What Harley-Davidson models does this clutch hub fit?

This clutch hub is designed for Big Twin Harley-Davidson motorcycles manufactured between 1984 and 1989. This includes models like the Electra Glide Classic, Heritage Softail, and FXR Super Glide II.

What material is the clutch hub made from?

The hub itself is made from aluminum, and it features steel spines. This combination offers a good balance of strength and weight savings for your drivetrain.

Does this clutch hub come with all necessary hardware for installation?

This product includes the clutch hub itself. It is recommended to consult the manufacturer's installation guide or a service manual for a complete list of required hardware and installation procedures.

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Trusted Since 1957

Est. 1957

Twin Power L84-89 Big Twin Clutch Hub Replaces H-D 37740-84A

Specifications

Brand: TwinPower
Part #: 489599
UPC: 887337397665

Twin Power L84-89 Big Twin Clutch Hub Replaces H-D 37740-84A

Name: Twin Power L84-89 Big Twin Clutch Hub Replaces H-D 37740-84A
Brand: TwinPower
Price: 237.56 USD
Availability: InStock

$237.56

In Stock

Twin Power L84-89 Big Twin Clutch Hub Replaces H-D 37740-84A. Built with steel spines and an aluminum hub for reliable clutch engagement.

Key Features

Fits 1984-1989 Harley-Davidson Big Twin models.
Replaces Harley-Davidson part number 37740-84A.
Features steel spines for improved durability.
Constructed with an aluminum hub for a good balance of strength and weight.
Designed as an accurate reproduction of the original clutch hub.

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Will this fit your vehicle?

Product Details

When you're rebuilding the drivetrain on your Big Twin Harley-Davidson, getting the clutch components right is key to smooth power delivery. This Twin Power clutch hub is built to replace the stock H-D 37740-84A, offering a well-made reproduction for your motorcycle.

This hub features steel spines, which are important for durability and ensuring a solid connection with your clutch plates. The hub itself is constructed from aluminum, keeping the weight down while still providing a strong foundation. It's designed to fit a range of Harley-Davidson models from 1984 through 1989, including popular bikes like the Electra Glide Classic and the FXR Super Glide II. This part is a solid option if you're looking to restore or repair your clutch assembly with components that match the original specifications.