Full specs1981 BMW 525i specifications
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2625 mm | 103.3 inches | |
| Track/tread (front) | 1430 mm | 56.3 inches | |
| Track/tread (rear) | 1470 mm | 57.9 inches | |
| Length | 4620 mm | 181.9 inches | |
| Width | 1700 mm | 66.9 inches | |
| Height | 1415 mm | 55.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.76 | ||
| Kerb weight | 1290 kg | 2844 lb | |
| Weight distribution | |||
| fuel tank capacity | 70 litres | 15.4 [18.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | BMW | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 2.5 litre 2495 cc (152.254 cu in) |
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| Bore × Stroke | 86 × 71.6 mm
3.39 × 2.82 in |
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| Bore/stroke ratio | 1.2 | ||
| Valve gear | single overhead camshaft (SOHC)
2 valves per cylinder 12 valves in total |
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| maximum power output (DIN) |
150 PS (148 bhp) (110 kW) at 5500 rpm |
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| maximum torque (DIN) |
215 Nm (159 ft·lb) (21.9 kgm) at 4000 rpm |
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| Specific output (DIN) |
44.2 kW/litre 60.1 ps/litre 59.3 bhp/litre 0.97 bhp/cu in |
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| Specific torque (DIN) |
86.17 Nm/litre
1.04 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9.6:1 | ||
| Fuel system | Bosch L-Jetronic fuel injection | ||
| bmep (brake mean effective pressure) | 1082.9 kPa (157.1 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 7 | ||
| Engine coolant | Water | ||
| Unitary capacity | 415.83 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 9.9 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | 31 s | ||
| Maximum speed | 197 km/h (122 mph) | ||
| Power-to-weight ratio | Higher is better 116.32 PS/tonne (1000 kg) 0.12 PS/kg 85.55 kW/tonne (1000 kg) 0.09 kW/kg 114.73 bhp/tonne (1000 kg) 0.11 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 11.69 kg/kW 19.52 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 8.0/10.0/14.1 l/100km 90 km/h / 120 km/h / urban | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 8.0/10.0/14.1 l/100km 90kmph/120kmph/urban | ||
| km/litre | 12.5/10.0/7.1 km/l 90kmph/120kmph/urban | ||
| UK MPG | 35.3/28.2/20.0 UK MPG 90kmph/120kmph/urban | ||
| US MPG | 29.4/23.5/16.7 US MPG 90kmph/120kmph/urban | ||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | I.MS.CS.LW.LowTrailLi.ARB. | ||
| Rear suspension | I.STA.CS. | ||
| Wheel size front | 5½J x 14 | ||
| Wheel size rear | 5½J x 14 | ||
| Tyres front | 175 HR 14 | ||
| Tyres rear | 175 HR 14 | ||
| Brakes F/R | VeDi/Dr-S | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.45 | ||
| general | |||
| Carfolio.com ID | 285142 | ||
| Production total | |||
| Model code | |||
| Model family | E28 | ||
| RAC rating | 27.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1981 BMW 525i added 2012-10-01. Last modified 2020-02-02. |
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BMW 5 Series - E28 models
4 door sedan/saloon FR 5M 2443 cm3/149.1cuin 86 PS 85 bhp 63 kW 1330 kg
4 door sedan/saloon FR 4A 3430 cm3/209.3cuin 218 PS 215 bhp 160 kW 1519 kg
4 door sedan/saloon FR 3A 2495 cm3/152.3cuin 150 PS 148 bhp 110 kW 1300 kg
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