John Deere 9420RX Tractor

  • John Deere PowerTech™ PSS 13.5L Engine
  • e18™ PowerShift Transmission
  • CommandView™ III Cab
  • Gen 4 CommandCenter™
  • Cab Suspension


+ PowerTech™ PSS cooled exhaust gas recirculation (EGR)

+ Standard CommandView™ III cab offers unsurpassed amenities

+ e18™ PowerShift™ transmission (PST) with Efficiency Manager™ feature

+ JDLink™ services and Service ADVISOR™ diagnostic systems

+ High-flow hydraulics, 435 L/min (115 gpm) system

+ General maintenance

+ 9RX Tractor narrow undercarriage recommended transport speed

+ 304.8-cm (120-in.) track spacing for 9RX Series Tractors with 76.2-cm and 91.4-cm (30-in. and 36-in.) tracks

Engine specifications

DescriptionJohn Deere PowerTech™ PSS 13.5L (B20 diesel compatible)
Engine typeDiesel, in-line, 6-cylinder, wet-sleeve cylinder liners with 4 valves-in-head
Engine familyJJDXL13.5310
Rated speed2,100 rpm
AspirationDual series turbocharger with fixed geometry first stage-variable geometry second stage - air-to-air aftercooling and cooled exhaust gas recirculation
Cylinders liners
Emission levelFinal Tier 4
After treatment typeDOC/DPF/SCR
Displacement13.5 L
824 cu in.

Engine performance

Rated power309 kW
420 hp
Rated PTO power (hp SAE)At 2,100 engine rpm: 249 kW
335 hp
Power boost (available in transport and/or mobile PTO applications)10 percent
Engine peak torqueAt 1,600 rpm: 1,938 Nm
380 lb-ft
PTO torque rise38 percent


TypeStandard: John Deere e18™ 18-speed PowerShift with Efficiency Manager™: 40 km/h
25 mph
Clutch; wet/dry

Hydraulic system

TypeClosed-center, pressure/flow compensated
Pump rated outputStandard: 220 L/min
58 gpm
Optional: 435 L/min
115 gpm
Available flow at a single rear SCV0.5 in. couplers: 132 L/min
35 gpm
Available flow at front SCVs
Number of rear selective control valves (SCVs)Standard: ISO Couplers: 4-6
Optional: ISO Couplers: 7-8 (field installed)
Number of mid selective control valves (SCVs)
Number of front selective control valves (SCVs)
Joystick SCV control
SCV controlElectronic

Rear hitch

Hitch draft control load sense type
Remote control valves available
Hitch category (SAE designation)Category 4N/3: 6,804 kg
15,000 lb
Category 4N/3: 9,072 kg
20,000 lb
Category 4N/4: 6,804 kg
Category 4N/4: 9,072 kg
Maximum lift capacity behind lift pointsCategory 4N/4: 9,072 kg
20,000 lb
Sensing typeElectrohydraulic with draft sensing
Rear axle differential lock


Drawbar categoryStandard: Category 5
Optional: Category 5 with heavy duty support
Category 4 conversion kit
Maximum vertical loadStandard: 5,440 kg
12,000 lb

Rear power take-off (PTO)

44 mm (1.75 in.) 20-spline, 1,000 rpm
Engine rpm (at rated PTO speeds)
PTO actuation

Front hitch

Electric power
Standard lift capacity
Front power take-off (PTO)
PTO speed

Rear axle

Final drive typeBull gear and double idler with floating pinion
Differential controls
Axle type
Brakes, type and control
Rear differential lockFull-locking electrohydraulic

Front axle

Front axle differential lockFull-locking electrohydraulic

Standard Tires

FrontTracks: 457 mm
18 in.
Tracks: 609 mm
24 in.
RearTracks: 457 mm
18 in.
Tracks: 609 mm
24 in.
Wheel tread rangeNArrow undercarriage: 2032 mm
80 in.
2235 mm
88 in.
3048 mm
120 in.
Turning radius with brakes
Turning radius without brakes6,400 mm
21 ft


TypeStandard: Hydraulic power-steering
Optional: ActiveCommand™ Steering (ACS)

Electrical system

Alternator sizeStandard: 200 amp
Optional: 240 amp
Battery options12 V
Total cold cranking amps925 CCA

Operator station

Rollover protective structure, OOS

Cab suspensionStandard
Instructional seatStandard
DisplayStandard: 4100 Generation 4 CommandCenter™ with 7 in. display
Optional: 4600 Generation 4 CommandCenter™ with 10 in. display
RadioStandard: AM/FM stereo with weatherband, remote controls, auxiliary input jack, four speakers and external antenna
Inner cab volume3.597 m3
127 cu ft
dB(A) rating
Cab glass area6.52 m2
70.18 sq ft


Wheelbase4,128 mm
162.5 in.
Overall lengthExcluding hitch: 7,637 mm
300.7 in.
Including hitch and coupler: 8,217 mm
323.5 in.
Drawbar clearance403 mm
15.9 in.
Front axle center
Approximate shipping wheight, Open;Cab24,494 kg
54,000 lb


Base machine weight

24,494 kg
54,000 lb
Maximum ballast level28,122 kg
62,000 lb
Maximum permissible weight


Crankcase oil volume48 L
12.7 U.S. gal.
Fuel tank1,514 L
400 U.S. gal.
Diesel Exhaust Fluid (DEF) tank83 L
22 U.S. gal.
Cooling system56.5 L
14.9 U.S. gal.
Transmission-hydraulic systemWith 3-point hitch and PTO: 227 L
60 U.S. gal.
Without 3-point hitch and PTO: 220 L
58 U.S. gal.


Interval for engine oil change400 hours
Interval for hydraulic/transmission oil change1,500 hours
Interval for engine coolant change6,000 hours


Lift capacity at full height
Maximum lift height

Precision AG

GuidanceAutoTrac™ Ready
TelematicAvailable with JDLink™ hardware, activations, and Ethernet Harnesses (availability dependent upon destination)
Remote diagnosticsAvailable with activated JDLink hardware and activations


Country of manufactureUSA

Additional information

Date collected23-May-17

Key Specs

Base machine weight
Engine description
Engine displacement
Hydraulic pump rated output
Hydraulic system type
Rated PTO power (hp SAE)
Rated engine power
Rear hitch category (SAE designation)
Transmission type