Harddrive Left-Side Speedometer Drive OE# 67125-86A - Harley 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.
An accurate speedometer is essential for any rider, and a faulty drive can lead to frustrating inconsistencies. This Harddrive left-side speedometer drive is a direct OEM replacement for OE# 67125-86A, restoring reliable speed readings to your V-twin.
Why riders pick this
- OEM replacement for 67125-86A
- Left-side speedometer drive
- Direct connection to speedometer cable
- Restores accurate speed readings
This Harddrive speedometer drive ensures your motorcycle's speed gauge functions correctly by precisely transferring engine RPM to the speedometer cable. Designed as a direct OEM replacement, it eliminates the guesswork and frustration of a malfunctioning speedometer, allowing you to ride with confidence and accuracy.
Reliable Performance and Fit
- Direct OEM replacement for part number 67125-86A
- Connects directly to standard V-twin speedometer cables
- Ensures accurate transmission of speed data
Essential for Softail Models
If your Harley Softail Heritage Classic or Softail Fat Boy is experiencing speedometer issues, this left-side drive is a crucial component to inspect and replace. Its direct-fit design means you can restore your bike's functionality without extensive modifications. Ensure this OE# 67125-86A replacement matches your bike's requirements for a seamless fit.
Specifications
- Brand: Harddrive
- Manufacturer Part #: 51-002
- UPC: 191361165535
- Length: 5.98 in
- Width: 5 in
- Height: 1.49 in
- Weight: 0.4409 lbs
- Country of Origin: China (Taiwan)
Common questions
Is this a left or right side speedometer drive?
This is specifically the left-side speedometer drive, designed as an OEM replacement for part number 67125-86A.
What happens if my speedometer drive fails?
If the speedometer drive fails, your speedometer will either stop working entirely or provide inaccurate, erratic readings, making it difficult to monitor your speed.
Will this fit my Softail Heritage Classic or Fat Boy?
This speedometer drive is intended for Harley-Davidson Softail Heritage Classic and Softail Fat Boy models that use OE# 67125-86A. Always confirm your bike's specific part number before ordering.
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 | Drive |
| SKU | 820-50405 |
| WEIGHT | 0.44 lb |
