There is an important part in the car named clutch slave cylinder. The clutch slave cylinder is connected to the clutch master cylinder by hoses. When the clutch pedal is depressed, the brake fluid goes from the clutch master cylinder to the slave cylinder, generating a pressure to move the clutch. Whenever the clutch master cylinder is replaced, the clutch slave cylinder should be changed also. The location of the clutch slave cylinder is inside the transmission. Here are some symptoms showing the clutch slave cylinder is failing in your car: if the clutch pedal goes all the way to the floor; if you find brake fluid leaking around the clutch pedal; if you cannot change the gear, you need to replace the clutch slave cylinder immediately, and we are glad to offer you all BMW genuine OEM clutch slave cylinder with a discounted price.