM 300 XC-W 2009 KTM 400 Exc 2009 KTM 400 Xc-W 2009 KTM 450 EXC 2009 KTM 450 SX-F 2009 KTM 450 XC 2009 KTM 450 XC-W 2009 KTM 450SX 2009 KTM 505 Xc-F 2009 KTM 530 Xc-W 2010 KTM 125 Exc 2010 KTM 125 SX 2010 KTM 150 SX 2010 KTM 150 XC 2010 KTM 200 Exc 2010 KTM 200 Xc-W 2010 KTM 250 EXC 2010 KTM 250 EXC-F 2010 KTM 250 SX 2010 KTM 250 SX-F 2010 KTM 250 XC 2010 KTM 250 XC-F 2010 KTM 250 XCF-W 2010 KTM 300 EXC 2010 KTM 300 XC 2010 KTM 300 XC-W 2010 KTM 400 Exc 2010 KTM 400 Xc-W 2010 KTM 450 EXC 2010 KTM 450 SX-F 2010 KTM 450 XC 2010 KTM 450 XC-W 2010 KTM 450SX 2010 KTM 530 Xc-W 2010 KTM 690 Enduro R 2011 KTM 125 Exc 2011 KTM 125 SX 2011 KTM 150 SX 2011 KTM 150 XC 2011 KTM 200 Exc 2011 KTM 200 Xc-W 2011 KTM 250 EXC 2011 KTM 250 EXC-F 2011 KTM 250 SX 2011 KTM 250 SX-F 2011 KTM 250 XC 2011 KTM 250 XC-F 2011 KTM 250 XCF-W 2011 KTM 300 EXC 2011 KTM 300 XC 2011 KTM 300 XC-W 2011 KTM 350 SX-F 2011 KTM 400 Exc 2011 KTM 400 Xc-W 2011 KTM 450 EXC 2011 KTM 450 SX-F 2011 KTM 450 XC-W 2011 KTM 530 Xc-W 2011 KTM 690 Enduro R 2012 KTM 125 Exc 2012 KTM 125 SX 2012 KTM 150 SX 2012 KTM 150 XC 2012 KTM 200 Exc 2012 KTM 200 Xc-W 2012 KTM 250 EXC 2012 KTM 250 EXC-F 2012 KTM 250 SX 2012 KTM 250 SX-F 2012 KTM 250 XC 2012 KTM 250 XC-F 2012 KTM 250 XCF-W 2012 KTM 300 EXC 2012 KTM 300 XC 2012 KTM 300 XC-W 2012 KTM 350 EXC-F 2012 KTM 350 SX-F 2012 KTM 350 XC-F 2012 KTM 350 XCF-W 2012 KTM 450 EXC 2012 KTM 450 SX-F 2012 KTM 450 XC-W 2012 KTM 500 EXC 2012 KTM 500 XC-W 2012 KTM 690 Enduro R 2013 KTM 125 Exc 2013 KTM 125 SX 2013 KTM 150 SX 2013 KTM 150 XC 2013 KTM 200 Exc 2013 KTM 200 Xc-W 2013 KTM 250 EXC 2013 KTM 250 EXC-F 2013 KTM 250 SX 2013 KTM 250 SX-F 2013 KTM 250 XC 2013 KTM 250 XC-F 2013 KTM 250 XCF-W 2013 KTM 300 EXC 2013 KTM 300 XC 2013 KTM 300 XC-W 2013 KTM 350 EXC-F 2013 KTM 350 SX-F 2013 KTM 350 XC-F 2013 KTM 350 XCF-W 2013 KTM 450 EXC 2013 KTM 450 SX-F 2013 KTM 450 XC-W 2013 KTM 500 EXC 2013 KTM 500 XC-W 2013 KTM 690 Enduro R 2014 KTM 125 Exc 2014 KTM 125 SX 2014 KTM 150 SX 2014 KTM 150 XC 2014 KTM 200 Exc 2014 KTM 200 Xc-W 2014 KTM 250 EXC 2014 KTM 250 EXC-F 2014 KTM 250 SX 2014 KTM 250 SX-F 2014 KTM 250 XC 2014 KTM 250 XC-F 2014 KTM 250 XCF-W 2014 KTM 300 EXC 2014 KTM 300 XC 2014 KTM 300 XC-W 2014 KTM 350 EXC-F 2014 KTM 350 SX-F 2014 KTM 350 XC-F 2014 KTM 350 XCF-W 2014 KTM 450 EXC 2014 KTM 450 SX-F 2014 KTM 450 XC-W 2014 KTM 500 EXC 2014 KTM 500 XC-W 2014 KTM 690 Enduro R 2015 KTM 125 Exc 2015 