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Dorman - First Stop Brake Master Cylinder P/N:M630517
$162.99
Convert brake-pedal force into the hydraulic pressure that operates the vehicle's brakes with the Dorman - First Stop Brake Master Cylinder M630517. It drops in as a direct-fit replacement for the 2007-2017 Jeep Wrangler (All engines), engineered to match the design, function, and performance of the original master cylinder on the listed application.
- Aluminum housing: built to match the casting material of the original part for similar performance.
- Durable seals: all rubber components use a high-quality EPDM compound for resistance to glycol-based brake fluid.
- 100% new: made entirely of new materials, not remanufactured.
- Strict specifications: made to meet rigorous SAE International standards.
The unit has a 1-inch bore and two outlets (rearward outlet 7/16-24, secondary outlet thread 3/8-24), and ships with the reservoir and sensor included. Mounting hardware is not included — consult the vehicle service information for the correct fasteners and whether they may be reused. Signs this part may need replacing include a sinking or spongy pedal or visible fluid seepage; diagnose the cause before replacing. Country of origin: China.
Interchange: 100-2436 · 1002436 · 13-3330 · 133330 · 10-3330 · 103330 · 10-4069 · 104069 · 10-4339 · 104339 · 130.63074 · 13063074 · 68003617AA · 68003617AB · 68057474AA · 68057474AB · 68057474AC · 68057474AD · 355-42021 · 35542021 · NM4144 · MC391068 · F144417 · MC144417 · R135062. Manufacturer part number M630517.
This part cross-references / interchanges with the following part numbers:
100-2436, 13-3330, 10-3330, 10-4069, 10-4339, 130.63074, 68003617AA, 68003617AB, 68057474AA, 68057474AB, 68057474AC, 68057474AD, 355-42021, NM4144, MC391068, F144417, MC144417, R135062
Frequently Asked Questions
What vehicle does this master cylinder fit?
It is a direct-fit replacement for the 2007-2017 Jeep Wrangler (All engines); one unit is used per vehicle. Check the Buyer's Guide tab to confirm the fit for your Wrangler.
What does a brake master cylinder do?
It converts the force from the brake pedal into hydraulic pressure and sends that pressure through the outlets to operate the vehicle's brakes.
Is this unit new or remanufactured?
It is 100% new, made entirely of new materials and not remanufactured, and is made to meet rigorous SAE International standards.
Does it include a reservoir, sensor, and mounting hardware?
The reservoir and sensor are included. Mounting hardware is not included; consult the vehicle service information for the correct fasteners and whether they may be reused.
What are the bore and outlet specifications?
It has a 1-inch bore and two outlets: a rearward outlet sized 7/16-24 and a secondary outlet with a 3/8-24 thread diameter. The housing is aluminum.
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Dorman
Dorman - First Stop Brake Master Cylinder P/N:M630517
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