The Meritor master cylinder, part number R4111669, is a genuine OEM brake system component for heavy-duty truck applications. The master cylinder is the hydraulic heart of a disc or hydraulic drum brake circuit, converting pedal input into line pressure that actuates the calipers or wheel cylinders. Sourcing a genuine Meritor part ensures the bore dimensions, port configuration, and pressure ratings match the original Meritor brake system design. No specific dimensional or application data is on file for this part number at this time. Call Pro Gear and Transmission to confirm this part is the correct replacement for your chassis and brake system before ordering.
Features
Genuine Meritor OEM master cylinder
Part number R4111669
Designed for heavy-duty truck hydraulic brake systems
Direct OEM replacement intended to match original bore and port specifications
Sold by Pro Gear and Transmission
