2021 BMW 4 Convertible Parts & Accessories
Browse OEM and aftermarket parts that fit your 2021 BMW 4 Convertible.
2021 BMW 4 Convertible parts categories
Our catalog lists 11,005 parts for the 2021 BMW 4 Convertible, sorted into 31 categories. This car comes in 14 versions: 2.0L–3.0L petrol and petrol/electric and diesel/electro engines from 163 to 510 hp, convertible body, rear-wheel drive and all-wheel drive.
The largest categories are Engine (2,485), Maintenance Service Parts (1,816) and Braking System (1,560). Every part below is matched to the 2021 BMW 4 Convertible by vehicle ID, so the fitment shown on each card applies to this car specifically.
2021 BMW 4 Convertible modifications · 14
420 i
2020–- Engine
- 2.0L
- Power
- 184 hp
- Code
- B46 B20 B
- Fuel
- Petrol
- Body
- Convertible
- Drive
- Rear-Wheel Drive
- Type
- Petrol Engine
430 i
2020–- Engine
- 2.0L
- Power
- 258 hp
- Code
- B46 B20 B
- Fuel
- Petrol
- Body
- Convertible
- Drive
- Rear-Wheel Drive
- Type
- Petrol Engine
M 440 i Mild-Hybrid xDrive
2020–- Engine
- 3.0L
- Power
- 387 hp
- Code
- B58 B30 B
- Fuel
- Petrol/Electric
- Body
- Convertible
- Drive
- All-wheel Drive
- Type
- Mild Hybrid
420 d Mild-Hybrid
2020–- Engine
- 2.0L
- Power
- 190 hp
- Code
- B47 D20 B
- Fuel
- Diesel/Electro
- Body
- Convertible
- Drive
- Rear-Wheel Drive
- Type
- Mild Hybrid
M 440 i Mild-Hybrid
2020–- Engine
- 3.0L
- Power
- 387 hp
- Code
- B58 B30 B
- Fuel
- Petrol/Electric
- Body
- Convertible
- Drive
- Rear-Wheel Drive
- Type
- Mild Hybrid
430 d Mild-Hybrid
2021–- Engine
- 3.0L
- Power
- 286 hp
- Code
- B57 D30 B
- Fuel
- Diesel/Electro
- Body
- Convertible
- Drive
- Rear-Wheel Drive
- Type
- Mild Hybrid
M440 d Mild-Hybrid xDrive
2021–- Engine
- 3.0L
- Power
- 340 hp
- Code
- B57 D30 B
- Fuel
- Diesel/Electro
- Body
- Convertible
- Drive
- All-wheel Drive
- Type
- Mild Hybrid
420 d Mild-Hybrid
2020–- Engine
- 2.0L
- Power
- 163 hp
- Code
- B47 D20 B
- Fuel
- Diesel/Electro
- Body
- Convertible
- Drive
- Rear-Wheel Drive
- Type
- Mild Hybrid
M 440 i Mild-Hybrid xDrive
2020–- Engine
- 3.0L
- Power
- 374 hp
- Code
- B58 B30 B
- Fuel
- Petrol/Electric
- Body
- Convertible
- Drive
- All-wheel Drive
- Type
- Mild Hybrid
M4 Competition M xDrive
2021–- Engine
- 3.0L
- Power
- 510 hp
- Code
- S58 B30 A
- Fuel
- Petrol
- Body
- Convertible
- Drive
- All-wheel Drive
- Type
- Petrol Engine
430 i xDrive
2021–- Engine
- 2.0L
- Power
- 258 hp
- Code
- B46 B20 B
- Fuel
- Petrol
- Body
- Convertible
- Drive
- All-wheel Drive
- Type
- Petrol Engine
430 i
2021–- Engine
- 2.0L
- Power
- 245 hp
- Code
- B46 B20 B
- Fuel
- Petrol
- Body
- Convertible
- Drive
- Rear-Wheel Drive
- Type
- Petrol Engine
430 i xDrive
2021–- Engine
- 2.0L
- Power
- 245 hp
- Code
- B48 B20 B
- Fuel
- Petrol
- Body
- Convertible
- Drive
- All-wheel Drive
- Type
- Petrol Engine
M 440 i Mild-Hybrid
2021–- Engine
- 3.0L
- Power
- 374 hp
- Code
- B58 B30 B
- Fuel
- Petrol/Electric
- Body
- Convertible
- Drive
- Rear-Wheel Drive
- Type
- Mild Hybrid