JOHN DEERE 4×2 GATOR UTILITY VEHICLE : TRANSAXLE DIFFERENTIAL GEAR. M806706 (4X2 FRAME SN 009345-) (6X4 FRAME SN 011266-) Z=63. Lock fork kit. In good working condition, very clean overall, internal gears are all fine with good splines, with lock fork and everything as pictured. Used on similar classic 4×2 Gators, early style machines, and some 6×4 models. We will list as accurately as we can, may also fit similar makes & models.