What does 'undersized profile' mean for this gasket?

An undersized profile gasket is designed to be slightly smaller than the standard size. This can help create a tighter seal, especially if the mating surfaces on the gearcover or engine case are not perfectly flat or have minor wear.

What vehicles does this gasket fit?

This gasket is designed for Harley-Davidson Big Twin motorcycles manufactured between 1970 and 1999. This includes many popular models like the Dyna, Softail, and Electra Glide series.

Do I need any special tools to install this gasket?

Typically, installing a gearcover gasket involves removing the gearcover, cleaning the mating surfaces, and then installing the new gasket. Refer to the manufacturer's service manual for specific tool requirements and procedures for your motorcycle model.

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Specifications

Brand: S&S Cycle
Part #: 106-0232
UPC: 106-0232

S&S Cycle 70-99 BT Undersized Prodile Gearcover Gasket - 10 Pack

Name: S&S Cycle 70-99 BT Undersized Prodile Gearcover Gasket - 10 Pack
Brand: S&S Cycle
SKU: s-s-cycle-s-s-cycle-70-99-bt-undersized-prodile-gearcover-gasket-10-pack-t14-662431
Price: 45.41 USD
Availability: BackOrder

$45.41

On Backorder — Expected to ship by May 7, 2026

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

S&S Cycle Undersized Profile Gearcover Gasket - 10 Pack. Ensures a proper seal for your drivetrain.

Key Features

Fits 1970-1999 Harley-Davidson Big Twin models.
Undersized profile helps ensure a proper seal.
Comes in a convenient 10-pack for multiple uses or spares.
Designed for the final drive gearcover application.

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About this part

Product Details

When you're working on the final drive gears of your Harley-Davidson Big Twin, getting a solid seal on the gearcover is crucial. These S&S Cycle Undersized Profile Gearcover Gaskets are designed to help you achieve that. They're made to fit a wide range of Big Twin models from 1970 through 1999, including popular bikes like the Dyna Super Glide, Heritage Softail Classic, and Road King.

This gasket features an undersized profile, which can be helpful when dealing with slightly worn gearcover surfaces or ensuring a snug fit. Having a 10-pack means you'll have spares on hand for future maintenance or if you need to re-do a seal. S&S Cycle is a well-known name in the V-twin world, and these gaskets are built to perform reliably for your drivetrain.