Harddrive Transmission Belt Pulley - Big Twin 1985-1993 - Harley Touring & Softail
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.
This Harddrive transmission belt pulley is engineered as a direct OEM replacement for 1985-1993 Big Twin V-twin motorcycles. It's designed to ensure precise belt tension and alignment, critical for reliable power transfer.
Why riders pick this
- OEM replacement for 1985-1993 Harley Big Twin
- Ensures precise belt tension and alignment
- Direct swap for original equipment pulleys
- Durable construction for reliable power transfer
When maintaining a classic Big Twin, using parts that meet original specifications is key. This Harddrive transmission belt pulley is crafted to be a perfect fit for 1985-1993 Harley-Davidson models, ensuring your belt drive system operates as it should. It replaces your stock pulley directly, making it an essential component for any restoration or routine maintenance.
Engineered for Vintage Big Twin Drivetrains
- Direct OEM replacement for 1985-1993 Big Twin V-twins
- Ensures proper transmission belt tension and alignment
- Manufactured to meet original equipment specifications
- Durable construction for sustained performance
Keep Your Classic Running Strong
A well-maintained belt drive is crucial for the performance and longevity of your Harley-Davidson. This Harddrive pulley helps prevent issues like premature belt wear and inconsistent power delivery. It's a straightforward way to keep your vintage Touring, Softail, or Dyna model performing reliably on the road.
Specifications
- Brand: Harddrive
- Manufacturer Part #: 193013
- UPC: 191361073403
- Length: 6.6 in
- Width: 6.5 in
- Height: 2.2 in
- Weight: 5.805 lbs
- Country of Origin: China (Taiwan)
Common questions
Will this pulley fit my 1994 or newer Big Twin?
No — this Harddrive pulley is specifically designed for 1985-1993 Big Twin models only. 1994 and newer engines utilize a different pulley design and are not compatible.
Is this the same as an OEM Harley-Davidson part?
Harddrive manufactures this as an OEM-specification replacement. It is engineered to meet the original factory dimensions and performance requirements, providing a direct alternative to the stock part.
What's included when I order this pulley?
The pulley itself is included. Installation typically involves removing the transmission cover and belt, and we recommend consulting your service manual for detailed instructions specific to your model.
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.
| BRAND | Harddrive |
| TYPE | Sprockets |
| SKU | 820-51196 |
| WEIGHT | 5.8 lb |
