Powertrain families
N20/B48 petrol I4 · N47/B47 diesel I4 · N55/B58 petrol I6 · N57/B57 diesel I6
4 Series (F32/F33/F36) — Coupe
2013–2021
Editorially reviewedReviewed 2026-08-10; market and model-year scope is stated in the record sources.
- Internal code
- F32
- Production
- 2013–2021
- Body style
- 2-door coupe
- Platform
- longitudinal layout · rear- or all-wheel drive
Body variants
4 Series → F32/F33/F36 → Coupe
4 Series F32/F33/F36: history, design and engineering
How this generation came about, what made it different and how the selected coupe fits into the family.
F32/F33/F36 established the 4 Series as the separately named two-door and fastback branch of the contemporary 3 Series family. F32 is the fixed-roof coupe, F33 the convertible with a three-piece retractable hardtop, and F36 the five-door Gran Coupe liftback; their shared badge must not hide the different roof structures, doors and luggage packaging.
BMW presented the F32 coupe in June 2013, followed by the F33 convertible in October 2013 and the F36 Gran Coupe in early 2014. The initial range combined four- and six-cylinder petrol and diesel engines, rear-wheel drive and selected xDrive derivatives, but exact availability and transmission pairings changed by body, market and model year.
A coordinated lifecycle update arrived for the three regular bodies in 2017, bringing revised lighting, chassis tuning, equipment and an already-renamed engine range. F82/F83 M4 models share the broad industrial family but remain separate BMW M generations; they must not be folded into ordinary F32/F33 specifications or production totals.
2013–2021generation lifecycle
3body branches
4engine/drive families
11range designations
F32/F33/F36factory code
longitudinal layout · rear- or all-wheel drivearchitecture
Coupe: dimensions and packaging
Dimensions can change with body, market and model year, so this page keeps them tied to the exact factory branch.
Length4,638 mm
Width1,825 mm
Height1,377 mm
Wheelbase2,810 mm
Luggage445 L
Fuel tank57–60 L
Seats4
Doors2-door coupe
| Body | Code | Production | Doors / seats | Length | Luggage |
|---|---|---|---|---|---|
| Coupe | F32 | 2013–2021 | 2-door coupe / 4 | 4,638 mm | 445 L |
| Cabriolet | F33 | 2013–2021 | 2-door convertible / 4 | 4,638 mm | 220–370 L |
| Gran Coupe | F36 | 2013–2021 | 4-door fastback / 5 | 4,640 mm | 480–1,300 L |
Engines and powertrains
The generation could span very different engines and drivetrains. The table keeps output, gearbox, market and production period together.
Factory modification matrix
Documented coupe applications; output and availability remain market- and model-year-specific.
| Model | Years | Engine | Output | Transmission | Drive | Market | Source |
|---|---|---|---|---|---|---|---|
| 418i | 2016–2020 | B38B15 turbo inline-three | 136 PS | 6MT / 8AT | RWD | Europe | The new BMW 4 Series |
| 420i | 2013–2020 | N20B20 / B48B20 turbo inline-four | 184 PS | 6MT / 8AT | RWD / xDrive | Global range | The new BMW 4 Series Coupé |
| 428i | 2013–2016 | N20B20 turbo inline-four | 245 PS / 240 hp US | 6MT / 8AT | RWD / xDrive | Global range | The new BMW 4 Series Convertible |
| 430i | 2016–2020 | B48B20 turbo inline-four | 252 PS / 248 hp US | 6MT / 8AT | RWD / xDrive | Global range | The new BMW 4 Series |
| 435i | 2013–2016 | N55B30 turbo inline-six | 306 PS | 6MT / 8AT | RWD / xDrive | Global range | The new BMW 4 Series Coupé |
| 440i | 2016–2020 | B58B30 turbo inline-six | 326 PS | 6MT / 8AT | RWD / xDrive | Global range | The new BMW 4 Series |
| 418d | 2014–2020 | N47D20 / B47D20 diesel inline-four | 143–150 PS | 6MT / 8AT | RWD | Europe | The new BMW 4 Series |
| 420d | 2013–2020 | N47D20 / B47D20 diesel inline-four | 184–190 PS | 6MT / 8AT | RWD / xDrive | Europe | The new BMW 4 Series |
| 425d | 2014–2020 | N47D20 / B47D20 twin-turbo diesel | 218–224 PS | 8AT | RWD | Europe | The new BMW 4 Series |
| 430d | 2013–2020 | N57D30 / B57D30 diesel inline-six | 258 PS | 8AT | RWD / xDrive | Europe | The new BMW 4 Series |
| 435d xDrive | 2013–2020 | N57D30 twin-turbo diesel inline-six | 313 PS | 8AT | AWD | Europe | The new BMW 4 Series |
Factory designations
418i · 420i · 428i · 430i · 435i · 440i · 418d · 420d · 425d · 430d · 435d xDrive
Petrol engines
Inline and V engines are grouped by engine family, displacement, induction system and emissions specification.
