Dominion Outer Primary Oil Fill Insert vest Built to demanding Harley-Davidson® specifications

Built to demanding Harley-Davidson® specifications to ensure gear is protected in the most-rugged conditions

and '84-later Big Twin models with wet type diaphragm spring clutch

Dress the engine of your Twin-Cam equipped model in chrome

'99-'08 Dyna®

Installation on '00-'17 Softail® FLS

Dominion Outer Primary Oil Fill Insert vest Built to demanding Harley-Davidson® specificationsThis interchangeable insert allows you to customize the Primary Cover to match your styling direction. Brushed Aluminum finish Required when installing a Dominion Collection Outer Primary Cover Fits '18 later Softail models equipped with Dominion Outer Primary Cover. Includes gasket and screws.