Dorman - First Stop Brake Master Cylinder P/N:M630435

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$170.99
MPN: M630435
UPC: 885484047785
Item Package Quantity: 1
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Dorman - First Stop Brake Master Cylinder P/N:M630435
Dorman - First Stop Brake Master Cylinder P/N:M630435
$170.99

Keep the brake pedal firm and the hydraulic circuits pressurized with the Dorman - First Stop Brake Master Cylinder M630435. It drops in as a direct-fit replacement for the 1999-2001 Chevrolet Tracker [All] and 1999-2001 Suzuki Vitara [All], and it is engineered to match the design, function, and performance of the original master cylinder on those listed applications. The master cylinder converts brake-pedal force into hydraulic pressure that it sends out to the brake circuits.

  • Aluminum housing: the cylinder housing is built to match the casting material of the original part for similar performance.
  • EPDM rubber components: the rubber parts use a high-quality EPDM compound for resistance to glycol-based brake fluid.
  • 100% new: made entirely of new materials, not remanufactured, and made to meet SAE International standards.
  • Ready to install: includes the reservoir and a sensor; features a 0.938 in bore, 4 outlets, and M10 x 1.0 outlet threads.

Mounting hardware is not included; consult the vehicle service information for the correct fasteners and whether they may be reused. A sinking or spongy pedal, or fluid bypassing internally, can be signs this part may need replacing — diagnose the cause before replacing. Country of origin: Taiwan.

Interchange: 100-3848 · 1003848 · 10-3076 · 103076 · 130.48020 · 13048020 · 355-47011 · 35547011 · 91174780 · M55114 · NM55114 · MC391104 · 5110068D00 · F144043 · MC144043
Manufacturer part number M630435

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

100-3848, 10-3076, 130.48020, 355-47011, 91174780, M55114, NM55114, MC391104, 5110068D00, F144043, MC144043

Frequently Asked Questions

What vehicles does the M630435 master cylinder fit?

It is a direct-fit replacement for the 1999-2001 Chevrolet Tracker [All] and the 1999-2001 Suzuki Vitara [All]. Check the Buyer's Guide tab to confirm fitment for your vehicle.

Does this master cylinder include a reservoir and sensor?

Yes. Per the catalog, both the reservoir and a sensor are included. Mounting hardware is not included.

What is the master cylinder made of and what are its specs?

The housing is aluminum, built to match the original's casting material. It has a 0.938 in bore, 4 outlets, and M10 x 1.0 outlet threads.

Is this a remanufactured unit?

No. It is 100% new, made entirely of new materials rather than remanufactured, and made to meet SAE International standards.

What are signs the master cylinder may need replacing?

A pedal that slowly sinks to the floor, feels spongy, or fluid bypassing internally can indicate a failing master cylinder. Diagnose the cause before replacing, as other components can produce similar symptoms.