W123 Data - Type overview - 280E

280E / W 123 E 28

Driving performance and consumption
Top Speed:	200 km/h (Manual transmission) 195 /km/h (Automatic)
Acceleration:	9,9 s (Manual transmission) 10,8 s (Automatic)
Fuel Consumption:	9,5 / 12,1 / 18,3 l (4-speed manual transmission) 10,8 / 13,0 / 17,1 l (until 9/81) (Automatic))

Dimensions and Weights
Wheelbase:	2795 mm
Track front / rear:	1488 / 1446 mm
Length:	4725 mm
Width:	1786 mm
Height:	1438 mm
Smallest turning circle:	11,29 m
Unladen weight (car weight):	1475 kg
Permitted total weight:	1995 kg
Permitted axle load in front:	965 kg
Permitted axle load in rear:	1030 kg
Payload:	520 kg
Permissible trailer load (braked):	1200 kg; from 1980: 1500 kg
Permissible trailer load (unbraked):	750 kg

Engine data
Working method:	Four-stroke Otto (with intake manifold injection)
Positioning of the engine:	front, longitudinal; standing
Engine type / model:	M 110 E 28 / 110.984
Number and arrangement of cylinders:	6 / in-line
Bore and stroke:	86,0 x 78,8 mm
Total cubic capacity:	2746 ccm (according to the tax formula 2717 ccm)
Compression ratio:	8,7; from 04.1978: 9,
Crankshaft bearings:	7
Output / at:	177 hp / 130 kW at 6000 /min; from 04.1978: 185 hp / 136 kW at 5800 /min
Torgue / at:	234 Nm at 4500 /min; from 04.1978: 240 Nm at 4500 /min
Number of valves / arrangement per cylinder:	1 Inlet, 1 Outlet / V-type overhead
Valve control:	dual overhead camshaft
Camshaft drive:	Duplex roller chain
Carburation:	Intake manifold injection, mechanically controlled (Bosch K-Jetronic)
Cooling system:	Water cooling / Pump; 10 l Water
Lubrication:	pressure circulation lubrication /
Electrical system:	12 V
Battery:	55 Ah / in the engine compartment
Generator:	three-phase current / 770 W
Starter motor:	electrical / 1,5 kW
Ignition:	Transistorized igni
Fuel tank - arrangement and capacity:	above the rear axle / 80 l
Fuel transportation:	Electric feed pump

Chassis / Steering / Brakes / Power transmission
Vehicle frame construction:	self-supporting all-steel body
Wheel suspension, front:	Double-wishbone front axle with Torsion bar stabilizer
Wheel suspension, rear:	Diagonal swing axle, on request with hydropneumatic level control
Suspension, front:	coil springs, rubber auxiliary springs, torsion bar stabilizer
Suspension, rear:	coil springs, rubber auxiliary springs, torsion bar stabilizer
Shock absorbers front/rear:	hydraulic telescopic shock absorbers
Steering system:	recirculating ball power steering
Steering ratio:	14,20:1 / 2,7 steering wheel turns; from 1977: 16,55:1 / 3,2 L.
Braking system (foot brake):	hydraulic two-circuit braking system with vacuum brake power booster, from 08.1980 on request with anti-lock braking system; disc brakes front and rear
Parking brake (Handbrake):	mechanical (foot-operated), acting on rear wheels
ø of the brake discs or brake drums front/rear:	brake discs front / rear: 278 / 279 mm
Wheels:	sheet steel disc wheels, by request alloy disc wheels
Rims:	6 J x 14 H 2
Tyres:	195/70 HR 14 89 H
Driven wheels:	rear wheels
Power transmission:	split cardan-shaft
Final drive ratio:	3,54; from 11/77: 3,58

Selling price without extras (incl. VAT)
Date of the price list and selling price:
01.1976: DM 26.895,30
02.1977: DM 28.116,30
01.1978: DM 28.369,60
04.1978: DM 29.422,40
12.1978: DM 30.016,00
05.1979: DM 30.212,00
01.07.1979: DM 30.481,75
16.07.1979: DM 31.075,00
03.1980: DM 32.295,40
08.1980: DM 32.905,60
07.1981: DM 33.900,00
09.1981: DM 34.193,80
01.1982: DM 35.131,70
07.1982: DM 36.374,70
07.1983: DM 36.696,60
08.1983: DM 37.882,20
01.1984: DM 38.760,00
09.1984: DM 39.900,00