What is the tooth count on this rear sprocket?

This Twin Power rear sprocket has 51 teeth. This tooth count is important for determining your motorcycle's final drive ratio and how it affects acceleration and top-end speed.

Does this sprocket come with any hardware?

The manufacturer description does not specify if hardware is included with this sprocket. It is recommended to check the product packaging or contact the manufacturer for details.

What does the .150 offset mean for my motorcycle?

The .150 inch offset is a specific measurement designed to ensure proper alignment of the sprocket with the drive chain and transmission output shaft on compatible Harley-Davidson models. Correct offset is crucial for smooth operation and to prevent premature wear.

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Trusted Since 1957

Est. 1957

Twin Power 73-85 FL FX Chrome Disc Brake Rear Sprocket 51 Teeth Replaces H-D 41470-78 .150 Offset

Specifications

Brand: TwinPower
Part #: 490962
UPC: 887337169545

Twin Power 73-85 FL FX Chrome Disc Brake Rear Sprocket 51 Teeth Replaces H-D 41470-78 .150 Offset

Name: Twin Power 73-85 FL FX Chrome Disc Brake Rear Sprocket 51 Teeth Replaces H-D 41470-78 .150 Offset
Brand: TwinPower
Price: 95.22 USD
Availability: InStock

$95.22

On Backorder — Expected to ship by May 31, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Key Features

Fits 1973-1985 Harley-Davidson FL and FX models.
Features a 51-tooth count for the rear sprocket.
Has a .150 inch offset for proper drivetrain alignment.
Chrome plated finish for a clean look.
Replaces Harley-Davidson part number 41470-78.

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Will this fit your vehicle?

Product Details

This Twin Power rear sprocket features a .150 inch offset, a detail that matters for proper alignment on a range of Harley-Davidson FL and FX models from 1973 through 1985. It's built as a direct replacement for the H-D 41470-78 part, offering a 51-tooth count for your drivetrain.

Finished in chrome, this sprocket is made to be a durable and good-looking addition to your motorcycle's rear end. It's designed to fit right, making the installation process straightforward for mechanics and riders alike. Having the correct tooth count and offset is key to ensuring smooth power transfer and preventing premature wear on your chain and other drivetrain components.

If you're working on a 1973-1985 Harley-Davidson FLH Electra Glide, FLT Tour Glide, FX Super Glide, or FXST Softail Standard, this sprocket is a solid option to consider for your rebuild or maintenance needs.