Turn every press of the brake pedal into hydraulic pressure at the wheel brakes with the Dorman First Stop Brake Master Cylinder, part number M101262. It is a direct-fit replacement for many vehicles, among them the 1981 Chevrolet Malibu, 1981 Chevrolet El Camino and 1981 Chevrolet Monte Carlo. See the "Vehicles it fits" section for the full list of applications.
Dorman precision-engineers this master cylinder so its design, function and performance match the original unit on the listed applications. It is built from new, high-quality materials and is intended as a safe, durable replacement.
- Precise replacement: The cylinder housing is cast iron, matching 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: Constructed entirely from new materials.
- Strict specifications: Built to meet rigorous SAE International standards.
Specifications: Cast iron housing, 24 mm bore diameter, 2 outlets and a 1/2-20 rearward outlet size. The reservoir is included. A sensor and mounting hardware are not included. Country of origin: China.
Signs a master cylinder may need replacing include a soft or spongy brake pedal, a pedal that slowly sinks under steady pressure, and brake fluid leaking at the cylinder. Diagnose the brake system before replacing parts. After installation, bleed the master cylinder and brake system as directed by the vehicle service information.
Interchange: 783-36004 · 83-36004 · 83-50004 · 100-2210 · M-82004 · 13-1739 · 10-1739 · 130.62004 · 131.62004 · 355-47025
78336004 · 8336004 · 8350004 · 1002210 · M82004 · 131739 · 101739 · 13062004 · 13162004 · 35547025 · 18M124 · M900318 · 11739 · MC101262 · 18005771 · 18006635 · 18008062 · 18008063 · 18010386 · M1739 · NM1739 · MC39210 · F101262
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
18M124, 783-36004, 83-36004, 83-50004, M900318, 100-2210, M-82004, 11739, 13-1739, 10-1739, 130.62004, 131.62004, MC101262, 355-47025, 18005771, 18006635, 18008062, 18008063, 18010386, M1739, NM1739, MC39210, F101262
Frequently Asked Questions
Does the Dorman M101262 master cylinder come with a reservoir?
Yes, the reservoir is included. A sensor and mounting hardware are not included with this master cylinder.
Which vehicles does M101262 fit?
It fits many vehicles, among them the 1981 Chevrolet Malibu, 1981 Chevrolet El Camino and 1981 Chevrolet Monte Carlo. See the "Vehicles it fits" section for the full list.
What is the master cylinder housing made of?
The housing is cast iron, made to match the casting material of the original part. The rubber components use an EPDM compound that resists glycol-based brake fluid.
What are the bore and outlet specifications?
M101262 has a 24 mm bore diameter, two outlets and a 1/2-20 rearward outlet size.
What are signs a brake master cylinder may need replacing?
A soft or spongy pedal, a pedal that sinks under steady pressure, and fluid leaking at the cylinder are signs it may need replacing. Diagnose the brake system before replacing parts.
