GASKET FOR FRONT BRAKE MASTER CYLINDER COVER H-D 08-25 TOURING AND 06-17 V-ROD

Gasket for Harley-Davidson front brake master cylinder cover

Keep the front brake master cylinder reservoir properly sealed with this replacement gasket for Harley-Davidson Touring, Trike, and V-Rod. It is an essential part for replacing a hardened, deformed, or deteriorated gasket and helps prevent brake fluid leaks as well as the entry of moisture or dirt into the reservoir.

This gasket replaces the Harley-Davidson OEM reference 42857-06B and is intended for specific applications in the Touring, Trike, and V-Rod families. Carefully check the years and exclusions before placing your order.

Main features

• Gasket for the brake master cylinder cover.
• Application in the front brake system.
• Helps keep the brake fluid reservoir properly sealed.
• Intended to replace a deteriorated, deformed, or hardened gasket.
• Compatible with certain Harley-Davidson Touring, Trike, and V-Rod models.
• Replaces OEM reference 42857-06B.

Technical data

Harley-Davidson compatibility

• Touring: models manufactured between 2008 and 2025, except for the Gen 2 versions detailed below.
• Trike: models from 2009 to 2013 and from 2018 to 2025.
• V-Rod: models manufactured between 2006 and 2017.

Excluded Touring models

Not compatible with the following Touring Gen 2 models:

• FLTRXSE from 2023 to 2025.
• FLTRXSTSE from 2024 to 2025.
• FLHXSE from 2023 to 2025.
• FLTRX from 2024 to 2025.
• FLHX from 2024 to 2025.
• FLHXU from 2025.

OEM reference

This gasket replaces the Harley-Davidson reference 42857-06B. The OEM reference is provided as an aid to identify the replacement and check its correspondence with the part originally installed.

Before placing your order, verify the exact model, year of manufacture, and the reference of the original gasket. The indication “NU” is maintained according to the compatibility information provided by the supplier.

Assembly recommendations

Before installing the new gasket, carefully clean the mating surfaces of the cover and reservoir. Place the gasket without folds or pinches and tighten the cover screws evenly, following the specifications in the workshop manual.

Brake fluid can damage painted surfaces. Protect nearby areas during the procedure and use only the type of fluid specified for the motorcycle.