Snow plow rotating sidewall with suspension

A snow plow blade assembly to be mounted to a vehicle, comprising:

• a central section to be mounted to the vehicle, the central section comprising a pivot axis;
• a sidewall assembly pivotably mounted to the pivot axis;
• and
• a suspension assembly connecting the central section with the sidewall assembly distant from the pivot axis, comprising a link member comprising two pivot mounting members distant from each other mounted respectively to the sidewall assembly and the suspension assembly.

A snow plow blade assembly to be mounted to a vehicle, comprising:

• a central section to be mounted to the vehicle;
• a sidewall assembly pivotably mounted to the central section;
• and
• a suspension assembly connecting the central section to the sidewall assembly comprising a hydraulic jack which is controllable between an extended position and a compact position,
• wherein the suspension assembly allows the sidewall assembly to pivot up to a first limit angle when contacting an obstacle and to pivot to a second limit angle greater than the first limit angle when changing position of the hydraulic jack.