Renthal Twinring Rear Sprocket for KTM 250 EXC/300 EXC 16-17 – Black, Part Number 2240-520-50GPBK

Renthal Twinring motocross rear sprocket was developed as the ultimate dirt bike rear sprocket for those looking to ride more and work less. The unique, dual-material design combines a hardened steel outer chain ring that is heated to 200degreeC before being permanently fitted to our Ultralight aluminum inner, creating a permanent bond for the life of the sprocket.

The Renthal Twinring rear sprocket is engineered for motocross riders seeking durability and performance on their dirt bikes. Designed specifically for KTM models such as the 250 EXC and 300 EXC from 2016 to 2017, this sprocket combines innovative materials to deliver long-lasting reliability. The unique dual-material construction features a hardened steel outer ring, which is heated to 200°C and permanently bonded to a lightweight aluminum inner, creating a single, durable component that withstands the rigors of off-road riding. This design ensures maximum strength and longevity, reducing the need for frequent replacements and maintenance.
The sprocket's black finish not only provides a sleek aesthetic but also offers corrosion resistance, ensuring it maintains its appearance and performance over time. Its design is optimized for aggressive riding styles, enabling riders to push their bikes to the limit with confidence.
Installing this sprocket enhances the overall drivetrain efficiency, translating to improved power transfer and smoother acceleration. The compatibility with a range of KTM models from the late 1990s and early 2000s makes it a versatile choice for enthusiasts looking to upgrade or replace their existing sprockets. Whether you're racing or trail riding, the Renthal Twinring sprocket is built to withstand high torque loads and harsh conditions, ensuring your motorcycle performs at its best in every ride.

Features:

• Durable dual-material construction with hardened steel outer ring and aluminum inner

