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JT SPROCKETS Sprocket - Rear - Yamaha - 45-Tooth JTR479.45

Part Number: 12100090
JT SPROCKETS
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SKU:
12100090
UPC:
824225304909
MPN:
JTR479.45
Condition:
New
Availability:
Ships Same Business Day
Weight:
2.45 LBS
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$43.95
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Description

A worn or mismatched rear sprocket directly impacts acceleration, top speed, and engine efficiency—making it one of the highest-ROI upgrades for your Yamaha. JT's 45-tooth design delivers the precise gearing you need for responsive power delivery without sacrificing durability. Built from premium C45 high-carbon steel and engineered for minimal weight, this sprocket handles sustained high-RPM abuse while maintaining the concentricity required for smooth chain engagement and extended drivetrain life.

  • Tooth Count: 45T
  • Material: C45 high-carbon steel
  • Manufacturing: Computer-designed
  • Surface Treatment: Heat-treated, bead-blasted
  • Fitment: Yamaha rear-wheel specific
  • Installation: Bolt-on replacement
  • Quality Standard: Motorcycle industry certified
  • Design Focus: Maximum strength-to-weight ratio
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Specs

MATERIAL:
STEEL
UNITS:
EACH
CHAIN SIZE:
530
MOUNTING POSITION:
REAR
PRODUCT NAME:
SPROCKET
TOOTH COUNT:
45
RIDING STYLE:
STREET
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Fitment

Fitment for JT SPROCKETS Sprocket - Rear - Yamaha - 45-Tooth JTR479.45

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