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Electro & Co

55T 420 Chain Rear Sprocket for ETM RTR Sport | Howling Moto

55T 420 Chain Rear Sprocket for ETM RTR Sport | Howling Moto

RTR_Sprocket_55t

$39.99 USD
$39.99 USD
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ETM RTR Sport 55-Tooth 420 Chain Rear Sprocket

Keep your ETM RTR Sport running at peak performance with this precision-cut 55-tooth rear sprocket. Designed as a direct OEM-spec replacement for the 420 chain drivetrain, this sprocket delivers consistent power transfer and reliable engagement lap after lap — or mile after mile.

Key Features

  • 55-tooth rear sprocket for optimized low-end torque and acceleration
  • Compatible with 420 chain pitch — direct fit for ETM RTR Sport
  • Precision-machined for accurate chain alignment and reduced wear
  • Lightweight construction at 0.8 lb for minimal unsprung weight
  • OEM-spec replacement — no modifications required

Specifications

  • Tooth Count: 55T
  • Chain Pitch: 420
  • Weight: 0.8 lb
  • Compatible Model: ETM RTR Sport
  • Vendor: Electro & Co

Whether you're replacing a worn sprocket or dialing in your gearing, this is the part that keeps your RTR Sport moving the way it was built to.

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