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Coups and Convertibles of the series 111 and 112
Mercedes-Benz type 250 SE Cabriolet |
| Type |
250 SE Cabriolet |
| Name |
250 SE Cabriolet |
| Name |
Mercedes-Benz type 250 SE Cabriolet |
| Short name |
250 SE Cabriolet |
| Model |
W 111 / III A |
| Production |
08.65/09.65 - 12.67 |
| Number produced |
954 |
| Comments concerning the production period |
begin of production - pre-production batch / main production - end of production |
| Prices |
08.65: 26.350,00 DM
08.66: 26.950,00 DM |
| Wheelbase |
2750 mm |
| Track rear/front |
1482/1485 mm |
| Length |
4880 mm |
| Width |
1845 mm |
| Height |
1435 mm |
| Smallest turning circle |
11,8 m |
| Chassis weight |
| Max. total weight |
2045 kg |
| Max. front axle weight |
935 kg |
| Max. rear axle weight |
1110 kg |
| Max. load |
470 kg |
| Max. trailer weight braked |
1200 kg |
| Max. trailer weight unbraked |
750 kg |
| Weight empty |
1575 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 129 I / 129.980 |
| 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 |
9,3; since 09.66: 9,5 |
| Crankshaft bearing |
7 |
| Output |
150 hp at 5500 /min |
| Maximum torque |
22,0 mkg at 4200 /min |
| No. of valves/configuration |
1 intake, 1 exhaust / overhead |
| Valve operation |
top camshaft |
| Camshaft drive |
duplex roller-type chain |
| Mixture formation |
manifold-injection, mechanically controlled;~Bosch 6-plunger-type injection pump |
| Cooling |
water cooling / pump; 11,4 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 |
| Starter motor |
electrical / 0,8 PS |
| Ignition |
battery ignition |
| Fuel tank |
in the rear / 82 l |
| Fuel supply |
electric supply 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 stabilizer |
| Suspension rear |
coil springs |
| Damper |
hydraulic telescopic damper |
| Steering |
recirculating-ball steerg.; on demand recirculating-ball power steerg. |
| 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 |
7,75 H 14 od. 195 H 14 |
Skrzynie biegów tego modelu (gearbox and performance):
Coups and Convertibles of the series 111 and 112
Mercedes-Benz type 250 SE Cabriolet |
| Gearbox |
4-speed gear shift |
| Availability |
Series |
| Shifting |
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 |
190 km/h |
| Accelerations |
11,8 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 % |
Coups and Convertibles of the series 111 and 112
Mercedes-Benz type 250 SE Cabriolet |
| 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 |
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| Gear transmission |
I. 3,98; II. 2,52; III. 1,58; IV. 1,0; R. 4,15 |
| Differential ratio |
3,92 |
| Maximum speed |
185 km/h |
| Accelerations |
12 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 % |
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