Types 250 S - 300 SEL 6.3 (series 108, 109)
Mercedes-Benz type 250 S
Type 250 S 
Name 250 S 
Name Mercedes-Benz type 250 S 
Short name 250 S 
Model W 108 II 
Production 07.65/09.65 - 03.69 
Number produced 74.677 
Comments concerning the production period begin of production - pre-production batch / main production - end of production 
Prices 08.65: 15.300,00 DM 08.66: 15.800,00 DM 01.68: 16.115,00 DM 07.68: 16.261,50 DM 
Wheelbase 2750 mm 
Track rear/front 1482/1485 mm 
Length 4900 mm 
Width 1810 mm 
Height 1440 mm 
Smallest turning circle 11,5 m 
Chassis weight
Max. total weight 1940 kg 
Max. front axle weight 885 kg 
Max. rear axle weight 1055 kg 
Max. load 500 kg 
Max. trailer weight braked 1200 kg 
Max. trailer weight unbraked 750 kg 
Weight empty 1440 kg 
According to guideline DIN 70020 (with fuel, spare wheel and tool equipment) 
Operating method four-stroke Otto 
Configuration front, parallel; upright 
Type M 108 I / 108.920 
No. of cylinder/configuration 6 / in line 
Bore x stroke 82 x 78,8 mm 
Total displacement 2496 ccm (tax classification: 2470 ccm) 
Compression ratio 9,0 
Crankshaft bearing 7 
Output 130 hp at 5400 /min 
Maximum torque 19,8 mkg at 4000 /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 
Cooling water cooling / pump; 11,4 l water 
Lubrication pressure circulation lubrication / 5,5 l oil 
Electric system 12 V 
Battery 44 Ah / in the engine compartment 
Dynamo three-phase AC / 490 W 
Starter motor electrical / 0,8 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, torsion bar type stabilizer 
Suspension rear coil springs 
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 
Wheels rims drop centre rim 6 J x 14 HB 
Tyres 7,35 H 14 or 185 H 14 

Skrzynie biegów tego modelu (gearbox and performance):

Types 250 S - 300 SEL 6.3 (series 108, 109)
Mercedes-Benz type 250 S
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. 4,05; II. 2,23; III. 1,40; IV. 1,0; R. 3,58 
Differential ratio 3,92 
Maximum speed 180 km/h 
Accelerations 12,8 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 11,7 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 250 S
Gearbox 4-speed autom. gear shift 
Availability by request 
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 175 km/h 
Accelerations 12,9 s 
Comments Acceleration with shifting through from 0 - 100 km/h; loaded with 2 persons 
Fuel consumption 11,7 l 
acc. to guideline DIN 70030, ascertained at 3/4 of max. speed, maximal 110 km/h, unter Zuschlag von 10 %