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"Ponton-Mercedes", four-cylinder types (W 120, W 121)
Mercedes-Benz type 180 a chassis with four-door partial body |
| Type |
180 a chassis with four-door partial body |
| Name |
180 a chassis with four-door partial body |
| Name |
Mercedes-Benz type 180 a chassis with four-door partial body |
| Short name |
180 a chassis with four-door partial body |
| Model |
W 120 B II |
| Production |
1957 - 1959 |
| Number produced |
198 chassis with 4- and 2-door partial body, resp. |
| Comments concerning the production period |
|
| Prices |
8.000,00 DM |
| Wheelbase |
2650 mm |
| Track rear/front |
1420/1460 mm |
| Length |
|
| Width |
|
| Height |
|
| Smallest turning circle |
|
| Chassis weight |
| Max. total weight |
for ambulance: 1835 kg; for estate car: 1985 kg |
| Max. front axle weight |
735 kg |
| Max. rear axle weight |
for ambulance: 1100 kg; for estate car: 1250 kg |
| Max. load |
|
| Max. trailer weight braked |
1200 kg |
| Max. trailer weight unbraked |
|
| Weight empty |
990 kg |
| According to guideline |
DIN 70020 (with fuel, spare wheel and tool equipment) |
| Operating method |
four-stroke Otto |
| Configuration |
front, parallel; upright |
| Type |
M 121 B IV / 121.923 |
| No. of cylinder/configuration |
4 / in line |
| Bore x stroke |
85 x 83,6 mm |
| Total displacement |
1897 ccm (tax classification: 1882 ccm) |
| Compression ratio |
6,8 |
| Crankshaft bearing |
3 |
| Output |
65 hp at 4500 /min |
| Maximum torque |
13,0 mkg at 2200 /min |
| No. of valves/configuration |
1 intake, 1 exhaust / overhead |
| Valve operation |
top camshaft |
| Camshaft drive |
duplex roller-type chain |
| Mixture formation |
1 downdraught carburetter Solex 32 PICB |
| Cooling |
water cooling / pump; 9 l water |
| Lubrication |
pressure circulation lubrication / 4 l oil |
| Electric system |
12 V |
| Battery |
56 Ah / in the engine compartment |
| Dynamo |
160 W |
| Starter motor |
electrical / 0,8 PS |
| Ignition |
battery ignition |
| Fuel tank |
in the rear / 56 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 |
| Suspension front |
coil springs, torsion bar stabilizer |
| Suspension rear |
coil springs |
| Damper |
hydraulic telescopic damper |
| Steering |
recirculating-ball steerg. |
| Steering transm ratio |
18,5:1 / 3,5 steering wheel turns |
| Breaking system |
braking system |
| Breaking system |
hydraulic, effective on front- and rear wheels ; drum brakes front and rear |
| Parking breake |
parking brake |
| Parking breake |
mechanical, effective on rear wheels |
| Diamatre |
brake drums front / rear: 230 mm |
| Wheels |
sheet steel-disc wheels |
| Wheels rims |
drop centre rim 4 1/2 K x 13 |
| Tyres |
6,70-13 |