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Dorman - First Stop Brake Master Cylinder P/N:M630171
$199.99
Convert brake-pedal effort into the hydraulic pressure that actuates the braking system with the Dorman - First Stop Brake Master Cylinder M630171. This 100% new unit is precision-engineered to match the design, function, and performance of the original master cylinder, dropping in as a direct-fit replacement for the 1995-1997 Mercedes-Benz S320 [All], 1995 Mercedes-Benz S350 [All], 1995-1997 Mercedes-Benz SL320 [All], 1995-1997 Mercedes-Benz SL500 [All], 1996-1997 Mercedes-Benz E320 [All], and 1997 Mercedes-Benz E420 [All].
- 100% new, not remanufactured: built entirely from new, high-quality materials for a dependable replacement.
- Aluminum housing: the cylinder housing is constructed to match the casting material of the original part for similar performance.
- EPDM rubber components: the rubber components use a high-quality EPDM compound for resistance to glycol-based brake fluid.
- Built to spec: made to meet rigorous SAE International standards, with a 25 mm bore, two outlets, an M10 x 1.0 rearward outlet, and an M12 x 1.0 secondary outlet thread (1 mm primary outlet thread pitch).
The reservoir, sensor, and mounting hardware are not included; transfer or source these as directed by the vehicle service procedure. If a failed master cylinder is the cause of a sinking pedal or lost hydraulic pressure, this replaces it. Country of origin: Taiwan.
Interchange: M901175 · 100-4352 · 1004352 · M-11012 · M11012 · 072-9243 · 0729243 · 11-2790 · 112790 · 130.35012 · 13035012 · 355-63011 · 35563011 · M52790 · NM52790 · 0054306501 · MC390491 · F141799 · MC141799. Manufacturer part number M630171.
This part cross-references / interchanges with the following part numbers:
M901175, 100-4352, M-11012, 072-9243, 11-2790, 130.35012, 355-63011, M52790, NM52790, 0054306501, MC390491, F141799, MC141799
Frequently Asked Questions
What does this brake master cylinder do?
It converts the force from your brake pedal into the hydraulic pressure that operates the braking system. If a failed master cylinder is the cause of a sinking or spongy pedal, this replaces it.
Does it include a reservoir, sensor, or mounting hardware?
No. The reservoir, sensor, and mounting hardware are not included. Transfer or source these separately as directed by the vehicle service procedure.
What vehicles does this fit?
It's a direct-fit replacement for the 1995-1997 Mercedes-Benz S320, 1995 S350, 1995-1997 SL320 and SL500, 1996-1997 E320, and 1997 E420 (all engines). See the Buyer's Guide tab to confirm your vehicle.
What are the key specifications?
It has a 25 mm bore diameter and two outlets: an M10 x 1.0 rearward outlet and an M12 x 1.0 secondary outlet thread, with a 1 mm primary outlet thread pitch.
Is this a new or remanufactured part?
It is 100% new, made entirely of new materials rather than remanufactured, and built to meet rigorous SAE International standards.
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Dorman
Dorman - First Stop Brake Master Cylinder P/N:M630171
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