JT Twinstar Steel/Aluminum Gray Rear Sprocket 50 Tooth (JTX897.50GR)
- Computer-designed to achieve ultimate strength at minimum weight
- JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value
- Every sprocket meets or exceeds the highest possible quality standards set for the motorcycle industry
- Sprockets are heat-treated and bead-blasted to reduce material surface tension
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1991-1992 | ATK | 250 MX | |
| 2021 | Gas Gas | EC250 | |
| 2021 | Gas Gas | MC125 | |
| 2021-2023 | Gas Gas | MC450 F | |
| 1996 | Husaberg | FC350 | |
| 1996 | Husaberg | FC400 | |
| 2004-2005 | Husaberg | FC450 | |
| 2002 | Husaberg | FC470 | |
| 2002 | Husaberg | FC470E | |
| 2000 | Husaberg | FC501 | |
| 2004-2005 | Husaberg | FC550 | |
| 2000 | Husaberg | FC600 | |
| 1996 | Husaberg | FE350 | |
| 2013 | Husaberg | FE350 | |
| 2010-2012 | Husaberg | FE390 | |
| 2000 | Husaberg | FE400 | |
| 2000-2003 | Husaberg | FE400E | |
| 2009-2013 | Husaberg | FE450 | |
| 2004-2008 | Husaberg | FE450E | |
| 2000 | Husaberg | FE501 | |
| 2000-2002 | Husaberg | FE501E | |
| 2004-2008 | Husaberg | FE550E | |
| 2009-2012 | Husaberg | FE570 | |
| 2003-2008 | Husaberg | FE650E | |
| 2007-2008 | Husaberg | FS450C | |
| 2004-2006 | Husaberg | FS450E | |
| 2011 | Husaberg | FS570 | |
| 2005-2008 | Husaberg | FS650C | |
| 2003-2008 | Husaberg | FS650E | |
| 2010-2011 | Husaberg | FX450 | |
| 2002 | Husaberg | FX470E | |
| 2012-2013 | Husaberg | TE125 | |
| 2011-2013 | Husaberg | TE250 | |
| 2011-2013 | Husaberg | TE300 | |
| 2014-2021 | Husqvarna | FC250 | |
| 2014-2021 | Husqvarna | FC350 | |
| 2016-2023 | Husqvarna | FC450 | |
| 2014-2019 | Husqvarna | FE250 | |
| 2014 | Husqvarna | FE350 | |
| 2014-2021 | Husqvarna | TC125 | |
| 2014-2020 | Husqvarna | TC250 | |
| 2014 | Husqvarna | TE250 | |
| 2014 | Husqvarna | TE300 | |
| 1991-1992 | KTM | 125 DXC | |
| 1991-2007 | KTM | 125 EXC | |
| 1991 | KTM | 125 MX | |
| 1993-2015 | KTM | 125 SX | |
| 2008 | KTM | 144 SX | |
| 2008-2015 | KTM | 150 SX | |
| 2010-2014 | KTM | 150 XC | |
| 1999-2005 | KTM | 200 EXC | |
| 1998-2003 | KTM | 200 MXC | |
| 2003-2004 | KTM | 200 SX | |
| 2006-2016 | KTM | 200 XC-W | |
| 1990-1991 | KTM | 250 DXC | |
| 1991-2004 | KTM | 250 EXC | |
| 1990-1991 | KTM | 250 MX | |
| 1998-2002 | KTM | 250 MXC | |
| 1993-2015 | KTM | 250 SX | |
| 2017-2021 | KTM | 250 SX | |
| 2006-2015 | KTM | 250 SXF | |
| 2006-2019 | KTM | 250 XC | |
| 2020-2022 | KTM | 250 XC-F | |
| 2006-2018 | KTM | 250 XC-W | |
| 1990-1992 | KTM | 300 DXC | |
