The following variations of the 3-ton light semitrack prime mover are known: (1) medium armored personnel carrier (Sd. Kfz. 251); (2) smoke vehicle (Sd. Kfz. 11/1) when it is apparently fitted with racks to carry generators; (3) medium decontamination vehicle (Sd. Kfz. 11/2); (4) medium bulk contamination vehicle (Sd. Kfz. 11/3); (5) ambulance. The vehicle is also used for mounting antiaircraft weapons.
The body and frame are constructed of electrically welded steel.
The suspension is the normal type as used for semitrack vehicles. Six pressed-steel, double-rim bogie wheels are straddle mounted on torsion bars which are housed in cross tubes, each containing two torsion bars. The track consists of rubber-pad track blocks which contain needle-bearings.
A normal type forged front axle is used to carry two pressed-steel wheels with 7.5 x 18 tires. No front brakes are provided. Triangular radius rods similar to conventional Ford system are attached from axle to cross members at rear of engine.
The power plant consists of a 6-cylinder, in-line, valve-in-head, liquid-cooled engine Maybach engine, type NL 42 TUKRR, rated 100 horsepower.
The vehicle has a radius of action of 168 miles on roads and 84 miles cross-country. It has a seating capacity for eight men, including the driver.
SPECIFICATIONS
| Weight | 6 tons | |
| Length | 18 ft. | |
| Width | 6 ft., 7 ins. | |
| Height | 7 ft., 3 ins. | |
| Ground clearance | 12.5 ins. | |
| Tread centers | 5 ft., 3 ins. | |
| Ground contact | 5 ft., 11 ins. | |
| Width of track | 11 ins. | |
| Track links | 54 | |
| Pitch of track | 5.5 ins. | |
| Fording depth | 20 ins. | |
| Theoretical radius of action | ||
| Roads | 168 miles | |
| Cross-country | 84 miles | |
| Speed | ||
| Roads | ||
| Cross-country | ||
| Trailer load | 3.3 tons | |
| Engine | Maybach, NL 42 TUKRR—100 hp. | |
| Transmission | 4 speeds forward, 1 reverse, high and low range | |
| Steering | Front wheel and track epicyclic, controlled by normal steering wheel | |
| Crew | 8 |
German: p. 52