Harddrive Crank Pin/Roller - PIN 1981-1999 BIG Twin — Harley-Davidson Electra Glide, Tour Glide Classic, Super Glide (1981-1984)

Harddrive crank pin and roller assembly for Big Twin V-twin engines, 1981–1999 model years. This genuine OEM-replacement component maintains proper crankshaft rotation and engine timing on Harley-Davidson Big Twin motorcycles.

Features

• Genuine Harddrive OEM replacement
• 4.13 in length
• 1.37 in width and height
• Direct fit for Big Twin engines

Specifications

• Brand: Harddrive
• Manufacturer Part #: 39898
• UPC: 191361169786
• Length: 4.13 in
• Width: 1.37 in
• Height: 1.37 in
• Weight: 1.1353 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits Harley-Davidson Big Twin motorcycles, 1981–1999 model years.

Frequently Asked Questions

Will this fit my 2000+ Big Twin?

No — this crank pin is specific to 1981–1999 Big Twin models. 2000-and-newer engines use a different pin assembly.

Is this an OEM Harley part or aftermarket?

Harddrive manufactures OEM-equivalent replacements. This part meets factory specifications for Big Twin engines.

Do I need to replace the roller with the pin?

Yes — the pin and roller assembly are sold as a complete unit. Both components must be replaced together for proper crankshaft function.

What tools do I need to install this?

Crank pin replacement requires removing the crankcase and typically demands a shop manual and specialized tools. Professional installation is recommended.