FRONT SPROCKET JTF1901.12 JT

Built from premium SCM420 chromoly, JT Steel Sprockets deliver OEM-level precision and durability. With 2,500+ fitments for motorcycles and ATVs, they offer long life, exact fit, and dependable power transfer mile after mile.

Features

• C49 high-carbon steel rears for long wear
• SCM420 chromoly steel fronts for strength and impact resistance
• Precision manufacturing for exact OEM fit
• Broad coverage with 2,500+ motorcycle & ATV applications
• Consistent power transfer and sprocket tooth profile accuracy
• Engineered for durability in street, track, and off-road use

Specifications

• Material: SCM420 chromoly
• Tooth count: 12
• Drive chain pitch: 520
• Colour: Silver

Vehicle Fitment

Betamotor (Off Road, Front)

• 250 RR (2005-2012)
• 250 RR 2T (2013-2017; 2018-2021)
• 300 RR 2T (2017-2024)
• 350 RR (2011-2024)
• 350 RR-S (2018-2021)
• 390 RR (2015-2021)
• 390 RR-S (2018-2020)
• 390 RS (2015-2016)
• 400 RR (2005-2012; 2013-2016)
• 430 RR (2015-2021)
• 430 RR-S (2018-2021)
• 430 RS (2015-2016)
• 450 RR (2005-2009; 2010-2014)
• 480 RR (2015-2021)
• 498 RR (2012-2016)
• 520 RR (2010-2014)
• 525 RR (2005-2009)

Betamotor (Road, Front)

• 125 RR 2T (2018-2021)
• 125 RR 2T Race (2025)
• 200 RR Enduro (2019-2020)

Gas Gas (Off Road, Front)

• 125 MC (2020-2024)
• 250 EC (2020-2024)
• 250 EC F (2020-2024)
• 250 EX (2024)
• 250 MC (2022-2024)
• 250 MC F (2021-2024)
• 250 EX F Cross Country (2021-2024)
• 300 EC (2021-2024)
• 300 EX (2024)
• 300 EX F Cross Country (2021-2023)
• 350 EC F (2021-2024)
• 350 ES (2024)
• 350 EX F Cross Country (2021-2023)
• 350 MC F (2022-2024)
• 450 EC F (2024)
• 450 EX F Cross Country (2021-2024)
• 450 MC F (2021-2024)
• 450 MC F Prado Edition (2025)
• 450 RX -F Replica (2024)
• 500 EC F (2024)
• 500 ES (2024)
• 500 EW F (2024)

Husaberg (Off Road, Front)

• FE250 (2013-2014)
• FE350 (2013)
• FE390 Enduro (2010-2012)
• FE450 Enduro (2009-2014)
• FE501 (2013-2014)
• FE570 (2009-2012)
• FS570 Supermoto (2010-2011)
• FX450 Cross Country (2010-2012)
• TE125 (2012-2013)
• TE250 (2011-2014)
• TE300 (2011-2014)

Husqvarna (Off Road, Front)

• 125 TC (2014-2024)
• 125 TC Heritage (2023)
• 125 TE (2014-2017)
• 125 TX (2017-2019)
• 150 TE (2017-2019; 2023-2024)
• 150 TE i (2020-2022)
• 250 FC (2014-2024)
• 250 FC Rockstar Edition (2022-2024)
• 250 FC Heritage (2023)
• 250 FE (2014-2024)
• 251 FE (2014-2016)
• 250 TC (2014-2024)
• 250 TC Heritage (2023)
• 250 TE (2014-2018; 2023-2024)
• 250 TE CKD (2024)
• 250 TE Heritage (2023)
• 250 TE i 2-Stroke (2018-2022)
• 300 TE (2014-2024)
• 300 TE Heritage (2023)
• 300 TE Pro (2024)
• 300 TE I Jarvis Edition (2020)
• 300 TX (2017-2019; 2023)
• 300 TX Heritage (2023)
• 300 TX i (2020-2022)
• 350 FC (2016-2024)
• 350 FC Heritage (2023)
• 350 FE (2014-2024)
• 350 FE Pro (2024)
• 350 FE S (2016-2024)
• 350 FX (2017-2024)
• 350 FX Heritage (2023)
• 450 FC (2014-2024)
• 450 FC Rockstar Edition (2022-2024)
• 450 FE (2014-2024)
• 450 FE Heritage (2023)
• 450 FR Rally (2016-2024)
• 450 FS (2016-2024)
• 450 FX (2017-2024)
• 501 FE (2014-2024)
• 501 FE S (2016; 2020-2024)
• 501 FE W (2024)

