Change Car Front Brake Discs and Pads BMW 7-Series
Change Car Front Brake Discs and Pads
| Estimated time | 1h30 |
|---|---|
| Estimated labour cost | ~150£ |
| Difficulty | Easy |
| Renew both front brake discs | 1h30 |
| Renew both rear brake discs | 1h30–2h00 |
What is the role of brake discs and pads on a BMW 7-Series?
When you press the brake pedal, hydraulic pressure pushes the brake caliper pistons, which press the brake pads against the rotating discs. Through friction, kinetic energy is converted into heat, slowing the vehicle.
When should you change the BMW 7-Series front brake discs?
Brake discs should be measured with a micrometer; if below minimum thickness stamped on the disc, replacement is mandatory. Discs typically last 60,000–80,000 km. Always replace discs in pairs.
Why change discs and pads together on the BMW 7-Series?
It is strongly recommended to change discs and pads together to ensure optimal braking performance. New pads on worn discs will not bed in properly, leading to reduced braking efficiency, noise, and uneven wear.
Is it difficult to change BMW 7-Series front brake discs and pads?
Difficulty level 2/5: technically easy. Key steps: raise the vehicle, remove the wheel, unbolt the caliper and bracket, slide off the old disc, clean the hub face, fit the new disc, refit the bracket and caliper with new pads. Pump the brake pedal before driving.
3 models covered
| Model | Year Range | Engines covered | Fuel |
|---|---|---|---|
| 7-Series 2001-2008 | 2001-2008 | 730d Diesel (M57D30TU), 730d, Ld Diesel (M57D30T2), 730i, Li Petrol (M54B30), 730i, Li, -LPG LPG,Petrol (N52B30A), 735i, Li, -LPG LPG,Petrol (N62B36A), 740d Diesel (M67D39), 740i, Li Petrol (N62B40A), 745d Diesel (M67D44), 745i, Li, -LPG LPG,Petrol (N62B44A), 750i, Li, -LPG LPG,… | Diesel, LPG, Petrol |
| 7-Series 2008-2015 | 2008-2015 | 725d Diesel (N57D30A), 730d Diesel (N57D30A), 730d, -xDrive Diesel (N57D30A), 730d, -xDrive Diesel (N57D30A), 740d, -xDrive Diesel (N57D30B), 740d, -xDrive Diesel (N57D30B), 740i Petrol (N54B30A), 740i Petrol (N55B30A), 750d, -xDrive Diesel (N57D30C), 750i, Li, -xDrive Petrol (N… | Diesel, Petrol |
| 7-Series 2015-2025 | 2015-2025 | 725d Diesel (B47D20B), 725d, Ld Diesel (B47D20B), 730d, Ld, -xDrive Diesel (B57D30A), 730i, Li Petrol (B48B20B), 740d xDrive Diesel (B57D30B), 740e, Le iPerformance Electricity,Petrol (B48B20B+GC1), 740i, Li Petrol (B58B30A), 740i, Li, -xDrive Petrol (B58B30C), 750d, Ld, -xDrive… | Diesel, Electricity, Petrol |