A component handling system for use in a wind turbine, the wind turbine including a rotor, a drive train assembly supported from a support frame, and a drive shaft rotatably coupled between the rotor and the drive train assembly, said component handling system comprising: a lifting assembly removably coupled to a component of the drive train and a lifting device, said lifting assembly configured to support the component from the lifting device, said lifting assembly comprising: a plurality of lifting legs extending between the component and the lifting device, each lifting leg of said plurality of lifting legs having a first end, an opposite second end, and a length defined therebetween; an alignment device coupled to at least one said lifting leg of said plurality of lifting legs, said alignment device configured to adjust a length of said at least one lifting leg to adjust an orientation of the component with respect to the drive shaft; and characterised by: a positioning assembly coupled to the component and to the support frame, said positioning assembly configured to move the component with respect to the drive shaft; wherein the component extends between a forward portion and an aft portion, said positioning assembly comprises at least one aft positioning member coupled to the component aft portion, said at least one aft positioning member configured to bias the component away from the drive shaft; and wherein said positioning assembly comprises at least one forward positioning member coupled to the component forward portion, said at least one forward positioning member configured to bias the component towards the drive shaft. a lifting assembly removably coupled to a component of the drive train and a lifting device, said lifting assembly configured to support the component from the lifting device, said lifting assembly comprising: a plurality of lifting legs extending between the component and the lifting device, each lifting leg of said plurality of lifting legs having a first end, an opposite second end, and a length defined therebetween; an alignment device coupled to at least one said lifting leg of said plurality of lifting legs, said alignment device configured to adjust a length of said at least one lifting leg to adjust an orientation of the component with respect to the drive shaft; and characterised by: a positioning assembly coupled to the component and to the support frame, said positioning assembly configured to move the component with respect to the drive shaft; wherein the component extends between a forward portion and an aft portion, said positioning assembly comprises at least one aft positioning member coupled to the component aft portion, said at least one aft positioning member configured to bias the component away from the drive shaft; and wherein said positioning assembly comprises at least one forward positioning member coupled to the component forward portion, said at least one forward positioning member configured to bias the component towards the drive shaft. a plurality of lifting legs extending between the component and the lifting device, each lifting leg of said plurality of lifting legs having a first end, an opposite second end, and a length defined therebetween; an alignment device coupled to at least one said lifting leg of said plurality of lifting legs, said alignment device configured to adjust a length of said at least one lifting leg to adjust an orientation of the component with respect to the drive shaft; and characterised by: a positioning assembly coupled to the component and to the support frame, said positioning assembly configured to move the component with respect to the drive shaft; wherein the component extends between a forward portion and an aft portion, said positioning assembly comprises at least one aft positioning member coupled to the component aft portion, said at least one aft positioning member configured to bias the component away from the drive shaft; and wherein said positioning assembly comprises at least one forward positioning member coupled to the component forward portion, said at least one forward positioning member configured to bias the component towards the drive shaft. a positioning assembly coupled to the component and to the support frame, said positioning assembly configured to move the component with respect to the drive shaft; wherein the component extends between a forward portion and an aft portion, said positioning assembly comprises at least one aft positioning member coupled to the component aft portion, said at least one aft positioning member configured to bias the component away from the drive shaft; and wherein said positioning assembly comprises at least one forward positioning member coupled to the component forward portion, said at least one forward positioning member configured to bias the component towards the drive shaft.