JTR1857 Rear Drive Motorcycle Sprocket 38 Teeth (JTR 1857.38)

Made by JT Sprockets, world leading aftermarket sprocket manufacturer for over 30 years. JT Sprockets offer an unbeatable combination of quality, durability, and price. JT Drive sprockets are exclusively made from the finest Japanese ultra-durable high carbon C49 Steel or SCM415 Chromoly Steel Alloy.


  • Fully heat treated for higher wear resistance
  • Meet or exceed Japanese OEM standards
  • Optimum design for light weight and strength
  • Perfectly finished in zinc or black enamel coating

Compatible Bikes:

Manufacturer Model Year
Yamaha YFM250 R-X,Y,Z,A,B,D Raptor 2008-2013
Yamaha YFM250 RSP-X,Y,Z,A Raptor Special Edition 2008-2011
Yamaha YFM250 RSP2-X,Y Raptor Special Edition 2 2008-2009
Yamaha YFM350 RSE-W Raptor Special Edition 2007
Yamaha YFM350 S,T,V,W,X,Y,Z,A,B,D Raptor 2004-2013
Yamaha YFM700 R-V,W,X,Y,Z,A,B,D,E,F,G,H,J Raptor (1AS1/2/3) 2006-2018
Yamaha YFM700 RSE-W,X,Y,Z,A,B,D,E,F,G,H,J Raptor Special Edition 2007-2018
Yamaha YFM700 RYR-W Raptor Gytr Edition 2007
Yamaha YFZ450 BB-W Bill Ballance Edition 2007
Yamaha YFZ450 R-D,F,E,F,G,H,J Special Edition 2013-2018
Yamaha YFZ450 R-Y,Z,A,B,D,E,F,G,H,J 2009-2018
Yamaha YFZ450 S,T,V,W,X,Y,B,D 2004-2013
Yamaha YFZ450 SE-W,X Special Edition 2007-2008
Yamaha YFZ450 X-Z,A (18PA/B/C) 2010-2011

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