Bogie for a rail vehicle and rail vehicle carriage having at least one bogie, rail vehicle having at least one rail vehicle carriage, and method for adjusting the height of a carriage body of a rail vehicle carriage

A chassis, for a rail vehicle, comprising:

• at least four wheels each comprising a wheel bearing,
• at least two wheel axles for suspending the wheels,
• a chassis frame, and
• a primary suspension for suspending the wheels relative to the chassis frame, and the primary suspension comprises at least four torsion bars each torsion bar being extended along a geometrical bar axis,
• wherein the chassis comprises four rockers, and each rocker is mounted on the chassis frame via a respective torsion bar,
• wherein the wheel axles are mounted on the rockers via the wheel bearings,
• wherein the chassis comprises at least two connecting elements,
• in each case two torsion bars are connected, via a connecting element, in such a way that torque from of the torsion bars are counter-rotational.