KTM (ATV, Front)

• 450 SX (2009-2012)
• 450 XC (2008-2012)
• 505 SX (2009-2013)
• 525 XC (2008-2013)

KTM (Off Road, Front)

• 125 Enduro (1986-1994)
• 125 EXC Enduro (1995-2003; 2004-2016)
• 125 EXC Six Days (2007; 2009-2017)
• 125 EXC Factory Edition (2010)
• 125 LC2 Enduro (1997-1998)
• 125 MX (1988-1995)
• 125 SX Motocross (1995-2025)
• 125 SXS (2001-2002)
• 125 Super Moto (2001)
• 125 XC (2021-2025)
• 125 XC-F (2025)
• 125 XC-W (2017-2019; 2025)
• 125 XC-W TPI (2020)
• 144 SX (2008)
• 150 EXC TPI (2020-2022)
• 150 EXC (2023-2024)
• 150 SX Motocross (2013-2022; 2025)
• 150 XC (2010-2016)
• 150 XC-W (2017-2018; 2023-2024)
• 150 XC-W TPI (2020-2022)
• 200 EXC Enduro (1998-2016)
• 200 MXC Enduro (1998-2004)
• 200 SX (2002-2006)
• 200 XC (2006-2010)
• 200 XC-W (2006-2016)
• 250 Enduro (1981-1990)
• 250 EXC Enduro (1991-1995; 2000-2005; 2005-2011; 2010; 2012-2018; 2023-2024)
• 250 EXC Enduro TPI (2018-2022)
• 250 EXC Six Days (2012-2017; 2023-2024)
• 250 EXC Six Days TPI (2018-2022)
• 250 EXC-F Enduro (2007-2024)
• 250 EXC-F Enduro CKD Brazl (2020-2024)
• 250 EXC-F Six Days (2010-2024)
• 250 EXC-F Six Days CKD (2024)
• 250 EXC-F Six Days SE Asia (2024)
• 250 EXC-F Six Days IKD Argentina (2024)
• 250 MX (1983-1995)
• 250 MXC Motocross (1998-2001)
• 250 SX Motocross (1995; 1997-2003; 2004-2016; 2017-2025)
• 250 SX-F Racing (2006-2014; 2015-2025)
• 250 SX-F Factory Edition (2017; 2022-2024)
• 250 SX-F Troy Lee Designs (2021)
• 250 SX-F Adamo Edition (2025)
• 250 SX-F Racing CKD (2025)
• 250 XC (2007-2014; 2015-2019; 2023-2025)
• 250 XC TPI (2020-2022)
• 250 XC-F (2007-2025)
• 250 XC-W (2010-2018; 2023)
• 250 XC-W TPI (2018; 2019-2021; 2022)
• 250 XCW-E (2008-2009)
• 250 XCW-F (2007-2010)
• 250 Freeride (2014-2015)
• 250 Freeride R (2014-2017)
• 250 Freeride F (2019)
• 300 Enduro (1990-1995)
• 300 MX (1990-1994)
• 300 MXC Motocross (2001-2002; 2003-2005)
• 300 SX Motocross (1995-1996; 2023-2025)
• 300 EXC Enduro (1995-1997; 1998-2004; 2005; 2010; 2012-2018; 2018; 2019 CKD; 2020-2024)
• 300 EXC TPI Enduro (2018-2022)
• 300 EXC Erzbergrodeo (2023)
• 300 EXC Hardenduro (2024)
• 300 EXC Hardenduro CKD (2024)
• 300 EXC CKD Enduro (2019-2024)
• 300 EXC Six Days (2012-2017; 2023-2024)
• 300 EXC TPI Six Days (2018-2022)
• 300 EXC Six Days SE Asia (2024)
• 300 XC (2015-2019; 2023-2025)
• 300 XC-W (2010-2019; 2023-2024)
• 300 XC-W Six Days TPI (2019-2020)
• 300 XC-W TPI (2019-2022)
