John Deere 9420R
The John Deere 9420R is a tractor produced by John Deere. It is equipped with a 826.7 ci 13.5 L engine. The listed engine power is Diesel (gross): 420 hp / 313.2 kW. Transmission: e18 PowerShift. Operating weight: 41470 lbs 18810 kg.
Engine Power
Diesel (gross): 420 hp / 313.2 kW
Fuel & Capacities
310 gal
1173.4 L
Transmission
e18 PowerShift
Operating Weight
41470 lbs
18810 kg
Overview
 | 2015 - 2021
9R SeriesFour-wheel Drive (4WD) tractor
9R Series
Four-wheel Drive (4WD) tractor |
|---|
Production | |
|---|---|
Manufacturer | John Deere |
Four-wheel Drive (4WD) tractor | |
Built in Waterloo, Iowa, USA | |
John Deere 9420R Engine | |
|---|---|
John Deere 13.5L 6-cyl diesel | |
Engine details ...  |
John Deere 9420R Transmission | |
|---|---|
18-speed full power shift | |
Transmission details ...  |
John Deere 9420R Power | |
|---|---|
Engine (gross) | 420 hp
313.2 kW |
Engine (max) | 462 hp
344.5 kW |
PTO (claimed) | 335 hp
249.8 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Differential lock | electro-hydraulic front and rear |
Articulated power steering | |
Hydraulic wet disc brakes | |
Trailer brakes | hydraulic OptOptional |
Command View Cab III standard with air-conditioning. AutoTrac ready; ISOBUS 11783; JDLink ready | |
Capacity | |
|---|---|
Fuel | 310 gal
1173.4 L |
Exhaust fluid (DEF) | 22 gal
83.3 L |
Hydraulic system | 73 gal
276.3 L |
75 gal*With hitch and PTO
283.9 L | |
Hydraulics | |
|---|---|
Type | closed-center pressure/flow compensated |
Capacity | 73 gal
276.3 L |
75 gal*With hitch and PTO
283.9 L | |
Pressure | 2900 psi
200.0 bar |
Rear valves | 4 to 8 |
Pump flow | 58 gpm
219.5 lpm |
115 gpm*Optional, with second 57GPM pump
435.3 lpm | |
SCV flow | 35 gpm
132.5 lpm |
42 gpm*Flow at 19.1mm coupler with high-flow hydraulic option.
159.0 lpm | |
Tractor hitch | |
|---|---|
Rear Type | IV/IVN OptOptional |
IVN/III OptOptional | |
Control | draft sensing |
Rear lift | 15000 lbs
6804 kg |
20000 lbs
9072 kg | |
Drawbar | Cat. 4 |
Cat. 4 HD OptOptional | |
Cat. 5 HD OptOptional | |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent OptOptional |
Clutch | electro-hydraulic |
Rear PTO Type | 1000 (1.75) |
Dimensions & Tires | |
|---|---|
Wheelbase | 149.8 inches
380 cm |
Weight | 41470 lbs
18810 kg |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 200 |
240 OptOptional | |
Charging volts | 12 |
Batteries | 3 |
Battery CCA | 925 |
Battery volts | 12 |
Engine
Engine Detail — 826.7 ci / 13.5 L Diesel
Manufacturer | John Deere PSS |
Fuel Type | Diesel |
Configuration | 6-cylinder, liquid-cooled |
Displacement | 826.7 ci
13.5 L |
Bore/Stroke | 5.197x6.496 inches
132 x 165 mm |
Emissions | Tier IV |
Rated Power (gross) | 420 hp
313.2 kW |
Maximum Power (gross) | 462 hp
344.5 kW |
Fuel system | electronic injection |
Rated RPM | 2100 |
Starter | electric |
Starter volts | 12 |
Oil capacity | 50.7 qts
48.0 L |
Coolant capacity | 67.1 qts
63.5 L |
Transmission
Transmission — e18 PowerShift
Transmission | e18 PowerShift |
Type | full power shift |
Gears | 18 forward and 6 reverse |
Oil capacity | 291.6 qts
276.0 L |
300.1 qts*With hitch and PTO
284.0 L | |
With group 47 (710/70R38) tires. | |
 | |
Dimensions
John Deere 9420R Tires |
|---|
Dimensions | |
|---|---|
Wheelbase | 149.8 inches
380 cm |
Length | 314.3 inches
798 cm |
Width | 176 inches
447 cm |
Clearance (drawbar) | 15 inches
38 cm |
Front axle | 4.33 by 120 inches
109 by 3048 mm |
Front axle | 4.72 by 120 inches
119 by 3048 mm |
Rear axle | 4.33 by 120 inches
109 by 3048 mm |
Rear axle | 4.72 by 120 inches
119 by 3048 mm |
John Deere 9420R Weight | |
|---|---|
Shipping | 41470 lbs
18810 kg |
Ballasted | 48700 lbs
22090 kg |
Max Drawbar | 5450 lbs*Cat. 4 and Cat. 4 HD
2472 kg |
11000 lbs*Cat. 4 HD with reinforcement
4989 kg | |
12000 lbs*Cat. 5
5443 kg | |
John Deere 9420R Height | |
|---|---|
Hood | 108 inches
274 cm |
Cab | 145 inches
368 cm |
Exhaust | 157 inches
398 cm |
Recommended Implements & Sizing Guide
Engineering recommendations for John Deere 9420R based on its 420 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁 | Commercial / Field Scale | High horsepower articulated/4WD field plowing. |
Rotary Cutter / MowerMowing & Clearing | 15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼 | Commercial / Field Scale | Large commercial field and roadside mowing operations. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙 | Commercial / Field Scale | Broad-acre grain tillage for high-drawbar tractors. |
Hay BalerHay & Forage | Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m) | Commercial / Field Scale | High-capacity commercial forage harvesting (1000 RPM PTO). |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere 9420R.
Estimated Continuous Field Runtime: 14.2 hrs
Approximately 14.2 hours of continuous field operation at ~75% rated power on a full tank (310 gal / 1173.5 L).
Estimated 75% Load Fuel Burn~21.8 gal/hr (82.7 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
John Deere 9420R Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere 9420R.
Converted Equivalents:
Horsepower (HP)420 hp
Kilowatts (kW)313.2 kW
Metric Horsepower (PS / CV)425.8 PS
Direct Competitor Comparison
Compare John Deere 9420R against same-era industry alternatives in the same horsepower class.
Current Model
John Deere
John Deere 9420R
Engine Power:Diesel (gross): 420 hp / 313.2 kW
★ Baseline Reference
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