Diesel derivatives
Where diesels were offered, output, injection generation and emissions hardware are recorded market by market.
Electrification
Mild- and plug-in hybrids are separate derivatives; combustion-engine output must not be substituted for total system output.
How power reaches the road
Gearboxes, driven wheels and final-drive hardware changed with engine, market and production date.
Transmissions
Gearbox type and unit code follow engine, market and production date. Gear count alone does not identify the transmission.
Driven wheels
Catalog architecture: longitudinal layout · rear- or all-wheel drive. All-wheel-drive availability and hardware remain derivative-specific.
Final drive
Ratio, differential type and electronic control belong to the exact derivative and can differ on performance models.
What changed underneath
Suspension, brakes, safety systems and electronics evolved across the range, even when cars shared the same basic architecture.
Body-branch dimensions
- F32: 4,638 mm × 1,825 mm × 1,377 mm
- F33: 4,638 mm × 1,825 mm × 1,384 mm
- F36: 4,640 mm × 1,825 mm × 1,389 mm
Body & suspension
- Mounting points and geometry follow the body branch
- Springs and dampers follow axle load and chassis package
- Wheels and permitted loads follow the factory label
Brakes & steering
- Brake size follows engine and equipment
- Assistance type and steering ratio can change
- ABS/DSC generation follows model year
Passive safety
- Airbag count varies by market and year
- SRS parts are VIN-specific
- Structural repairs require factory procedures
Electronics
- Vehicle-bus generations changed during production
- Control-unit software levels must remain compatible
- Retrofits are recorded separately from factory equipment
How the generation evolved
The important launches, additions and updates did not always happen at the same time for every body or market.
4 Series coupe revealed
BMW introduced F32 and made the 4 Series a distinct product line above the former 3 Series coupe position.
F33 convertible
The second body retained a three-piece retractable hardtop and received body-specific reinforcement and packaging.
F36 Gran Coupe
The longer-roof five-door liftback added rear doors and a large tailgate without becoming a sedan body.
Lifecycle update
Coupe, convertible and Gran Coupe were revised together, with dated changes to lighting, suspension and equipment.
Staggered succession
The three F-generation bodies did not leave production on one common date as G22, G23 and G26 arrived in sequence.
The versions that stood apart
Performance models, option packages and regional editions may look related, but their engineering and production identity can be very different.
Coupe
F324 Series F32 is a distinct F32/F33/F36 body branch. A lower-roof two-door body with longer doors and a more overtly sporting brief than the corresponding sedan. Engines/drive: N20/B48 petrol I4, N47/B47 diesel I4, N55/B58 petrol I6, N57/B57 diesel I6.
Cabriolet
F334 Series F33 is a distinct F32/F33/F36 body branch. An open body with a folding roof and generation-specific structural reinforcement, seating and luggage packaging. Engines/drive: N20/B48 petrol I4, N47/B47 diesel I4, N55/B58 petrol I6, N57/B57 diesel I6.
