John Deere Original Equipment Guide - GX26318 The part specifications for GX26318: Part Number: GX26318 Part Name: Guide This GX26318 Guide fits these models: S240 Sport Lawn Tractor Z325E ZTrak Mower Z330M ZTrak Mower Z330R ZTrak Mower Z355E ZTrak Mower Z355R ZTrak Mower Z365R ZTrak Mower Z375R ZTrak Mower Z515E ZTrak Mower Z525E ZTrak Mower Z530M ZTrak Mower Z530R ZTrak Mower Z535M ZTrak Mower Z535R ZTrak Mower Z540M ZTrak Mower Z540R ZTrak Mower Z545R ZTrak Mower This is an OEM John Deere part.