Dorman - First Stop Brake Master Cylinder P/N:M630546

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$158.99
MPN: M630546
UPC: 885484084155
Item Package Quantity: 1
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Dorman - First Stop Brake Master Cylinder P/N:M630546
Dorman - First Stop Brake Master Cylinder P/N:M630546
$158.99

Turn brake-pedal force into hydraulic pressure for your brake circuits with the Dorman First Stop Brake Master Cylinder M630546. It is a direct-fit replacement for the 2008 Chrysler Town & Country (All) and the 2008 Dodge Grand Caravan (All). This new unit is precision-engineered by Dorman to match the original master cylinder's design, function and performance on the listed vehicles.

  • Precise replacement: The aluminum cylinder housing is built to match the material of the original part and is intended to deliver similar performance.
  • Durable design: Every rubber component uses a high-quality EPDM compound that resists glycol-based brake fluid.
  • 100% new: It is made entirely from new, high-quality materials, with safety and quality in mind.
  • Strict specifications: It is produced to meet SAE International's rigorous standards.

Specifications: 0.938 in bore diameter, 2 outlets, 7/16-24 rearward outlet size and 7/16-24 secondary outlet thread. The reservoir and a sensor are included. Mounting hardware is not included. Country of origin: China.

Signs a master cylinder may need replacing include a soft or sinking brake pedal, brake fluid leaking at the cylinder, or an illuminated brake warning light. These can have other causes, so diagnose the brake system first; if the master cylinder is at fault, M630546 replaces it. Consult the vehicle service information for the brake-bleeding procedure, the correct fasteners and whether the originals may be reused.

Interchange: 100-2702 · 13-3470 · 10-3470 · 130.67044 · 355-40081
1002702 · 133470 · 103470 · 13067044 · 35540081 · 4721804AB · NM4111 · MC391103 · F144415 · MC144415

This part cross-references / interchanges with the following part numbers:

100-2702, 13-3470, 10-3470, 130.67044, 4721804AB, 355-40081, NM4111, MC391103, F144415, MC144415

Frequently Asked Questions

Which vehicles does the Dorman M630546 fit?

It is listed for the 2008 Chrysler Town & Country and the 2008 Dodge Grand Caravan. The engine listing for both is All.

Does this master cylinder come with a reservoir?

Yes, the reservoir and a sensor are both included. Mounting hardware is not, so consult the vehicle service information for the correct fasteners and whether the originals may be reused.

What is the master cylinder housing made of?

The housing is aluminum, constructed to match the material of the original part. All rubber components use a high-quality EPDM compound that resists glycol-based brake fluid.

What are the bore and outlet specifications?

It has a 0.938 in bore diameter and 2 outlets. The rearward outlet size is 7/16-24 and the secondary outlet thread is 7/16-24.

What signs may mean a master cylinder needs replacing?

A soft or sinking pedal, fluid leaks at the cylinder or a brake warning light may be signs, but these can have other causes, so diagnose the system first. If the master cylinder is at fault, this unit replaces it.