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| Mercedes-Benz 190D (W121) Technical Specifications | ||
| Specification | Value | |
| Engine | ||
| Number of cylinders | 4 | |
| Bore / Stroke | 3.34 / 3.29 ins. | |
| Total cylinder capacity | 115.74 cu. ins. | |
| Engine output SAE* | 55 gross HP / 4000 r.p.m. | |
| Engine speed at 62 m.p.h. | 3220 r.p.m. | |
| Maximum engine speed | 4000 r.p.m. | |
| Compression ratio | 21 : 1 | |
| Capacity of cooling system with heating | 2 Imp. gal. / 2.4 US gal. | |
| Oil capacity of crankcase max. / min. | 7 / 4⅜ Imp. pint. 8.4 / 5¼ US pint. | |
| Chassis | ||
| Transmission | DB-four speed controlled full synchromesh | |
| Rear axle ratio | 1 : 3.7 | |
| Rim size | 4½ K × 13 | |
| Tyre size | 6.40-13 | |
| Battery | 12 V / 84 amp./h | |
| Steering | DB recirculating ball-type steering with automatic adjustment and steering shock absorber | |
| Driving Data | ||
| Admissible maximum speed | m.p.h. | km/h |
| in 1st gear | 18.5 | 30 |
| in 2nd gear | 33.0 | 53 |
| in 3rd gear | 52.0 | 84 |
| in 4th gear | approx. 80.0 | ca. 130 |
| (Milometer reading at 4000 r.p.m.) | ||
| Climbing ability | Gradient | |
| in 1st gear | 1 in 2.9 (35%) | |
| in 2nd gear | 1 in 5.4 (19%) | |
| in 3rd gear | 1 in 9.1 (11%) | |
| in 4th gear | 1 in 17 (6%) | |
| Fuel | ||
| Fuel consumption on average | 49.5-35.5 m.p. Imp. gal. | |
| Cross-country trips approx. | 41-29 m.p. US gal. (5.7-8.0 ltrs./100 km) | |
| Standard fuel consumption** | 39.5 m.p. Imp. gal. | |
| Measured at 55 m.p.h. | 33 m.p. US gal. (7.1 ltrs./100 km) | |
| Fuel tank capacity | 12.3 Imp. gal. / 14.8 US gal. | |
| Reserve | 1.1 Imp. gal. / 1.3 US gal. | |
| Weights / Dimensions | ||
| Overall length | 176⅜ ins. | 4485 mm |
| Overall width | 68½ ins. | 1740 mm |
| Overall height unloaded | 61¾ ins. | ca. 1560 mm |
| Wheelbase | 104⅜ ins. | 2650 mm |
| Ground clearance with 2 occupants | 7⅝ ins. | 195 mm |
| Turning circle diameter | 35 ft. | ca. 10.7 m |
| Curb weight with spare wheel and tools | 2670 lbs. | 1210 kg |
| Maximum speed clocked approximately | 75 m.p.h. | 120 km/h |
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Notes
* In determining the output in g.h.p. only the power necessary to operate the auxiliary units not required for engine operation has been deducted. ** Determined at ¾ maximum speed (max. 110 km/h — 68 miles per hour) less 10%. Right to make alterations in design and equipment reserved. |
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