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JT SPROCKETS Sprocket - Rear - Yamaha - 42-Tooth JTR1912.42

Part Number: JTR191242
JT SPROCKETS
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SKU:
JTR191242
UPC:
824225301816
MPN:
JTR1912.42
Condition:
New
Availability:
Ships Same Business Day
Weight:
2.10 LBS
On Sale
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MSRP: $28.95
Now: $19.00
Was: $28.95
— You save $9.95
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Description

A worn or mismatched rear sprocket directly impacts your Yamaha's acceleration, top-end performance, and drivetrain efficiency. The JT Sprockets 42-tooth rear sprocket delivers precise chain engagement and reliable power delivery lap after lap, whether you're pushing for track times or commanding the street. Built from aviation-grade materials and finished to exact tolerances, this is the upgrade serious riders choose when stock simply won't cut it.

  • Material: Aviation-grade 7075-T6 aluminum
  • Tooth Count: 42-tooth configuration
  • MPN: JTR1912.42
  • Finish: CNC-machined, hand-finished
  • Design: Self-cleaning sprocket teeth
  • Weight: Optimized lightweight construction
  • Fitment: Yamaha-specific application
  • Installation: Bolt-on replacement
  • Durability: Extended service life
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Specs

RIDING STYLE:
OFF-ROAD
TOOTH COUNT:
42
MATERIAL:
STEEL
PRODUCT NAME:
SPROCKET
RIDING STYLE:
ATV
UNITS:
EACH
MODEL:
YAMAHA
CHAIN SIZE:
520
MOUNTING POSITION:
REAR
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Fitment

Fitment for JT SPROCKETS Sprocket - Rear - Yamaha - 42-Tooth JTR1912.42

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