"/8"-Coup?s, types 250 C - 280 CE (series 114)
Mercedes-Benz type 280 CE
Type 280 CE 
Name 280 CE 
Name Mercedes-Benz type 280 CE 
Short name 280 CE 
Model W 114 E 28 
Production 04.71/05.72 - 08.73 
Number produced altogether 11.518 (until 07.76) 
Comments concerning the production period begin of production - pre-production batch / main production - end of production 
Prices 05.72: 22.977,00 DM 03.73: 24.087,00 DM 
Wheelbase 2750 mm 
Track rear/front 1448/1440 mm 
Length 4680 mm 
Width 1790 mm 
Height 1395 mm 
Smallest turning circle 10,98 m; with power steering 11,08 m 
Chassis weight
Max. total weight 1975 kg 
Max. front axle weight 955 kg 
Max. rear axle weight 1020 kg 
Max. load 520 kg 
Max. trailer weight braked 1200 kg 
Max. trailer weight unbraked 750 kg 
Weight empty 1455 kg 
According to guideline DIN 70020 (with fuel, spare wheel and tool equipment) 
Operating method four-stroke Otto (with manifold-injection) 
Configuration front, parallel; upright 
Type M 110 E 28 / 110.981 
No. of cylinder/configuration 6 / in line 
Bore x stroke 86,0 x 78,8 mm 
Total displacement 2746 ccm (tax classification: 2717 ccm) 
Compression ratio 9,0 
Crankshaft bearing
Output 185 hp / 136 kW at 6000 /min 
Maximum torque 24,3 mkg at 4500 /min 
No. of valves/configuration 1 intake, 1 exhaust / V-shaped overhead 
Valve operation 2 top camshafts 
Camshaft drive duplex roller-type chain 
Mixture formation manifold-injection, electronically controlled (Bosch D-Jetronic) 
Cooling water cooling / pump; 9,7 l water 
Lubrication pressure circulation lubrication / 6 l oil 
Electric system 12 V 
Battery 55 Ah / in the engine compartment 
Dynamo three-phase AC / 770 W 
Starter motor electrical / 1,4 PS 
Ignition transistor ignition 
Fuel tank under rear floor / 78 l 
Fuel supply electric supply pump 
Driven whells rear wheels 
Power transmission divided cardan shaft 
Frame desing self-supporting all-steel body 
Wheel suspension front double wishbone 
Wheel suspension rear diagonal-swing axle, on demand with hydropneumatic level control 
Suspension front coil springs, suppl. rubber suspension, torsion bar type stabilizer 
Suspension rear coil springs, suppl. rubber suspension, torsion bar type stabilizer 
Damper hydraulic telescopic damper 
Steering rec.-ball steering; on demand ball-and-nut power steering 
Steering transm ratio 22,7:1 / 4,6 steering wheel turns; w/ power steering: 15,66:1 / 3 swt. 
Breaking system braking system 
Breaking system hydraulic dual-circuit braking system with vacuum-operated brake servo unit, effective on front- and rear wheels ; disc brakes front and rear 
Parking breake parking brake 
Parking breake mechanical (foot-operated), effective on rear wheels 
Diamatre brake discs front / rear: 278 / 279 mm 
Wheels sheet steel-disc wheels, on demand light-alloy disc wheels 
Wheels rims drop centre rim 6 J x 14 H 2 
Tyres 185 HR 14 

Skrzynie biegów tego modelu (gearbox and performance):

"/8"-Coup?s, types 250 C - 280 CE (series 114)
Mercedes-Benz type 280 CE
Gearbox 4-speed gear shift 
Availability Series 
Shifting steering wheel or feed control 
Clutch Single-plate dry clutch 
Type of gearbox Pinion change gear 
Synchromesh gears I - IV 
Gear transmission I. 3,90; II. 2,30; III. 1,41; IV. 1,0; R. 3,66 
Differential ratio 3,69 
Maximum speed 200 km/h 
Accelerations 9,9 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 12,5 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 % 
"/8"-Coup?s, types 250 C - 280 CE (series 114)
Mercedes-Benz type 280 CE
Gearbox 5-speed gear shift 
Availability by request 
Shifting Feed control 
Clutch Single-plate dry clutch 
Type of gearbox Pinion change gear 
Synchromesh gears I - V 
Gear transmission I. 3,96; II. 2,34; III. 1,43; IV. 1,0; V. 0,87; R. 3,72 
Differential ratio 3,92 
Maximum speed 200 km/h 
Accelerations 9,9 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 12,5 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 % 
"/8"-Coup?s, types 250 C - 280 CE (series 114)
Mercedes-Benz type 280 CE
Gearbox 4-speed autom. gear shift 
Availability by request 
Shifting Switch lever at steering wheel or in car center 
Clutch hydr. clutch in autom. gear 
Type of gearbox Planet gear 
Synchromesh gears  
Gear transmission I. 3,98; II. 2,39; III. 1,46; IV. 1,0; R. 5,47 
Differential ratio 3,69 
Maximum speed 195 km/h 
Accelerations 10,8 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 12,5 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 %