Installation note

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

Only clean guide bolts; do not grease.

Check threads.

Replace all guide screws which are not in perfect condition.

Tightening torque: 34 11 4AZ .

Fig 1: Identifying Brake Caliper Guide Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Mark any worn brake pads.

Remove brake pads in direction of arrow.

In the event of one-sided brake pad wear, do not change brake pads round.

Observe MINIMUM THICKNESS OF BRAKE PADS .

Clean brake pads.

Do not apply grease to brake lining backplate.

Fig 2: Removing Brake Pads

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Mark any worn brake pads.

Equipment specification, high-speed brake system.

Remove brake pads in direction of arrow.

In the event of one-sided brake pad wear, do not change brake pads round.

Observe MINIMUM THICKNESS OF BRAKE PADS .

Clean brake pads.

Do not apply grease to brake lining backplate.

Fig 3: Removing Brake Pads

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: When forcing piston back:

Pay attention to brake fluid level in expansion tank; brake fluid that spills over will damage paintwork.

Press back brake pads and piston with special tool 34 1 050 .

Check minimum brake disc thickness:

Position special tool 34 1 280 at three measuring points in area (1) and measure.
Compare measuring result and lowest value with SETPOINT VALUE .

Fig 4: Positioning Special Tool (34 1 280) At Three Measuring Points
Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: New brake pads may only be fitted if the brake disc thickness is greater than the MINIMUM BRAKE DISC THICKNESS (MIN TH).

Check dust boot (1) for damage and replace if necessary.

IMPORTANT: Dust boot must not come into contact with brake pad paste as this may cause the dust boot to swell.

Clean contact surface (2) of brake piston and brake pads (3) with brake cleaner and apply a thin coat of BRAKE PAD PASTE .

NOTE: Grease contact surfaces on brake caliper at top and bottom.

Fig 5: Identifying Contact Surface, Brake Pads And Dust Boot

Courtesy of BMW OF NORTH AMERICA, INC.

So as not to damage the surface coating, if possible do not mechanically clean the guide surfaces for the brake pads on the brake caliper mounting bracket. Instead, clean with brake cleaner and apply a thin coating of NEVER SEEZ COMPOUND brake pad paste.

Fig 6: Locating Guide Surfaces For Brake Pads On Brake Caliper Mounting Bracket

Courtesy of BMW OF NORTH AMERICA, INC.

So as not to damage the surface coating, if possible do not mechanically clean pad guides (1). Instead, clean with brake cleaner and apply a thin coating of NEVER SEEZ COMPOUND brake pad paste.

Fig 7: Identifying Pad Guides

Courtesy of BMW OF NORTH AMERICA, INC.