Change Car Front Brake Discs and Pads BMW Z4

Change Car Front Brake Discs and Pads

Easy 1h30 ~150£
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 Z4?

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 Z4 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 Z4?

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 Z4 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.

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3 models covered

Model Year Range Engines covered Fuel
Z4 2003-2009 2003-2009 2.0i Petrol (N46B20B), 2.2i Petrol (M54B22), 2.5i Petrol (M54B25), 2.5i Petrol (N52B25A), 2.5si Petrol (N52B25A), 3.0i Petrol (M54B30), 3.0si, -LPG LPG,Petrol (N52B30A), M Petrol (S54B32) LPG, Petrol
Z4 2009-2016 2009-2016 sDrive 18i Petrol (N20B20A), sDrive 20i Petrol (N20B20A), sDrive 20i Petrol (N20B20A), sDrive 23i Petrol (N52B25A), sDrive 28i Petrol (N20B20A), sDrive 30i Petrol (N52B30A), sDrive 35i Petrol (N54B30A), sDrive 35is Petrol (N54B30A) Petrol
Z4 2019-2025 2019-2025 M40i Petrol (B58B30C), sDrive 20i Petrol (B48B20B), sDrive 30i Petrol (B48B20B) Petrol

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View the service schedule for your Z4 →