HARDDRIVE SKU: 820-60019

Harddrive 1-1/2" 136T Carbon Fiber Rear Belt - Harley Touring & FXR

$710.000,00
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About Harddrive

Harddrive is the house performance and replacement line built for American V-twins, covering everything from engine hardware and electrical to controls, lighting and chassis parts. The range is aimed squarely at Harley-Davidson and Indian riders who want a direct-fit part without dealer pricing, and it spans decades of model years — from Evolution-era Softails to current Milwaukee-Eight baggers.

Equip your Harley Touring or FXR with the Harddrive 1-1/2" 136T Carbon Fiber Rear Belt, engineered for high-strength driveline performance. This belt offers superior durability and reduced noise compared to aramid alternatives, ensuring a more efficient and reliable power transfer. It's a robust upgrade designed to meet the demands of serious riders.

Why riders pick this

  • Carbon fiber reinforced for superior strength
  • Resists punctures and debris with treated tooth-facing fabric
  • Synthetic rubber teeth for low noise and temperature resistance
  • Increased flexibility and width stability in the backing
  • Made in the USA for consistent quality

The Harddrive 1-1/2" 136T Carbon Fiber Rear Belt is a premium replacement component for your Harley Touring or FXR model. Its advanced construction with carbon fiber reinforcement provides exceptional strength, allowing it to handle the rigors of the road and deliver consistent power. The synthetic rubber compound also contributes to a quieter ride and excellent temperature stability, making it a reliable choice for any riding condition.

Enhanced Durability and Smooth Operation

  • Carbon fiber tension member provides superior strength over aramid belts
  • Treated tooth-facing fabric resists punctures and road debris
  • Synthetic rubber teeth ensure low noise and stable performance in varying temperatures
  • Synthetic rubber backing increases flexibility and maintains width stability
  • Made in the USA, ensuring high quality and consistent manufacturing

A Reliable Choice for Your V-Twin

Whether you're tackling long touring rides or aggressive canyon carving, a dependable drive belt is paramount. This Harddrive carbon fiber belt is designed to minimize stretch and maintain optimal tension, leading to a more responsive and enjoyable riding experience. It's an ideal upgrade for riders seeking improved performance and longevity from their driveline components. Always confirm the OEM part number and specific fitment for your model year.

Specifications

  • Brand: Harddrive
  • Manufacturer Part #: 21192439
  • UPC: 191361537707
  • Tooth Count: 136
  • Length: 14 in
  • Width: 14 in
  • Weight: 3 lbs
  • Temperature Range: -30°C to +130°C

Common questions

What is the advantage of carbon fiber reinforcement in this belt?

Carbon fiber tension members provide significantly higher structural strength and better performance under extreme loads compared to traditional aramid-reinforced belts, enhancing durability and reliability.

Will this belt fit my specific Harley Touring or FXR model?

This belt is designed for Harley Touring and FXR models from 1985-1996 that use a 1-1/2" wide, 136-tooth rear belt. Please confirm the OEM part number 40001-85 and your bike's exact specifications using our Shop by Bike tool before ordering.

How does this belt handle temperature variations?

The synthetic rubber compound used in this belt is rated to operate reliably from -30°C to +130°C, ensuring stable performance in a wide range of environmental temperatures.

Ordering from Vtwinbikers

  • Brand new, sourced through authorized US distribution — never used, never grey-market.
  • Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
  • Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
BRANDHarddrive
TYPEBelts
SKU820-60019
WEIGHT3.0 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
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May 18, 2026

Quality Made in America!!

Very surprised it was made in the USA! Ya'll need to put that in your description. Excellent quality and a perfect fit on my 2007 Yamaha Stratoliner. Very pleased!!!

— Edwin B