John Deere Gage Wheel Arm - AM136327 Hydraulics GX20053 - Pinion Gear -

GX20053 - Pinion Gear - 1

Additional Information: These bumpers are easy to remove

X320 - 48-IN decks with rotatable gage wheels with serial #s 085001 and up - 54-IN decks

Z425 - Serials below 040001

John Deere Gage Wheel Arm - AM136327 Hydraulics GX20053 - Pinion Gear -John Deere Gage Wheel Arm. Fits On: X300 Series: X300 with 48c mower decks X320 with 48in rotatable mower decks beginning with serial number 040001 X320 with 54in mower decks X324 with 48in rotatable mower decks beginning with serial number 040001 X340 with 54in mower decks beginning with serial number 045000 X360 with 48in mower decks X500 Series: X500 with 48in rotatable mower decks beginning with serial number 020001 X500 with 54in mower decks