Replaces John Deere no(s): AM144590. Compatible With John Deere Mower(s): GT242, GT262, GT275, LX172, LX173, LX176, LX178, LX186, LX188, SST16. Compatible With John Deere Lawn Tractor(s): LT150, LT160, LT170, LT180, LT190, LTR180, SST15 Spin Steer.