Saturday, 1 July 2017

The New Auto-Union Truck - Motor und Sport review 1942


One of the Auto-Union trucks developed as part of the new model range has a design that is new in Germany. The hallmark of this design is the driver's cab located above the engine. At first glance the truck appears to be shorter because there is no hood that extends out in front of the driver's cab. The wagon’s loading area is 3000x1850 mm, somewhat larger than usual for 1.5 tonnes. The shorter overall length of course also enables a shorter wheelbase, and the wheelbase of the Auto-Union LKW 1500 is 2800 mm, with a total length including flatbed tray of only 4820 mm. A short wagon takes up less space in traffic, parking lots and garages, which is handy, while also using less space on the road when turning. The short bonnet significantly improves the drivers view of the road directly in front of the car, which is especially important when driving off-road. The arrangement of the motor behind the front axle has a favorable effect on the weight distribution and enables a short cardan shaft, which makes additional bearings superfluous.

This truck is powered by the well-known Wanderer six-cylinder engine. (2.7-liter displacement and 62 hp at 3500 rpm).

The four-speed gearbox is mounted to the rear of the engine and managed through a gearshift lever in the middle floor of the cab. In the all-terrain S-type (which is rear-wheel drive only), a ring-shaped extension piece is attached to the change-speed gearbox, which is the same length as the transfer gear required for the all-wheel-drive all-terrain A-type, so that these two components are interchangeable. The A-type transfer case contains an epicyclic gearbox that can be locked by hand between the front and rear axles, as well as two different levels (direct street gearing and 1: 1.83 reduced off-road gearing) and the switching device for front-wheel drive. In the S-type, a cardan shaft leads from the extension part to the banjo rear axle with bevel gear drive, the axle drive of which is slightly offset to the side from the centreline. The A-type retains the rear axle drive of the S-Type, however, there is a cardan shaft from the distribution case past the engine block to the driven front axle. The arrangement with the laterally guided cardan shaft also leaves the engine in the same installation position in the A-car. For this reason, the axle drives are offset from the center of the axle. In addition, the two drive axles of the A-type are structurally identical to each other in terms of axle body and axle drive (in both cases reduction in the axis 1: 5.857).

The frame consists of U-profile longitudinal beams and box-shaped and tubular cross members that reach up to the radiator. Longitudinal half-springs are used for the suspension, with two additional balancing springs being available for the rear axle. Telescopic shock absorbers are used to cushion the ride.

With the S-type, the simple front axle is tubular and has butt-welded fists. The worm steering is used, oil pressure brakes and central lubrication are further structural features of the chassis. The tires are different for the two rear parallel tyres. The S-car has 6.00-20 mm tires and double tires at the rear; the A-type single tires 190-20. The other construction characteristics are (whereby the information for the A-type is in brackets): track width 1560/1442 (1637/1610) mm, largest width 1980 mm, largest height 2120 (2150) mm , Ground clearance min 240 (270) - mm, chassis weight 1310 (1460) kg, empty weight of the flatbed truck 1925 (2210) kg, load capacity 1735 (1600) kg, top speed 95 (90 km/h), climbing ability 38 (58-60) percent.

https://heinkelscooter.blogspot.com/2020/11/motor-und-sport-22-february-1942.html

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