BMW 7 Series Sedan (E23, facelift 1983)
728i (184 Hp) Automatic
1983 – 1986 · Petrol · Rear-wheel drive · 4-speed automatic
- Power
- 184 Hp
- 0–100 km/h
- 11.4 s
- Top speed
- 195 km/h121 mph
- Combined
- 10.7 l/100 km22.0 mpg
General information
- Brand
- BMW
- Model
- 7 Series
- Generation
- 7 Series Sedan (E23, facelift 1983)
- Modification (Engine)
- 728i (184 Hp) Automatic
- Start of production
- 1983
- End of production
- 1986
- Powertrain architecture
- Internal combustion engine
- Body type
- Sedan
- Seats
- 5
- Doors
- 4
Performance specs
- Fuel consumption (urban)
- 14.5 l/100 km16.2 mpg
- Fuel consumption (extra urban)
- 7.8 l/100 km30.2 mpg
- Fuel consumption (combined)
- 10.7 l/100 km22.0 mpg
- Fuel type
- Petrol (Gasoline)
- Acceleration 0 - 100 km/h
- 11.4 s
- Acceleration 0 - 60 mph (calculated)
- 10.8 s
- Acceleration 0 - 200 km/h
- /
- Maximum speed
- 195 km/h121 mph
- Weight-to-power ratio
- 8.1 kg/Hp17.9 lb/Hp
- Weight-to-torque ratio
- 6.2 kg/Nm18.5 lb/lb-ft
Engine specs
- Power
- 184 Hp
- Power at
- 5800 rpm
- Power per litre
- 66
- Torque
- 240 Nm177 lb-ft
- Torque at
- 4200 rpm
- Engine layout
- Front, longitudinal
- Engine model/code
- M30B28
- Engine displacement
- 2788 cm³2788 cm³ (170 cu in)
- Number of cylinders
- 6
- Engine configuration
- Inline
- Cylinder bore
- 86 mm3.4 in
- Piston stroke
- 80 mm3.1 in
- Compression ratio
- 9.3 : 1
- Number of valves per cylinder
- 2
- Fuel injection system
- Multi-port manifold injection
- Engine aspiration
- Naturally aspirated engine
- Engine oil capacity
- 5.75 l1.5 gal
- Coolant
- 12 l3.2 gal
Space, volume and weights
- Kerb weight
- 1490 kg3285 lb
- Max. weight
- 1980 kg4365 lb
- Max load
- 490 kg1080 lb
- Trunk (boot) space - minimum
- 480 l126.8 gal
- Fuel tank capacity
- 100 l26.4 gal
- Max. roof load
- 100 kg220 lb
Dimensions
- Length
- 4860 mm191.3 in
- Width
- 1800 mm70.9 in
- Height
- 1430 mm56.3 in
- Wheelbase
- 2795 mm110.0 in
- Front track
- 1502 mm59.1 in
- Rear (Back) track
- 1524 mm60.0 in
- Drag coefficient (Cd)
- 0.4
- Minimum turning circle
- 11.6 m38.1 ft
Drivetrain, brakes and suspension
- Drive wheel
- Rear-wheel drive
- Number of gears and type of gearbox
- 4 gears, automatic transmission
- Front suspension
- Independent, McPherson type with coil spring and anti-roll bar
- Rear suspension
- Independent coil spring
- Front brakes
- Disc
- Rear brakes
- Drum
- Tires size
- 195/70 HR 14
- Wheel rims size
- 14