Free Shipping.

Expert Service.

Call 888-575-6570

JT 420 Front Sprocket

(1 review)

Item: 342360

$10.74 – $15.24

Select Your Vehicle - Fitment Guaranteed

JT 420 Front Sprocket


  • Manufactured to exacting tolerance using SCM420 chromoly st
  • Each JT 420 countershaft sprocket is heat treated then bead blasted to reduce surface friction and enhance chain and sprocket longevity
  • Every JT sprocket goes through up to 25 production stages and 10 individual quality control checks before it is ready to leave the factory
  • Sold individually
Specification Details
Chain Pitch 420
Color Varies (make selection above)
Material Varies (make selection above)
Position Front
Teeth Varies (make selection above)

Vehicle Fitment


Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

BMW
  • F 650 GS 2001-2007
Honda
  • ATC70 1978-1985
  • C70 Passport 1980-1983
  • CL70K Scrambler 70 1969-1972
  • CR60R 1983-1984
  • CR80R 1980-2002
  • CR80RB Expert 1996-2002
  • CR85R 2003-2007
  • CR85RB Expert 2003-2007
  • CRF110F 2013-2022
  • CRF50F 2004-2009, 2011-2022
  • CRF70F 2004-2009, 2011-2012
  • CRF80F 2004-2009, 2011-2013
  • CT70 Trail 70 1976-1982, 1991-1994
  • CT70HK Trail 70H 1970-1973
  • CT70K Trail 70 1969-1975
  • MB-5 50 1982
  • MSX125 Grom 125 2013-2015, 2017-2020, 2022
  • Monkey 2019-2024
  • Monkey ABS 2019-2024
  • NS50F Aero 1990
  • SL70K Motosport 1971-1972
  • TRX70 FourTrax 70 1986-1987
  • XL70K 1974-1976
  • XL75 1977-1979
  • XL80S 1980-1985
  • XR50R 2000-2003
  • XR70R 1997-2003
  • XR75 1973-1978
  • XR80 1979-1984
  • XR80R 1985-1988, 1990-1991, 1993-2003
  • Z50A Mini Trail 1969-1978
  • Z50R 1979-1989, 1991-1999
  • ZB50 1988
KTM
  • 105 SX 2004, 2006-2011
  • 105 XC 2008-2009
  • 60 SX 1998-2000
  • 65 SX 1998-2023
  • 65 SXS 2013-2015
  • 65 XC 2008-2009
  • 85 SX 2003-2010, 2012
  • 85 XC 2008-2009
Kawasaki
  • AR50 Mini GP 1982
  • AR80 Mini GP 1982
  • KD80 1988-1990
  • KDX50 2003-2006
  • KDX80 1981-1988
  • KFX50 ATV 2003-2006
  • KLX110 2002-2020
  • KLX110L 2010-2020
  • KV75 1977-1980
  • KX100 1995-2009, 2011-2021
  • KX60 1983-1988, 1990-2003
  • KX65 2000-2023
  • KX80 1979-2000
  • KX80 Big Wheel 1987-1994
  • KX85 2001-2023
  • Z125 Pro 2017-2020
Suzuki
  • ALT50 Trail Buddy 1983-1984
  • DR-Z110 2003-2005
  • GSX-R50 1987
  • JR50 1978-2006
  • LT-A50 QuadMaster 50 2002-2005
  • LT50 QuadRunner 50 1984-1987
  • MT-50 Trailhopper 1971-1973
  • OR50 1979-1980
  • RM100 2003
  • RM50 1978-1980
  • RM60 1979-1983, 2003
  • RM65 2003-2005
  • RM80 1986-1988
  • TM-75 Mini Cross 1974-1976
  • TS-75 Colt 1975-1977
Yamaha
  • BW80 Big Wheel 1986-1988, 1990
  • DT100 1977-1983
  • DT50 1988-1990
  • DT80 1981-1983
  • GT80 1974-1976, 1978-1980
  • GTMX 1977-1979
  • JT1 Mini Enduro 1971
  • JT2 Mini Enduro 1972
  • JT2MX 1972
  • LB50P Chappy 1978-1982
  • LB80IIA Chappy 1976-1978
  • LB80IIH Chappy 1976
  • MX100 1979-1983
  • MX80 1980-1982
  • PW80 Y-Zinger 1983, 1985, 1991-2006
  • RT100 1990, 1992-2000
  • RX50 Special 1983-1984
  • TT-R110E 2008-2009, 2011-2015
  • TT-R50E 2006-2015
  • TT-R90 2000-2004
  • TT-R90E 2004-2007
  • TY80 1974-1975
  • YSR50 1987-1992
  • YZ50 1980
  • YZ60 1981-1983
  • YZ80 1974-1977

Customer Reviews

Write Review

Great parts

By   on  Verified Purchaser

Great product


How many stars would you give this product? Write a review.

Write Review

Questions & Answers

Ask Question

Have a question? Please ask our experts and customers who own this product.