Calliper for disc brake associable with a disc brake, said calliper being of the floating type and comprising a calliper body and a bracket, wherein the calliper body is suitable for being positioned astride the disc brake, extending from an inner side of the calliper, at which the calliper is attached to a relative support, to an outer side of the calliper, opposite the inner side, said inner and outer sides (16,20) being opposite each other in relation to a housing compartment of an associable disc brake, suitable to house a peripheral portion of the disc brake on which to exert the braking action, - wherein the bracket comprises means of attachment of the calliper for disc brake to a relative support, - the calliper body sliding in relation to the bracket in an axial direction (X-X), - the calliper comprising means of coupling between the calliper body and the bracket, suitable to enable the relative sliding between these parallel to the axial direction (X-X), and thrust means suitable to exert the thrust of relative pads on the disc brake, - the bracket extends only on the inner side of the calliper and delimits a first seat housing at least a first pad to exert the braking action on an inner side of the disc brake facing the inner side of the calliper, the braking forces exchanged by the first pad with the first braking side exerting directly and exclusively on the bracket, - wherein the calliper body delimits a second seat, axially opposite the first seat, so as to house at least a second pad exerting a braking action on an outer side of the disc brake facing the outer side of the calliper, the braking forces exchanged by the second pad with the second braking side exerting directly on the calliper body, - wherein the coupling means comprise a guide pin and an attachment pin, the guide pin enabling and guiding a relative sliding, in the axial direction (X-X), of the calliper body in relation to the bracket and the attachment pin angularly blocking the calliper body on the bracket, preventing its rotation in relation to the guide pin, wherein the calliper body is axially guided solely by the guide pin, wherein the coupling means comprise a guide pin passing at least partially through the inner side of the calliper body and, at least partially, through an upright of the bracket, said guide pin comprising a core which engages at least partially in the bracket, at least partially surrounded by a calibrated sliding bush, said sliding bush engaging inside a corresponding calibrated guide hole made on the calliper body, so as to realise the translatory coupling between the calliper body and the bracket, characterised by the fact that the guide pin is positioned in an aligned position with the thrust means acting on the pads (40,64), in a radial direction (R-R) perpendicular to said axial direction (X-X). - wherein the bracket comprises means of attachment of the calliper for disc brake to a relative support, - the calliper body sliding in relation to the bracket in an axial direction (X-X), - the calliper comprising means of coupling between the calliper body and the bracket, suitable to enable the relative sliding between these parallel to the axial direction (X-X), and thrust means suitable to exert the thrust of relative pads on the disc brake, - the bracket extends only on the inner side of the calliper and delimits a first seat housing at least a first pad to exert the braking action on an inner side of the disc brake facing the inner side of the calliper, the braking forces exchanged by the first pad with the first braking side exerting directly and exclusively on the bracket, - wherein the calliper body delimits a second seat, axially opposite the first seat, so as to house at least a second pad exerting a braking action on an outer side of the disc brake facing the outer side of the calliper, the braking forces exchanged by the second pad with the second braking side exerting directly on the calliper body, - wherein the coupling means comprise a guide pin and an attachment pin, the guide pin enabling and guiding a relative sliding,