KTM 125 SX 2015 KTM 150 SX 2015 KTM 200 Exc 2015 KTM 200 Xc-W 2015 KTM 250 EXC 2015 KTM 250 EXC-F 2015 KTM 250 SX 2015 KTM 250 SX-F 2015 KTM 250 XC 2015 KTM 250 XC-F 2015 KTM 250 XCF-W 2015 KTM 300 EXC 2015 KTM 300 XC 2015 KTM 300 XC-W 2015 KTM 350 EXC-F 2015 KTM 350 SX-F 2015 KTM 350 XC-F 2015 KTM 350 XCF-W 2015 KTM 450 EXC 2015 KTM 450 SX-F 2015 KTM 450 XC-W 2015 KTM 500 EXC 2015 KTM 500 XC-W 2015 KTM 690 Enduro R 2016 KTM 125 Exc 2016 KTM 125 SX 2016 KTM 150 SX 2016 KTM 200 Exc 2016 KTM 200 Xc-W 2016 KTM 250 EXC 2016 KTM 250 EXC-F 2016 KTM 250 SX 2016 KTM 250 SX-F 2016 KTM 250 XC 2016 KTM 250 XC-F 2016 KTM 250 XCF-W 2016 KTM 300 EXC 2016 KTM 300 XC 2016 KTM 300 XC-W 2016 KTM 350 EXC-F 2016 KTM 350 SX-F 2016 KTM 350 XC-F 2016 KTM 350 XCF-W 2016 KTM 450 EXC 2016 KTM 450 SX-F 2016 KTM 450 XC-W 2016 KTM 500 EXC 2016 KTM 500 XC-W 2016 KTM 690 Enduro R 2017 KTM 125 SX 2017 KTM 125 XC-W 2017 KTM 150 SX 2017 KTM 250 EXC 2017 KTM 250 EXC-F 2017 KTM 250 SX 2017 KTM 250 SX-F 2017 KTM 250 XC 2017 KTM 250 XC-F 2017 KTM 300 EXC 2017 KTM 300 XC 2017 KTM 300 XC-W 2017 KTM 350 EXC-F 2017 KTM 350 SX-F 2017 KTM 350 XC-F 2017 KTM 450 EXC-F 2017 KTM 450 SX-F 2017 KTM 690 Enduro R 2018 KTM 125 SX 2018 KTM 125 XC-W 2018 KTM 150 SX 2018 KTM 250 EXC-F 2018 KTM 250 SX 2018 KTM 250 SX-F 2018 KTM 250 XC 2018 KTM 250 XC-F 2018 KTM 300 EXC 2018 KTM 300 XC 2018 KTM 300 XC-W 2018 KTM 350 EXC-F 2018 KTM 350 SX-F 2018 KTM 350 XC-F 2018 KTM 450 EXC-F 2018 KTM 450 SX-F 2018 KTM 690 Enduro R 2019 KTM 125 SX 2019 KTM 125 XC-W 2019 KTM 150 SX 2019 KTM 250 EXC-F 2019 KTM 250 SX-F 2019 KTM 250 XC 2019 KTM 250 XC-F 2019 KTM 250 XC-W TPi 2019 KTM 300 EXC 2019 KTM 300 XC 2019 KTM 300 XC-W TPi 2019 KTM 350 EXC-F 2019 KTM 350 SX-F 2019 KTM 350 XC-F 2019 KTM 450 EXC-F 2019 KTM 450 SX-F 2019 KTM 690 Enduro R 2020 KTM 150 SX 2020 KTM 250 EXC-F 2020 KTM 250 SX-F 2020 KTM 250 XC-F 2020 KTM 250 XC-W TPi 2020 KTM 300 XC-W TPi 2020 KTM 350 EXC-F 2020 KTM 350 SX-F 2020 KTM 350 XC-F 2020 KTM 350 XCF-W 2020 KTM 450 EXC-F 2020 KTM 450 SX-F 2020 KTM 500 XCF-W 2020 KTM 690 Enduro R 2020 KTM 790 Adventure 2020 KTM 790 Adventure R 2021 KTM 125 XC 2021 KTM 150 SX 2021 KTM 150 XC-W TPi 2021 KTM 250 EXC-F 2021 KTM 250 SX-F 2021 KTM 250 XC TPi 2021 KTM 250 XC-F 2021 KTM 250 XC-W TPi 2021 KTM 300 XC-W TPi 2021 KTM 350 EXC-F 2021 KTM 350 SX-F 2021 KTM 350 XC-F 2021 KTM 350 XCF-W 2021 KTM 450 EXC-F 2021 KTM 450 SX-F 2021 KTM 500 XCF-W