Brake Master Cylinder for 2005-2008 Honda Pilot & More - Dorman M630291

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$124.99
MPN: M630291
Item Package Quantity: 1
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Dorman - First Stop Brake Master Cylinder P/N:M630291
Dorman - First Stop Brake Master Cylinder P/N:M630291
$124.99

Turn pedal effort into hydraulic braking pressure with the Dorman First Stop Brake Master Cylinder M630291, a new replacement for the 2005-2008 Honda Pilot, 2006-2008 Honda Ridgeline and 2003-2006 Acura MDX. Dorman designed it to match the original master cylinder's design, function and performance on the listed applications. It is made from new, high-quality materials for a safe, durable replacement.

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

Specifications: 1.063 in bore diameter, two outlets, M14 x 1.5 secondary and rearward outlets, and a 1.5 mm primary outlet thread pitch. The reservoir and sensor are included. Mounting hardware is not included, so consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: Taiwan.

If a leaking or internally worn master cylinder is causing a spongy or sinking pedal, this unit replaces it. Bleed the brake system as directed by the service procedure after installation.

Quantity per application: 1.

See the Buyer's Guide tab for every listed vehicle.

Interchange: 100-1360 · 072-9603 · 13-3174 · 11-3174 · 130.40058 · 355-59039
13865 · 46100S3VA11 · 46100SJCA51 · NM55336 · MC391007 · F142383 · MC142383 · 1001360 · 0729603 · 133174 · 113174 · 13040058 · 35559039

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

100-1360, 072-9603, 13865, 13-3174, 11-3174, 130.40058, 355-59039, 46100S3VA11, 46100SJCA51, NM55336, MC391007, F142383, MC142383

Frequently Asked Questions

Will this master cylinder fit my 2005-2008 Honda Pilot?

It is listed for the 2005-2008 Honda Pilot, and it also fits the 2006-2008 Honda Ridgeline and 2003-2006 Acura MDX. Each vehicle uses one.

Does the M630291 come with a reservoir?

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

What is this master cylinder made of?

The master cylinder is aluminum. All of its rubber components use a high-quality EPDM compound that resists glycol-based brake fluid.

What are signs a brake master cylinder may need replacing?

Common signs include a spongy or slowly sinking brake pedal, fluid leaking at the master cylinder, or a brake warning light. Diagnose the cause first, because other brake parts can cause the same symptoms.

What are the bore size and outlet specs?

It has a 1.063-inch bore and two outlets. The secondary and rearward outlets use M14 x 1.5 threads, and the primary outlet has a 1.5 mm thread pitch.