A bearing support arrangement for a wind turbine includes a support structure and a bearing housing. The bearing housing is arranged within the support structure. The arrangement further includes a bearing radially supported by the bearing housing. A rotor shaft is radially supported by the bearing and a removable wedge is arranged between the support structure and the bearing housing to clamp the bearing between the rotor shaft and the bearing housing. A method for mounting the bearing support arrangement for a wind turbine is also disclosed as is a wind turbine incorporating the bearing support arrangement.