| 1990-1993 | KTM | 300 EXC | |
| 1995-1997 | KTM | 300 EXC | |
| 1999-2004 | KTM | 300 EXC | |
| 1986 | KTM | 300 MX | |
| 1990-1991 | KTM | 300 MX | |
| 1986 | KTM | 300 MXC | |
| 1993-2005 | KTM | 300 MXC | |
| 1993-1995 | KTM | 300 SX | |
| 1991-1992 | KTM | 300 TXC | |
| 2006-2019 | KTM | 300 XC | |
| 2020-2021 | KTM | 300 XC TPI | |
| 2023 | KTM | 300 XC TPI | |
| 2006-2019 | KTM | 300 XC-W | |
| 2020-2021 | KTM | 300 XC-W TPI | |
| 2023 | KTM | 300 XC-W TPI | |
| 2013-2020 | KTM | 350 EXC F | |
| 1994-1995 | KTM | 350 LC4 | |
| 2011-2021 | KTM | 350 SXF | |
| 2012-2016 | KTM | 350 XC-F | |
| 2018-2021 | KTM | 350 XC-F | |
| 2012-2016 | KTM | 350 XCF-W | |
| 2020-2022 | KTM | 350 XCF-W | |
| 1996-1997 | KTM | 360 EXC | |
| 1996-1997 | KTM | 360 MXC | |
| 1996-1997 | KTM | 360 SX | |
| 1998-2002 | KTM | 380 EXC | |
| 1998-2002 | KTM | 380 MXC | |
| 1998-2002 | KTM | 380 SX | |
| 2000-2002 | KTM | 400 EXC | |
| 2005-2006 | KTM | 400 EXC | |
| 1998-2001 | KTM | 400 LC4 | |
| 2001-2002 | KTM | 400 MXC | |
| 1998-2002 | KTM | 400 SX | |
| 2007 | KTM | 400 XC-W | |
| 2009-2010 | KTM | 400 XC-W | |
| 1994-1995 | KTM | 440 EXC | |
| 1994-1995 | KTM | 440 MXC | |
| 1994 | KTM | 440 SX | |
| 2003-2005 | KTM | 450 EXC | |
| 2008-2011 | KTM | 450 EXC-R | |
| 2003-2005 | KTM | 450 MXC | |
| 2005-2009 | KTM | 450 SMR | |
| 2003-2021 | KTM | 450 SXF | |
| 2013-2021 | KTM | 450 XC-F | |
| 2007-2016 | KTM | 450 XC-W | |
| 1990 | KTM | 500 EXC | |
| 1992 | KTM | 500 EXC | |
| 2012-2015 | KTM | 500 EXC | |
| 1990-1992 | KTM | 500 LC4 | |
| 1992-1993 | KTM | 500 MX | |
| 2012-2016 | KTM | 500 XC-W | |
| 2008 | KTM | 505 SXF | |
| 2008-2009 | KTM | 505 XC-F | |
| 2000-2002 | KTM | 520 EXC | |
| 2000-2002 | KTM | 520 MXC | |
| 2000-2002 | KTM | 520 SX | |
| 2003-2005 | KTM | 525 EXC | |
| 2003-2005 | KTM | 525 MXC | |
| 2003-2006 | KTM | 525 SX | |
| 2006-2007 | KTM | 525 XC-G | |
| 2008-2011 | KTM | 530 EXC-R | |
| 2010-2011 | KTM | 530 XC-W | |
| 1992 | KTM | 550 DXC | |
| 1993-1996 | KTM | 550 MXC | |
| 2006-2007 | KTM | 560 SMR | |
| 1990-1992 | KTM | 600 DXC | |
| 1993 | KTM | 600 EXC | |
| 1990-1991 | KTM | 600 MX | |
| 1996 | KTM | 620 EXC | |
| 1994-1995 | KTM | 620 LC4 EXC | |
| 1997 | KTM | 620 LC4 EXC | |
| 1997-1998 | KTM | 620 LC4 SX | |
| 1995-1997 | KTM | 620 RXC | |
| 1996-1998 | KTM | 620 SX | |
| 2004-2006 | KTM | 625 SMC | |
| 2003-2004 | KTM | 625 SXC | |
| 1999-2006 | KTM | 640 Adventure | |
| 2000-2006 | KTM | 640 Duke II | |
| 2003-2006 | KTM | 660 SMC | |
| 2008 | KTM | 690 Enduro | |
| 2009-2013 | KTM | 690 Enduro R | |