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Genuine BMW Z3 Brake Master Cylinder
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3 Brake Master Cylinders found
BMW Z3 Brake Master Cylinder
Part Number: 34311163711$815.76 MSRP: $1194.00You Save: $378.24 (32%)Ships in 1-3 Business Days
BMW Z3 Brake Master Cylinder
The BMW Z3 Brake Master Cylinder is the heart of the roadster's hydraulic braking system. It converts the force of the brake pedal to the force that holds pads or shoes clamped onto moving wheels. Housed in cast iron or aluminum and located in the Z3 engine bay, it is usually fixed ahead of the vacuum booster. The Brake Master Cylinder contains twin pistons, springs, and seals that slide inside a polished bore, forming two independent pressure circuits. In case one fails, the car can still stop. A plastic or nylon reservoir rests on top of the Brake Master Cylinder, with its feed to ports that open as piston cups flex so that no air enters the lines. Across BMW production years, the basic layout of the Brake Master Cylinder remained the same, but some Z3 models have an integral reservoir with a single bail cap, while others have an external tank with threaded caps. The main difference is ease of service on the latter. This allows all Z3 variants to have the same pedal feel across all BMW sports models while making it easier for BMW owners to source parts. Corrosion from moisture or tired seals can allow fluid to flow past inside the Brake Master Cylinder, creating a sinking pedal that signals immediate attention.
If you are looking for OEM BMW Z3 Brake Master Cylinder, we highly recommend to shop with us. Not only do we offer budget friendly prices, but we also provide fast delivery. In addition, we have a hassle-free return policy on all genuine BMW Z3 Brake Master Cylinder that come backed by the manufacturer's warranty.
BMW Z3 Brake Master Cylinder Parts Questions & Experts Answers
- Q: How to remove and install the Brake Master Cylinder on the BMW Z3?A:When replacing the brake master cylinder use a line wrench to unscrew or screw the brake line flare nut to serve the purpose of installing or removing the brake master cylinder. If ASC+T is fitted in the car, then there is BMW Service Tester for proper system bleeding and because of certain safety and liability issues this job is better left with the BMW dealer. First, begin by draining brake fluid from the reservoir and also remove the clutch hose if it's accessible, using a small flat blade pry tool to pull the pipe clamp free. Thoroughly flush and clear all brake line connections, then unbolt the reservoir-to-brake master cylinder mounting bolt on the right side of the brake master cylinder and unplug the reservoir, using a trim panel puller if required. For the E36 models, turn the engine off, and remove the connectors to the harness for easier access. Next shut off the brake master cylinder and disconnect the line connections using a line or flare wrench and put the connections plugs if available. Subsequently, it can be necessary to unscrew the mounting nuts and extract the brake master cylinder out of the booster, and in this process do not lose the O-ring. For installation, examine the O-ring placement at the mounting flange and clean these two surfaces, then fit the brake master cylinder tighten the nut to 14.5 ft. lbs. or 20 Nm. Torque the brake lines to 10 ft lbs and reconnect the harness connectors for E36 models. Wash the reservoir with brake cleaner or isopropyl alcohol and lubricate the spigots and O-rings with clean brake fluid, and put the reservoir back in. If needed replace the clutch hose using a new clamp, add fresh approved brake fluid to the reservoir and bleed in the same procedure as used above.
