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Change Car Shock Absorbers BMW 4-Series

Change Car Shock Absorbers

Easy 3h00–7h00 ~300–700£
Estimated time 3h00–7h00
Estimated labour cost ~300–700£
Difficulty Easy
Vehicles
4-Series 2013-2020 28
  • 418d Diesel (B47D20A)
  • 418d Diesel (N47D20C)
  • 418i Petrol (B38B15A)
  • 420d Diesel (B47D20A)
  • 420d Diesel (N47D20C)
  • 420d, -xDrive Diesel (B47D20A)
  • 420d, -xDrive Diesel (N47D20C)
  • 420d, -xDrive M Performance Diesel (B47D20A)
  • 420d, -xDrive M Performance Diesel (N47D20C)
  • 420i, -xDrive Petrol (B48B20A)
  • 420i, -xDrive Petrol (N20B20A)
  • 420i, -xDrive Petrol (N20B20B)
  • 425d Diesel (B47D20B)
  • 425d Diesel (N47D20D)
  • 425d Diesel (N47D20D)
  • 428i, -xDrive Petrol (N20B20A)
  • 430d, -xDrive Diesel (N57D30A)
  • 430d, -xDrive M Performance Diesel (N57D30A)
  • 430i, -xDrive Petrol (B48B20B)
  • 435d, -xDrive Diesel (N57D30B)
  • 435i, -xDrive M Performance Petrol (N55B30A)
  • 435i, -xDrive Petrol (N55B30A)
  • 440i, -xDrive M Performance Petrol (B58B30A)
  • 440i, -xDrive Petrol (B58B30A)
  • M4 CS Petrol (S55B30A)
  • M4 GTS Petrol (S55B30A)
  • M4 Petrol (S55B30A)
  • M4 Petrol (S55B30A)
4-Series 2020-2025 2
  • 420i Petrol (B48B16A)
  • 420i, xDrive Petrol (B48B20A)
Renew both front shock absorbers 4h00–7h00
Renew both rear shock absorbers 1h30–2h00
Renew both rear shock absorbers Standard suspension 1h30–2h00
Renew both rear shock absorbers Suspension with adaptive damping system 2h00
Renew both front shock absorbers Rear-wheel drive 3h00

What is the function of BMW 4-Series shock absorbers?

The shock absorber controls the relative movement between the wheel and the vehicle body. This control is essential for good road holding, preventing loss of grip between the tyres and the road surface, and ensuring passenger comfort.

When should you change the BMW 4-Series shock absorbers?

Shock absorber wear is gradual. Warning symptoms include: vehicle sensitive to crosswinds, increased braking distance, difficulty maintaining trajectory in curves, vehicle bouncing excessively over bumps, uneven tyre wear. Replace between 80,000 and 150,000 km. Always replace in pairs.

Is it difficult to change BMW 4-Series shock absorbers?

Difficulty level 2/5: technically easy but requires specific tools (spring compressors for McPherson struts, torque wrench). A wheel alignment is recommended after the work.

2 models covered

Model Year Range Engines covered Fuel
4-Series 2013-2020 2013-2020 418d Diesel (B47D20A), 418d Diesel (N47D20C), 418i Petrol (B38B15A), 420d Diesel (B47D20A), 420d Diesel (N47D20C), 420d, -xDrive Diesel (B47D20A), 420d, -xDrive Diesel (N47D20C), 420d, -xDrive M Performance Diesel (B47D20A), 420d, -xDrive M Performance Diesel (N47D20C), 420i, -x… Diesel, Petrol
4-Series 2020-2025 2020-2025 420d mHev, -xDrive 48V (MHEV),Diesel (B47D20B+JA1), 420d mHev, -xDrive 48V (MHEV),Diesel (B47D20B+JA1), 420i Petrol (B48B16A), 420i, xDrive Petrol (B48B20A), 430d mHev, xDrive 48V (MHEV),Diesel (B57D30B+JA1), 430i, -xDrive Petrol (B48B20B), M4 Competition, -xDrive Petrol (S58B30… 48V (MHEV), Diesel, Petrol