The present invention relates to a camshaft (1) for an internal combustion engine with a drive wheel (4) arranged on a longitudinal end side, in particular with a chain wheel or belt pulley, and with at least one first bearing (2) arranged in the region of the drive wheel (4) and a second bearing (3) arranged in the further course of the camshaft (1). Here it is substantial to the invention that at least the first bearing (2) is designed as a rolling bearing and has an inner diameter of 24 mm