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JT 42 Tooth Sprocket - JTR841.42

  • Part #: 81000042
  • Manufacturer Part #: JTR841.42

MSRP Price: $43.95

Our Price: $41.99

You Save:
$1.96 (4%)
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Overview of JT 42 Tooth Sprocket - JTR841.42

  • Maximum strength sprockets at minimum weight; front sprockets made with C45 steel and SCM415 chromoly steel alloy -- rear sprockets made with C45 high carbon steel
  • Each sprocket is heat-treated and finished by hand
  • Each sprocket is sandblasted to reduce surface tension
  • Rear sprockets are anodized to a beautiful satin-silk finish
  • Meet or exceed the highest-quality compound standards set by the motorcycle industry


  • NOTE: Anytime you use other than the standard front/rear sprocket sizes, clearance must be checked. When converting to a smaller chain size, especially for racing, be sure to use the highest-grade O-ring chain available (heavy-duty non-O-ring acceptable for drag racing)

Specs for JT 42 Tooth Sprocket - JTR841.42

Chain Size 530
No. of Teeth 42
Position Rear
Type Sprocket - Steel
Type - Sprocket/Pulley Sprocket - Rear
Units Each
Weight 1.75 lbs

Specs for JT 42 Tooth Sprocket - JTR841.42

Chain Size 530
No. of Teeth 42
Position Rear
Type Sprocket - Steel
Type - Sprocket/Pulley Sprocket - Rear
Units Each
Weight 1.75 lbs

Fitment for JT 42 Tooth Sprocket - JTR841.42

See if this part fits your ride

Part 81000042 fits the following machines

Yamaha
  • 1981 Yamaha SR500
  • 1980 Yamaha SR500
  • 1979 Yamaha SR500
  • 1978 Yamaha SR500
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Instructions and Manuals for JT 42 Tooth Sprocket - JTR841.42

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