Bearing assembly

A bearing assembly comprising:

• a first bearing comprising a first inner race having a first inner bore diameter,
• a second bearing comprising a second inner race having a second inner bore diameter different from the first inner bore diameter, and
• a tapered spacer disposed between and axially separating the first and second inner races, the spacer having a first annular shoulder axially extending from a first axial end of the spacer and a second annular shoulder axially extending from a second axial end of the spacer, wherein at least a portion of the first inner race is fit in or on the first shoulder and at least a portion of the second inner race is fit in or on the second shoulder, the first and second shoulders being configured to prevent relative movement of the spacer and the first and second inner races in the radial direction.