Seat of a vehicle

A seat (1) of a vehicle comprising:

• a base structure (5), which is rigid and is configured to be fixed to a floorboard of the vehicle;
• and
• an upholstery (8), which is elastically deformable, at least partially covers the base structure (5) and constitutes the outermost part of the seat (1) that comes into contact with a body of a passenger of the seat (1);
• wherein the upholstery (8) comprises a replaceable component, which is fixed to the base structure (5) in a separable manner by means of a coupling system (9) comprising a first fixing element (10) integral to the base structure (5) and a second fixing element (11), which is configured to be coupled to the first fixing element (10) and is integral to the replaceable component;
• wherein a fixing element (10) comprises at least one cavity (12) and a first magnet (13), which is arranged close to the cavity (12) and the other fixing element (11) comprises an appendage (14), which is shaped so as to be inserted into the cavity (12);
• wherein the other fixing element (11) comprises a second magnet (15), which is arranged close to the appendage (14) and is configured to be magnetically attracted by the first magnet (13).