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Renthal 48T Blue Rear Sprocket for Yamaha YZ85 1993-2026 121U-428-48GPBU

Part Number: 12110286
RENTHAL
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SKU:
12110286
UPC:
765442087582
MPN:
121U-428-48GPBU
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.80 LBS
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$104.61
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Description

If you're running a YZ85, sprocket wear directly impacts acceleration, chain life, and overall drivetrain efficiency. The Renthal 48T Blue Rear Sprocket delivers the lightweight performance advantage you need—a 7075-T6 aluminum construction that cuts weight by approximately 66% compared to steel while maintaining the rigidity required for consistent power transfer. Self-cleaning mud grooves at each tooth prevent debris buildup, ensuring your sprocket performs reliably lap after lap, whether you're training or racing.

  • Material: 7075-T6 aluminum
  • Tooth Count: 48T
  • Chain Size: 428
  • Position: Rear
  • Weight Reduction: ~66% lighter than steel
  • Design Feature: Self-cleaning mud grooves
  • Finish: Blue anodized
  • Fitment: Yamaha YZ85 (2002-2026)
  • Manufacturing: CNC-machined
  • Installation: Bolt-on replacement
  • MPN: 121U-428-48GPBU
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Specs

MOUNTING POSITION:
REAR
TYPE:
DRIVE
MATERIAL:
7075-T6 ALUMINUM
PRODUCT NAME:
SPROCKET
RIDING STYLE:
OFF-ROAD
TOOTH COUNT:
48
CHAIN SIZE:
428
COLOR/FINISH:
BLUE
UNITS:
EACH
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Fitment

Fitment for Renthal 48T Blue Rear Sprocket for Yamaha YZ85 1993-2026 121U-428-48GPBU

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