Tandem axle unit guided by suspension rods

The vehicle frame (1) has a steering wheel-led twin axle aggregate (4) with a vertical support of the two axles (5,6) using the suspension spring bearing (10) and common leaf springs (11). One of the two axles (5,6) is a driving axle. The front axle (5) is a driven axle and the rear axle (6) is a steerable axle when seen in the forward driving direction of the vehicle.