• Heated to 200°C for permanent bonding, ensuring a secure, long-lasting fit

• Sleek black finish provides corrosion resistance and aesthetic appeal

• Optimized for KTM models including 250 EXC and 300 EXC from 2016 to 2017

• Designed for high-performance motocross riding with increased longevity

Fits 1990 KTM 250 EXC 1991 KTM 250 EXC 1992 KTM 250 EXC 1993 KTM 125 SX 1993 KTM 250 EXC 1993 KTM 250 SX 1994 KTM 125 SX 1994 KTM 250 EXC 1994 KTM 250 SX 1995 KTM 125 SX 1995 KTM 250 EXC 1995 KTM 250 SX 1995 KTM 300 EXC 1996 KTM 125 SX 1996 KTM 250 EXC 1996 KTM 250 SX 1996 KTM 300 EXC 1997 KTM 125 SX 1997 KTM 250 EXC 1997 KTM 250 SX 1997 KTM 300 EXC 1997 KTM 620 Duke 1998 KTM 125 SX 1998 KTM 250 EXC 1998 KTM 250 SX 1998 KTM 300 EXC 1999 KTM 125 SX 1999 KTM 200 Exc 1999 KTM 250 EXC 1999 KTM 250 SX 1999 KTM 300 EXC 1999 KTM 400 Sx 2000 KTM 125 SX 2000 KTM 200 Exc 2000 KTM 250 EXC 2000 KTM 250 SX 2000 KTM 300 EXC 2000 KTM 400 Exc 2000 KTM 400 Sx 2001 KTM 125 SX 2001 KTM 200 Exc 2001 KTM 250 EXC 2001 KTM 250 SX 2001 KTM 300 EXC 2001 KTM 400 Exc 2001 KTM 400 Mxc 2001 KTM 400 Sx 2002 KTM 125 SX 2002 KTM 200 Exc 2002 KTM 200 Sx 2002 KTM 250 EXC 2002 KTM 250 SX 2002 KTM 300 EXC 2002 KTM 400 Exc 2002 KTM 400 Mxc 2002 KTM 400 Sx 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 450SX 2003 KTM 525 Mxc 2003 KTM 525 Sx 2004 KTM 125 SX 2004 KTM 200 Exc 2004 KTM 250 EXC 2004 KTM 250 SX 2004 KTM 300 EXC 2004 KTM 450SX 2004 KTM 525 Mxc 2004 KTM 525 Sx 2005 KTM 125 SX 2005 KTM 200 Exc 2005 KTM 250 EXC 2005 KTM 250 SX 2005 KTM 250 SX-F 2005 KTM 300 EXC 2005 KTM 450 SMR 2005 KTM 450SX 2005 KTM 525 Mxc 2005 KTM 525 Sx 2006 KTM 125 SX 2006 KTM 200 Xc 2006 KTM 200 Xc-W 2006 KTM 250 SX 2006 KTM 250 SX-F 2006 KTM 250 XC 2006 KTM 250 XC-W 2006 KTM 250 XCF-W 2006 KTM 300 XC 2006 KTM 300 XC-W 2006 KTM 450 SMR 2006 KTM 450SX 2006 KTM 525 Exc-G 2006 KTM 525 Sx 2007 KTM 125 SX 2007 KTM 144 Sx 2007 KTM 200 Xc 2007 KTM 200 Xc-W 2007 KTM 250 SX 2007 KTM 250 SX-F 2007 KTM 250 XC 2007 KTM 250 XC-F 2007 KTM 250 XC-W 2007 KTM 250 XCF-W 2007 KTM 300 XC 2007 KTM 300 XC-W 2007 KTM 400 Xc-W 2007 KTM 450 SMR 2007 KTM 450 SX-F 2007 KTM 450 XC 2007 KTM 450 XC-W 2007 KTM 505 Sx-F 2008 KTM 125 SX 2008 KTM 144 Sx 2008 KTM 200 Xc 2008 KTM 200 Xc-W 2008 KTM 250 SX 2008 KTM 250 SX-F 2008 KTM 250 XC 2008 KTM 250 XC-F 2008 KTM 250 XC-W 2008 KTM 250 XCF-W 2008 KTM 300 XC 2008 KTM 300 XC-W 2008 KTM 400 Xc-W 2008 KTM 450 EXC 2008 KTM 450 SMR 2008 KTM 450 SX-F 2008 KTM 450 XC-W 2008 KTM 505 Sx-F 2008 KTM 505 Xc-F 2009 KTM 125 SX 2009 KTM 150 SX 2009 KTM 200 Xc 2009 KTM 200 Xc-W 2009 KTM 250 SX 2009 KTM 250 SX-F 2009 KTM 250 XC 2009 KTM 250 XC-F 2009 KTM 250 XC-W 2009 KTM 250 XCF-W 2009 KTM 300 XC 2009 KTM 300 XC-W 2009 KTM 400 Xc-W 2009 KTM 450 EXC 2009 KTM 450 SMR 2009 KTM 450 SX-F 2009 KTM 450 XC-W 2009 KTM 505 Xc-F 2009 KTM 530 Xc-W 2010 KTM 125 SX 2010 KTM 150 SX 2010 KTM 150 XC 2010 KTM 200 Xc-W 2010 KTM 250 SX 2010 KTM 250 SX-F 2010 KTM 250 XC 2010 KTM 250 XC-F 2010 KTM 250 XC-W 2010 KTM 250 XCF-W 2010 KTM 300 XC 2010 KTM 300 XC-W 2010 KTM 400 Xc-W 2010 KTM 450 EXC 2010 KTM 450 SX-F 2010 KTM 450 XC-W 2010 KTM 530 Xc-W 2011 KTM 125 SX 2011 KTM 150 SX 2011 KTM 150 XC 2011 KTM 200 Xc-W 2011 KTM 250 SX 2011 KTM 250 SX-F 2011 KTM 250 XC 2011 KTM 250 XC-F 2011 KTM 250 XC-W 2011 KTM 250 XCF-W 2011 KTM 300 XC 2011 KTM 300 XC-W 2011 KTM 350 SX-F 2011 KTM 450 EXC 2011 KTM 450 SX-F 2011 KTM 450 XC-W 2011 KTM 530 Xc-W 2012 KTM 125 SX 2012 KTM 150 SX 2012 KTM 150 XC 2012 KTM 200 Xc-W 2012 KTM 250 SX 2012 KTM 250 SX-F 2012 KTM 250 XC 2012 KTM 250 XC-F 2012 KTM 250 XC-W 2012 KTM 250 XCF-W 2012 KTM 300 XC 2012 KTM 300 XC-W 2012 KTM 350 SX-F 2012 KTM 350 XC-F 2012 KTM 350 XCF-W 2012 KTM 450 SX-F 2012 KTM 450 XC-W 2012 KTM 500 EXC 2012 KTM 500 XC-W 2013 KTM 125 SX 2013 KTM 150 SX 2013 KTM 150 XC 2013 KTM 200 Xc-W 2013 KTM 250 SX 2013 KTM 250 SX-F 2013 KTM 250 XC 2013 KTM 250 XC-F 2013 KTM 250 XC-W 2013 KTM 250 XCF-W 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 SX-F 2013 KTM 450 XC-F 2013 KTM 450 XC-W 2013 KTM 500 EXC 2013 KTM 500 XC-W 2014 KTM 125 SX 2014 KTM 150 SX 2014 KTM 150 XC 2014 KTM 200 Xc-W 2014 KTM 250 SX 2014 KTM 250 SX-F 2014 KTM 250 XC 2014 KTM 250 XC-F 2014 KTM 250 XC-W 2014 KTM 250 XCF-W 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 SX-F 2014 KTM 450 XC-F 2014 KTM 450 XC-W 2014 KTM 500 EXC 2014 KTM 500 XC-W 2015 KTM 125 SX 2015 KTM 150 SX 2015 KTM 200 Xc-W 2015 KTM 250 SX 2015 KTM 250 SX-F 2015 KTM 250 XC 2015 KTM 250 XC-F 2015 KTM 250 XC-W 2015 KTM 250 XCF-W 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 SX-F 2015 KTM 450 XC-F 2015 KTM 450 XC-W 2015 KTM 500 EXC 2015 KTM 500 XC-W 2016 KTM 125 SX 2016 KTM 150 SX 2016 KTM 200 Xc-W 2016 KTM 250 SX 2016 KTM 250 SX-F 2016 KTM 250 XC 2016 KTM 250 XC-F 2016 KTM 250 XC-W 2016 KTM 250 XCF-W 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 SX-F 2016 KTM 450 XC-F 2016 KTM 450 XC-W 2016 KTM 500 EXC 2016 KTM 500 XC-W 2017 KTM 125 SX 2017 KTM 150 SX 2017 KTM 250 SX 2017 KTM 250 SX-F 2017 KTM 250 XC 2017 KTM 250 XC-F 2017 KTM 250 XC-W 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 SX-F 2017 KTM 450 XC-F 2018 KTM 125 SX 2018 KTM 150 SX 2018 KTM 250 SX 2018 KTM 250 SX-F 2018 KTM 250 XC-W 2018 KTM 300 XC-W 2018 KTM 350 EXC-F 2018 KTM 350 SX-F 2018 KTM 450 SX-F