Turn pedal effort into the hydraulic pressure your brakes rely on with the Dorman brake master cylinder, part number M76162 from Dorman - First Stop. It is a direct-fit replacement for many vehicles, among them the 1971-1980 Chevrolet Impala and 1974-1980 Jeep Cherokee. See the "Vehicles it fits" section for the full list.
Precision-engineered to replicate the original master cylinder's design, function, and performance on the listed applications, this Dorman master cylinder is made from new, high-quality materials.
- Precise replacement: The cast iron cylinder housing is constructed to match the casting material of the original part for similar performance.
- Durable design: Every rubber component uses a high-quality EPDM compound that resists glycol-based brake fluid.
- 100% new: Made entirely of new materials, with quality and safety in mind.
- Strict specifications: Made to meet rigorous SAE International standards.
Specifications: 1.125 in bore diameter · 2 outlets · 1/2-20 secondary outlet thread · reservoir included · sensor not included · mounting hardware not included. Country of origin: China.
A brake pedal that feels spongy or slowly sinks, or fluid seeping from the unit, may be signs that a master cylinder needs replacing. Diagnose the brake system before replacing parts. Mounting hardware is not included, so consult the vehicle service information for the correct fasteners and whether the originals may be reused.
Frequently Asked Questions
Is the reservoir included with M76162?
Yes. The reservoir is included. Mounting hardware and a sensor are not included.
What are the key specifications?
This master cylinder has a 1.125-inch bore diameter and two outlets. The secondary outlet thread is 1/2-20.
What is the housing made of?
The housing is cast iron, constructed to match the casting material of the original part. The rubber components use an EPDM compound that resists glycol-based brake fluid.
What are signs a master cylinder may need replacing?
A spongy or slowly sinking pedal, or fluid leaking at the master cylinder, may be signs. These symptoms can have other causes, so diagnose the brake system before replacing parts.
Is this the right brake master cylinder for a 1974-1980 Jeep Cherokee?
Yes. The 1974-1980 Jeep Cherokee is a listed application, as is the 1971-1980 Chevrolet Impala. See the "Vehicles it fits" section for the full list.
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