Machine for removing/ fitting a tyre from/ on the rim of a vehicle vehicles

The machine (1) for fitting and removing wheel tyres for vehicles comprises: a bearing structure (2); locking means (5) of a rim (C) of a wheel (R) for vehicles, associated with the bearing structure (2) and rotatable around a first rotation axis (X1); a tool carrier arm (10) associated mobile with the bearing structure (2) and having at least a tool (11) for removing/fitting a tyre (P) from/on the rim (C); an auxiliary arm (12) associated mobile with the bearing structure (2) and having a bead-pressing tool (13) suitable for facilitating the removal/fitting operations of the tyre (P) from/on the rim (C); wherein the auxiliary arm (12) is associated rotatable with the bearing structure (2) around a second rotation axis (X2) substantially parallel to the first rotation axis (X1), in correspondence to a hinging point (14) arranged below with respect to a resting surface of the rim (C) defined by the locking means (5).