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Renthal Ultralight Rear Sprocket 47T 420 Chain Silver 121U-420-47GBSI

Part Number: 12112061
RENTHAL
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SKU:
12112061
UPC:
765442157605
MPN:
121U-420-47GBSI
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.70 LBS
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$99.82
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Description

If you're running a Yamaha YZ65 and serious about shaving rotational mass, this Renthal ultralight rear sprocket delivers measurable gains in acceleration and throttle response. The 7075-T6 aluminum construction cuts weight by approximately 66% compared to steel alternatives, while the self-cleaning mud grooves ensure consistent power delivery in demanding riding conditions. For young riders and racers pushing for competitive edge, this is a direct bolt-on upgrade that improves bike feel without sacrificing durability.

  • Material: 7075-T6 aluminum alloy
  • Tooth Count: 47T
  • Chain Size: 420
  • Finish: Silver anodized
  • Weight: 0.70 lbs
  • Position: Rear mounted
  • Fitment: Yamaha YZ65 specific
  • Features: Self-cleaning mud grooves
  • Construction: CNC-machined
  • Installation: Bolt-on
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Specs

CHAIN SIZE:
420
MATERIAL:
7075-T6 ALUMINUM
MOUNTING POSITION:
REAR
PRODUCT NAME:
SPROCKET
RIDING STYLE:
OFF-ROAD
TOOTH COUNT:
47
UNITS:
EACH
COLOR/FINISH:
SILVER
TYPE:
DRIVE
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Fitment for Renthal Ultralight Rear Sprocket 47T 420 Chain Silver 121U-420-47GBSI

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