HARDDRIVE SKU: 820-70210

Harddrive Transmission Top Cover Chrome - Harley Milwaukee-Eight

$159.95
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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.

Refresh the look of your V-twin's drivetrain with this Harddrive chrome transmission top cover. This die-cast replacement is designed to restore a corroded or scratched stock cover to a pristine, like-new condition, adding a touch of brilliance to your engine.

Why riders pick this

  • Die-cast construction for durability
  • Brilliant chrome finish
  • M8 models include gasket and vent hose
  • Replaces corroded or scratched stock covers
  • Enhances engine aesthetics

This Harddrive transmission top cover is more than just a replacement part; it's an opportunity to enhance your bike's aesthetic. Crafted from durable die-cast material and finished in brilliant chrome, it provides a clean, polished look that will stand out. For Milwaukee-Eight models, it includes a metal foam-covered gasket and vent hose, simplifying the installation process.

Durable Construction and Show-Quality Finish

  • Die-cast construction for long-lasting durability
  • Brilliant chrome plated finish for a custom look
  • Includes metal foam-covered gasket and vent hose for M8 models
  • Direct replacement for worn or damaged stock covers

A Fresh Look for Your Drivetrain

A new transmission top cover is an excellent way to address cosmetic wear on your V-twin and give your engine a fresh, custom appearance. The chrome finish on this Harddrive cover will complement other polished components on your Harley-Davidson, creating a cohesive and high-end look. It's a straightforward bolt-on upgrade, allowing you to quickly refresh your bike's engine aesthetics.

Specifications

  • Brand: Harddrive
  • Manufacturer Part #: 302840
  • UPC: 191361374623
  • Length: 7.5 in
  • Width: 5.9 in
  • Height: 2.3 in
  • Weight: 2.2 lbs
  • Country of Origin: China (Taiwan)

Common questions

Is this transmission top cover a direct bolt-on replacement?

Yes, this Harddrive transmission top cover is designed as a direct bolt-on replacement for your existing cover. You will reuse your original mounting hardware.

Does this cover include gaskets and seals?

For Milwaukee-Eight models, a metal foam-covered gasket and vent hose are included. For other V-twin applications, you may need to source gaskets separately.

Will this cover fit my Harley-Davidson Milwaukee-Eight?

This cover is designed to fit Milwaukee-Eight models, among other V-twin platforms. Please confirm fitment for your specific year and model using our Shop by Bike tool 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.
BRANDHarddrive
TYPEBody
SKU820-70210
WEIGHT2.2 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
5
3 RATINGS
5★ 3
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1★ 0
✓ VERIFIED
Apr 23, 2020

Great replacement parts

— Anonymous
✓ VERIFIED
May 20, 2014

Did it's job !!

— Anonymous
✓ VERIFIED
Feb 1, 2014

fit like a dream

— Anonymous