Types 250 S - 300 SEL 6.3 (series 108, 109)
Mercedes-Benz type 280 S
Type 280 S 
Name 280 S 
Name Mercedes-Benz type 280 S 
Short name 280 S 
Model W 108 V 28 
Production 11.67/01.68 - 09.72 
Number produced 93.666 
Comments concerning the production period begin of production - pre-production batch / main production - end of production 
Prices 01.68: 16.995,00 DM 07.68: 17.149,50 DM 11.69: 18.037,50 DM 08.70: 18.814,50 DM 01.71: 19.758,00 DM 01.72: 20.590,50 DM 05.72: 21.223,20 DM 
Wheelbase 2750 mm 
Track rear/front 1482/1485 mm 
Length 4900 mm 
Width 1810 mm 
Height 1440 mm 
Smallest turning circle 11,68 m 
Chassis weight
Max. total weight 1970 kg 
Max. front axle weight 900 kg 
Max. rear axle weight 1070 kg 
Max. load 500 kg 
Max. trailer weight braked 1200 kg 
Max. trailer weight unbraked 750 kg 
Weight empty 1470 kg 
According to guideline DIN 70020 (with fuel, spare wheel and tool equipment) 
Operating method four-stroke Otto 
Configuration front, parallel; upright 
Type M 130 V 28 / 130.920 
No. of cylinder/configuration 6 / in line 
Bore x stroke 86,5 x 78,8 mm 
Total displacement 2778 ccm (tax classification: 2748 ccm) 
Compression ratio 9,0 
Crankshaft bearing 7 
Output 140 hp at 5200 /min 
Maximum torque 22,8 mkg at 3600 /min 
No. of valves/configuration 1 intake, 1 exhaust / overhead 
Valve operation top camshaft 
Camshaft drive duplex roller-type chain 
Mixture formation 2 register-downdraught carburetters Zenith 35/40 INAT with automatic choke 
Cooling water cooling / pump; 10,5 l water 
Lubrication pressure circulation lubrication / 5,5 l oil 
Electric system 12 V 
Battery 55 Ah / in the engine compartment 
Dynamo three-phase AC / 490 W; since 12.70: 770 W 
Starter motor electrical / 1,4 PS 
Ignition battery ignition 
Fuel tank in the rear / 82 l 
Fuel supply diaphragm pump 
Driven whells rear wheels 
Power transmission divided cardan shaft 
Frame desing floor assembly / self-supporting all-steel body 
Wheel suspension front double wishbone 
Wheel suspension rear single-joint swing axle with hydropneumatic compensating spring und level control 
Suspension front coil springs, suppl. rubber suspension, torsion bar type stabilizer 
Suspension rear coil springs, supplementary rubber suspension 
Damper hydraulic telescopic damper 
Steering rec.-ball steering; on demand ball-and-nut power steering 
Steering transm ratio 22,8:1 / 4,1 steering wheel turns; w/ power steering: 17,2:1 / 3,2 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, effective on rear wheels 
Diamatre brake discs front / rear: 273 / 279 mm 
Wheels sheet steel-disc wheels, since 08.70 on demand light-alloy wheels 
Wheels rims drop centre rim 6 J x 14 HB 
Tyres 7,35 or 185 H 14 (6 PR) 

Skrzynie biegów tego modelu (gearbox and performance):

Types 250 S - 300 SEL 6.3 (series 108, 109)
Mercedes-Benz type 280 S
Gearbox 4-speed gear shift 
Availability Series (until 05.69) 
Shifting steering wheel or feed control 
Clutch Single-plate dry clutch 
Type of gearbox Pinion change gear 
Synchromesh gears I - IV 
Gear transmission I. 4,05; II. 2,23; III. 1,40; IV. 1,0; R. 3,58 
Differential ratio 3,92 
Maximum speed 185 km/h 
Accelerations 12,5 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 12,3 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 % 
Types 250 S - 300 SEL 6.3 (series 108, 109)
Mercedes-Benz type 280 S
Gearbox 4-speed gear shift 
Availability Series (from 05.69) 
Shifting steering wheel or feed control 
Clutch Single-plate dry clutch 
Type of gearbox Pinion change gear 
Synchromesh gears I - IV 
Gear transmission I. 3,96; II. 2,34; III. 1,43; IV. 1,0; R. 3,72 
Differential ratio 3,92 
Maximum speed 185 km/h 
Accelerations 12,5 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 12,3 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 % 
Types 250 S - 300 SEL 6.3 (series 108, 109)
Mercedes-Benz type 280 S
Gearbox 5-speed gear shift 
Availability by request (from 05.69) 
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 4,08; later 3,92 
Maximum speed 185 km/h 
Accelerations 12,5 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 12,3 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 % 
Types 250 S - 300 SEL 6.3 (series 108, 109)
Mercedes-Benz type 280 S
Gearbox 4-speed autom. gear shift 
Availability by request (until 05.69) 
Shifting Switch lever at steering wheel or in car center 
Clutch hydr. clutch in the autom. gear 
Type of gearbox Planet gear 
Synchromesh gears  
Gear transmission I. 3,98; II. 2,52; III. 1,58; IV. 1,0; R. 4,15 
Differential ratio 3,92 
Maximum speed 180 km/h 
Accelerations 12,5 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 12,3 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 % 
Types 250 S - 300 SEL 6.3 (series 108, 109)
Mercedes-Benz type 280 S
Gearbox 4-speed autom. gear shift 
Availability by request (from 05.69) 
Shifting Switch lever at steering wheel or in car center 
Clutch hydr. clutch in the 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 3,92; later 3,69 
Maximum speed 180 km/h 
Accelerations 12,5 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 12,3 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 %