• 300 XC-W TPI Erzbergrodeo (2020-2022)
• 300 XC-W Erzbergrodeo (2023)
• 350 Enduro (1984-1989)
• 350 EXC-F (2012-2024)
• 350 EXC-F CKD (2020-2022; 2024)
• 350 EXC-F Wess (2021)
• 350 EXC-F Six Days (2012-2024)
• 350 EXC-F Six Days CKD (2020-2021; 2022; 2024)
• 350 EXC-F Six Days SE Asia (2024)
• 350 EXC-F Six Days IKD Argentina (2024)
• 350 MX (1989)
• 350 SX-F (2011-2025)
• 350 SX-F IKD Argentina (2025)
• 350 XC-F (2011-2012; 2013-2015; 2016-2019; 2020-2022; 2023; 2024; 2025)
• 350 XC-F Factory Edition (2022-2024)
• 350 XCF-W (2013-2016; 2020-2022)
• 350 XW-F (2024)
• 360 EXC Enduro (1996-1997)
• 360 SX Motocross (1996-1997)
• 380 EXC Enduro (1998-2002)
• 380 SX Motocross (1998-2002; 1999)
• 400 EXC Enduro Racing (2003-2011)
• 400 EXC Racing (2000-2002)
• 400 EXC Enduro Racing (2001-2002)
• 400 MXC Racing (2001-2002)
• 400 SX Racing (1999-2002)
• 420 Enduro (1981-1983)
• 420 MX (1981-1983)
• 430/440/495/500 MX (1984-1993; 1994; 1995)
• 450 EXC Enduro Racing (2003; 2005; 2010-2012; 2013-2016)
• 450 EXC-F (2017-2024)
• 450 EXC-F Factory Edition (2010-2011)
• 450 EXC Six Days (2014-2016)
• 450 EXC-F Six Days (2017-2024)
• 450 EXC-F Six Days CKD (2024)
• 450 MXC Racing (2005)
• 450 Rally Factory Replica (2015-2024)
• 450 Rally Replica (2023-2024)
• 450 SMR (2004-2007; 2008-2014; 2021-2024)
• 450 SX Motocross Racing (2003-2006)
• 450 SX-F (2007-2015; 2016-2025)
• 450 SX-F Factory Edition (2013-2015; 2016-2019; 2020-2024)
• 450 XC-F (2008-2009; 2013-2015; 2016-2025)
• 450 XCF-W (2023)
• 450 XC-W (2008-2011; 2012-2016)
• 495 MX (1981-1984)
• 500 EXC (2013-2016; 2016)
• 500 EXC Six Days (2013-2016)
• 500 EXC-F (2017-2019; 2022-2024)
• 500 EXC-F Six Days (2017-2019; 2022-2024)
• 500 XCF-W (2022)
• 500 XW-F (2024)
• 505 SX-F (2007-2009)
• 505 XC-F (2008-2009)
• 505 XC-W (2008)
• 520 EXC Enduro Racing (1999; 2000-2002)
• 520 MXC Racing (2001-2002)
• 520 SX Motocross Racing (1999-2002)
• 525 EXC Enduro Racing (2003-2007)
• 525 MXC Desert Racing (2003-2005)
• 525 XC Desert Racing (2007)
• 530 EXC (2008-2011)
• 530 EXC Six Days (2010-2011)
• 530 XC-W Six Days (2010-2011)
• 540 SXS Racing (2001-2002)

Maico (Off Road, Front)

• 250 (1983-1985)
• 250 GS/MC (1983)
• 490 (1983-1985)
• 500 Enduro (1999)
• 500 GME (1986-1987)

Polaris (ATV, Front)

• 450 Outlaw MXR (2009-2010)
• 450 Outlaw S (2008-2010)
• 525 Outlaw (2007)
• 525 Outlaw IRS (2008-2009)
• 525 Outlaw IRS 2 x 4 (2010-2011)
• 525 Outlaw S (2008-2010)