Harddrive Chrome Derby Cover - 1999-2016 Big Twin - Harley Dyna, Softail & Touring
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.
Replace a worn or damaged factory derby cover with this Harddrive chrome unit, designed for 1999-2016 Harley-Davidson Big Twin engines. Its die-cast aluminum construction ensures durability and a precise fit. All necessary mounting hardware is included for a straightforward installation.
Why riders pick this
- Direct replacement for 1999-2016 Big Twin Harley models
- Durable die-cast aluminum construction
- Brilliant chrome-plated finish
- Includes all mounting hardware
- Restores primary cover aesthetics
A fresh derby cover can instantly clean up the look of your primary, especially when you're running a custom setup. This Harddrive chrome derby cover is built to be a direct replacement for your 1999-2016 Harley-Davidson Big Twin, whether you're on a Dyna, Softail, or Touring model. It's an easy way to refresh your bike's aesthetic without a major overhaul.
Durable Construction and Show-Quality Finish
- Crafted from robust die-cast aluminum for lasting performance
- Brilliant chrome-plated finish adds a classic, custom look to your engine
- Engineered as a direct bolt-on replacement for factory covers
- Includes all necessary mounting hardware for a complete installation
Restore Your Bike's Appearance
If your current derby cover is scratched, warped, or just showing its age, this Harddrive replacement offers an immediate upgrade. It's designed to align perfectly with your existing primary cover, making the swap quick and hassle-free. This cover is ideal for riders looking to maintain a pristine appearance or complete a custom build with attention to detail.
Specifications
- Brand: Harddrive
- Manufacturer Part #: 37-044
- UPC: 191361127212
- Length: 11.65 in
- Width: 7.36 in
- Height: 0.78 in
- Weight: 0.7936 lbs
- Country of Origin: China (Taiwan)
Common questions
Will this derby cover fit my Milwaukee-Eight engine?
No, this Harddrive derby cover is specifically designed for 1999-2016 Harley-Davidson Big Twin engines. Milwaukee-Eight models require a different cover.
Is this a direct bolt-on replacement for my stock cover?
Yes, this derby cover is engineered for a direct bolt-on installation, replacing your factory cover without modifications. All mounting hardware is included.
What is the construction material of this derby cover?
This Harddrive derby cover is constructed from high-quality die-cast aluminum, ensuring durability and a precise fit for your Big Twin.
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 | 820-51830 |
| WEIGHT | 0.79 lb |
