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
Product Note:
Specification
Details
Chain Pitch
420
Material
Steel
Position
Front
Teeth
13T
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.
Honda
ATC70 1973, 1978-1981
C70 Passport 1982-1983
CRF80F 2004-2009
TRX70 FourTrax 70 1986-1987
XL75 1977-1979
XR75 1973-1975
XR80 1979-1984
XR80R 1985-1988, 1990-1991, 1993-2003
Z50A Mini Trail 1972-1978
Z50R 1979-1989, 1991-1999
Customer Reviews
Fit as described
By Michael M. on
Verified Purchaser
Fit as described
Amazing product
By Emmett F. on
Verified Purchaser
Couldn't be better really gives my crf 70 that extra power I need on hills I can use all of the gears well now.
Front sprocket
By Thomas K. on
Verified Purchaser
Exact fit!
Great parts
By Tony M. on
Verified Purchaser
Great product
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Questions & Answers
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