Renthal Twinring MX Rear Sprocket for KTM 300 EXC 2021 - Part 2240-520-52GPOR

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 motocross rear sprocket is engineered for riders seeking durability and performance in demanding off-road conditions. Featuring a unique dual-material design, this sprocket combines a hardened steel outer chain ring that is heat-treated to 200°C for maximum strength and wear resistance, permanently bonded to an ultralight aluminum inner core for reduced weight and improved handling. This construction ensures a long-lasting sprocket that can withstand the rigors of motocross riding and off-road adventures. Designed specifically for compatibility with KTM models including the 2021 KTM 300 EXC, this sprocket provides reliable power transfer and smooth operation during intense riding sessions. The vibrant orange finish not only enhances the aesthetic appeal but also allows for easy identification during maintenance and adjustments.

Features:

• Material: Dual-material construction with heat-treated steel and lightweight aluminum for durability and reduced weight

• Design: Permanently bonded steel outer ring for maximum wear resistance and aluminum inner core for improved handling

• Compatibility: Fits KTM models including 1997 KTM 620 Duke, 1999 KTM 400 Sx, 2000 KTM 400 Exc, 2001 KTM 250 EXC, 2002 KTM 400 Exc, among others

• Color: Bright orange for visibility and style

• Construction: Heat-treated steel ring ensures longevity and consistent performance

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 300 XC-W 2018 KTM 350 EXC-F 2018 KTM 350 SX-F 2018 KTM 450 SX-F