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

Original price was: $39.12.Current price is: $11.74.

SKU: 12100090 Category: Tag:

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