Tractor reference
John Deere 9R 440
Specifications, maintenance, parts and compatibility reference.
Reference set: United States · Current 9R articulated wheel tractor - cab · Current Model family remains present in Deere technical publications. Core power, engine, PTO, transmission, hydraulic and fuel-capacity values use Deere official 9 Series specifications.
Machine Configuration
Operator stationCab
Wheel or track configurationWheel
Engine
Engine manufacturerJohn Deere
Engine familyJD14
Cylinders6
Engine displacement13.6 L
Rated engine power (individual product page)440 hp
Rated engine speed2100 rpm
Maximum engine power (individual product page)484 hp
Emissions systemFinal Tier 4
Transmission
Standard transmissionJohn Deere e18 18-speed PowerShift with Efficiency Manager; 18F/6R, 25 mph
Driveline4WD articulated
PTO
PTO power335 hp
Hydraulics
Hydraulic pump output55 gpm
Optional pump rated output110 gpm
Capacities
Fuel tank capacity400 US gal
Compatible parts & kits
Parts shown here are limited to the selected reference context plus generic machine-level fitment. Configuration-specific fitment, evidence confidence and the direct fitment source are shown under each part when available.
RE230985Secondary Air Filter ElementApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Air Filters →
TA17973Primary Air Filter ElementApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Air Filters →
RE284091Cab Fresh Air FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Cabin Air Filters →
RE593819Cab Recirculation Air FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Cabin Air Filters →
DZ110513DEF Inline FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →DEF Filters →
DZ114640DEF Supply Module FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →DEF Filters →
RE572785Engine Oil FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Engine Oil Filters →
AT365869Fuel Water Separator FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Fuel / Water Separators →
DZ124761Primary Fuel FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Fuel Filters →
DZ124786Secondary Fuel FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Fuel Filters →
RE269061Pilot Valve / SCV Filter - Early SerialApplies to: Historical 9R serial-specific SCV/pilot filter reference from John Deere RX571082; confirm exact tractor serial before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Hydraulic Filters →
RE577250Transmission System FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Hydraulic Filters →
RE577612Hydraulic / Lube Filter ElementApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Hydraulic Filters →
TA21586Pilot Valve / SCV Filter - Current SerialApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Hydraulic Filters →
H216169Vent FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Vent Filters →
RE597019Fuel Tank Vent FilterApplies to: Current US 9R 390-640 JD14 13.6 L service reference from John Deere RX571082; confirm exact tractor serial and installed options before ordering.Evidence: Official direct fitment · John Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640 →Vent Filters →
Sources
John Deere · official sourceJohn Deere 9 Series official 390-640 specification matrix
2025-03-04John Deere Technical Publications - current 9R 390/440/490/540/590/640 supported model references
John Deere · official sourceJohn Deere RX571082 9R FT4 Replacement Parts Guide - 9R 390/440/490/540/590/640