Gran Coupe
F364 Series F36 is a distinct F32/F33/F36 body branch. A four-door fastback combining a coupe-like roofline with easier rear access and a large tailgate or sedan-style luggage opening. Engines/drive: N20/B48 petrol I4, N47/B47 diesel I4, N55/B58 petrol I6, N57/B57 diesel I6.
Inside the car
Cabin technology and standard equipment changed by country and year; a build sheet remains the best guide to one individual car.
Cabin & comfort
- Trim and seats follow option codes
- Climate systems vary by market
- Audio and navigation changed by model year
Lighting & assistance
- Lamp technology and modules follow production date
- Driver assistance cannot be inferred from buttons alone
- Regional rules affect lighting and warnings
What to check today
A practical starting point for inspecting and maintaining a car from this generation — not a diagnosis of an individual example.
Identify first
- Match VIN on body and documents
- Obtain the factory option list
- Confirm market and production date
Inspect the structure
- Check repairs and corrosion
- Assess suspension, brakes and tyres
- Compare fitted parts with factory specification
Mechanical history
- Read faults with compatible diagnostics
- Verify engine and transmission maintenance
- Separate invoices from unsupported verbal history
| Item | Interval / trigger | Catalog note |
|---|---|---|
| Engine oil & filter | CBS/factory schedule; time and mileage for historic cars | Oil approval follows the exact engine and market. |
| Brake fluid | Time-based factory schedule | ABS/DSC-compatible bleeding procedure is required after hydraulic work. |
| Coolant | Factory schedule and condition | Fluid specification and bleeding method are generation-specific. |
| Transmission & final drives | Unit type and operating conditions | Use the exact approved fluid; no one interval fits every derivative. |
How to identify the exact car
The badge and registration year tell only part of the story; production date, body code, engine and factory options complete it.
- Factory body codes
- F32 — Coupe; F33 — Cabriolet; F36 — Gran Coupe
- Range designations
- 418i, 420i, 428i, 430i, 435i, 440i, 418d, 420d, 425d, 430d, 435d xDrive
- Powertrain families
- N20/B48 petrol I4, N47/B47 diesel I4, N55/B58 petrol I6, N57/B57 diesel I6
- VIN
- Identifies model, plant and production branch and keys the parts catalog and factory equipment record.
- Production date
- More useful than first-registration year when choosing parts and locating technical revisions.
- Type code
- Refines engine, body, market and transmission combination.
- Option codes
- Confirm factory equipment; later retrofits are recorded separately.
- Unit number
- Supports engine or gearbox originality checks and component applicability.
Where the information comes from
The story is mapped through English Wikipedia and its bibliography, then important dates and technical claims are checked against BMW material.
- 01BMW 4 Series (F32)Wikipedia contributors
Secondary body-code, production, engine and lifecycle overview for F32/F33/F36.
- 02The new BMW 4 Series CoupeBMW Group PressClub
Factory launch context, initial derivatives, dimensions and product-line positioning for F32.
- 03The new BMW 4 Series ConvertibleBMW Group PressClub
Factory documentation of the F33 retractable-hardtop body, reinforcement and launch range.
- 04The new BMW 4 SeriesBMW Group PressClub
Factory scope for the 2017 update across coupe, convertible and Gran Coupe.
Notes and limitations
- Research revision dated 2026-08-10: English Wikipedia was used as a subject and bibliography map; key claims were checked against the listed primary BMW Group material.
- The three regular bodies have staggered start and end dates; 2013–2021 is a generation envelope, not the production period of every body.
- F82/F83 M4 and Alpina derivatives require separate records and must not inflate the regular 4 Series model matrix.
- Tree years describe the worldwide generation lifecycle; individual market dates may be narrower.
- Exact dimensions, power, weight and emissions belong at body, engine, market and model-year level.
- Known-issue guidance is editorial context and never replaces inspection of the individual vehicle.
4 primary references · market differences documentedPhotography: Charles from Port Chester, New York, CC BY 2.0 · Wikimedia Commons. Rights checked 2026-08-06; wikimedia commons 1,800 px derivative downloaded; local 640 px and 1,280 px avif versions created without cropping.Updated 6 August 2026