- this entry indicates that the drive is transmitted to one axle.
The first digit indicates the number of wheels on the vehicle (functionally), the second digit the number of driven wheels.
Pusher' means a pushed axle (in this case the centre axle). The last axle is the drive axle.
These tractors are most commonly used in road transport, mainly in oversize transport,
container transport, refrigerated transport.
They are also often found on construction sites, attached to semi-trailers of the bathtub/tipper type.
They differ mainly in the size of the cabs, engines and height of the fifth wheel.
Standard tractors have a fifth wheel height of 100-120cm,
Low deck" tractors for lower trailers have a fifth wheel height of 95 to 100cm.
Some models have the option of raising the axle.
The centre axle is also often a steering axle.