- Combustion principle: four-stroke Diesel (with indirect injection)
- Configuration: front, longitudinal; vertical
- Engine type: OM 138
- Number of cylinders / arrangement: 4 / in-line
- Bore x Stroke: 90 x 100 mm
- Total displacement: 2545 cc (tax classification: 2527 cc)
- Compression ratio: 20.5
- Rated output: 45 hp at 3000 rpm
- Number of valves / arrangement: 1 intake, 1 exhaust / overhead
- Valve operation: 1 lateral camshaft
- Camshaft drive: via spur gears
- Fuel system: indirect injection, mechanically controlled; Bosch 4-plunger injection pump
- Fuel tank: position / capacity: in the rear / 50 l
- Frame design: box-section pressed-steel low-bed frame
- Front-wheel suspension: 1 upper and 1 lower transverse spring
- Rear-wheel suspension: swing axle
- Front springs: transverse springs
- Rear springs: double coil springs
- Steering: ZF-Ross worm-and-lever steering
- Brake system (foot brake): hydraulic, acting on front- and rear wheels
- Parking brake (hand brake): mechanical; acting on drive shaft, from 1938 on rear wheels
- Wheels: disc wheels
- Wheel rims: drop-centre rim 4.00 E x 16 and 4.50 E x 16
- Tires: 5.50-17; from 02.1938: 6.50-16
- Driven wheels: rear wheels
- Drivetrain: cardan shaft
- Gearing: 4-speed manual transmission ZF
- Shifting: shift lever in centre of vehicle
- Clutch: dry single-disc clutch
- Transmission type: change-speed gear
- Gear ratios: I. 5.27; II. 2.52; III. 1.50; IV. 1.0
- Final drive ratio: 6.125
- Maximum speed: 94 km/h
- Fuel consumption: 11 l
- Wheelbase: 3050 mm
- Front / rear track: 1370 / 1390 mm; from 1938: 1382 / 1412 mm
- Length: 4580 mm (Pullman 4790 mm)
- Width: 1710 mm
- Height: 1610 mm
- Chassis weigth: 1100 kg
- Kerb weight: saloon: 1550 kg; pullman saloon: 1680 kg
- Gross weight: 2125 kg
- Units produced: a total of 1967 (both bodywork versions)
- Prices: chassis: RM 5,800.-
sedan (4 doors): RM 6,800.-
convertible B: RM 8,500.-
convertible D: RM 9,500.-
Pullman limousine: RM 7,600.-
Pullman landaulet: RM 7,900.-
taxi limousine: RM 6,750.-
taxi landaulet: RM 6,950.-