What is a pinion bearing and why is it important?

A pinion bearing is a component within your engine's drivetrain that supports the pinion shaft. It's essential for allowing the shaft to rotate smoothly and accurately, which is critical for proper gear meshing and overall engine operation.

Does this bearing come with any installation hardware?

This product includes the pinion bearing itself. Installation hardware, such as seals or retaining clips, is typically sold separately. Always refer to your service manual for a complete list of parts needed for your specific repair.

What is the difference between this bearing and a Twin Cam bearing?

This bearing is specifically designed for Big Twin models manufactured between 1987 and 1999, excluding the Twin Cam engine platform which uses different components. It's important to select the correct bearing for your specific engine type and year range.

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Est. 1957

Twin Power 87-99 Big Twin Except Twin Cam Pinion Bearing Red Replaces H-D 24641-87A

Specifications

Brand: TwinPower
Part #: 216602
UPC: 887337431758

Twin Power 87-99 Big Twin Except Twin Cam Pinion Bearing Red Replaces H-D 24641-87A

Name: Twin Power 87-99 Big Twin Except Twin Cam Pinion Bearing Red Replaces H-D 24641-87A
Brand: TwinPower
SKU: twinpower-twin-power-87-99-big-twin-except-twin-cam-pinion-bearing-red-replaces--t14-702169
Price: 64.50 USD
Availability: BackOrder

$64.50

On Backorder — Expected to ship by Jul 9, 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 1987-1999 Harley-Davidson Big Twin models (except Twin Cam).
Replaces Harley-Davidson part number 24641-87A.
O.E.M. type replacement for reliable performance.
Designed for a direct fit in a wide range of Harley-Davidson motorcycles.

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Will this fit your vehicle?

Product Details

If you're working on the engine of your 1987-1999 Harley-Davidson Big Twin, this pinion bearing is a crucial part for keeping things running smoothly. It's designed to replace the original H-D 24641-87A, ensuring a direct fit for many popular models like the Electra Glide, Heritage Softail, and Dyna Super Glide.

This bearing is built to O.E.M. type specifications, meaning it's a well-made replacement that will perform as expected. When you're rebuilding or servicing your engine, using parts that match the original design helps ensure reliability and proper function. This bearing plays a key role in the smooth operation of your engine's drivetrain.