Dorman - First Stop Brake Master Cylinder P/N:M73354
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.
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:
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.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.