Upgrade Trifecta

These simple, hot-sellers are drastically improving the performance of late model Harley-Davidsons worldwide.

+ Quick Shop

Armored Attitude Adjuster $ 299.00

+ Quick Shop

Factory 6-Speed Tapered Roller Bearing Kit $ 995.00

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1936-1984
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Touring: 2007-Up
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Good To Know

We're hell-bent on not holding back with what we do. What do we do? As the Drivetrain Authority, we do what a drivetrain does on a US V-Twin: We're talking big power and delivering it to the ground. We're wielding American power to the pavement for all.

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