John Deere 9420: all source data

All 87 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
ManufacturerJohn Deere
(no label)Four-wheel Drive (4WD) tractor
(no label)Built in Waterloo, Iowa, USA
Engine
(no label)John Deere 12.5L 6-cyl diesel
Transmission
(no label)24-speed partial power shift
(no label)18-speed full power shift
Power
Engine425 hp | 316.9 kW
PTO (claimed)316 hp | 235.6 kW
Drawbar (tested)345.00 hp | 257.3 kW
PTO (tested)312.25 hp | 232.8 kW
Mechanical
(no label)Four-wheel drive
Steeringhydrostatic articulated
(no label)Hydraulic wet disc brakes
(no label)CommandView cab standard with air-conditioning.
Capacity
Fuel270 gal | 1022.0 L
Hydraulic system27 gal | 102.2 L
Hydraulic system28 gal (with 3pt) | 106.0 L
Hydraulic system30 gal (hi-flow) | 113.6 L
Hydraulic system31 gal (hi-flow/3pt) | 117.3 L
Hydraulics
Typeclosed center pressure/flow compensated
Capacity27 gal | 102.2 L
Capacity28 gal (with 3pt) | 106.0 L
Capacity30 gal (hi-flow) | 113.6 L
Capacity31 gal (hi-flow/3pt) | 117.3 L
Pressure2900 psi | 200.0 bar
Valves4 or 5
Pump flow30 gpm | 113.6 lpm
Total flow44 gpm | 166.5 lpm
Total flow48 gpm (Powershift) | 181.7 lpm
Total flow78 gpm (hi-flow) | 295.2 lpm
Hitch
Rear TypeIII
Rear TypeIV/IVN
Rear lift13,871 lbs | 6291 kg
Rear lift14,445 lbs (optional) | 6552 kg
Pto
Rear PTOindependent
Rear PTO Type1000
Dimensions
Wheelbase137.8 inches | 350 cm
Weight34870 to 37246 pounds
Front tire710/70R42
Rear tire710/70R42
Electrical
Groundnegative
Charging systemalternator
Charging amps140
Batteries3
Battery CCA925
Battery volts12

Engine

Engine detail
(no label)John Deere
(no label)turbocharged diesel
(no label)6-cylinder
(no label)liquid-cooled
Displacement765 ci | 12.5 L
Bore/Stroke5.00x6.50 inches | 127 x 165 mm
Power425 hp | 316.9 kW
Air cleanerdry
Compression17:1
Rated RPM2100
Operating RPM1500-2100
Starter volts12
Coolant capacity (Coolant)64 qts | 60.6 L
Engine oil
Oil capacity44 qts | 41.6 L

Transmission

Transmission options
(no label)24-speed partial power shift
(no label)18-speed full power shift
Transmission
TransmissionJohn Deere PowerSync
Typepartial power shift
Gears24 forward and 6 reverse
Oil capacity136 qts | 128.7 L
Oil capacity140 qts (with PTO) | 132.5 L
(no label)Four ranges (A-D) and three gears (1-3) with high-low power shift. Synchronized shifting between ranges A-B, B-C, and C-D. Gear shifts are synchronized between 1-R, 1-2, and 2-3. Reverse gear does not operate in D range.
TransmissionJohn Deere Powershift
Typefull power shift
Gears18 forward and 6 reverse
Oil capacity141.6 qts | 134.0 L
Oil capacity145.6 qts (with PTO) | 137.8 L

Dimensions

Tires
Ag front710/70R42
Ag rear710/70R42
Dimensions
Wheelbase137.8 inches | 350 cm
Length274 inches | 695 cm
Length289 inches (with hitch) | 734 cm
Width115.5 inches | 293 cm
Clearance (front axle)28.8 inches | 73 cm
Clearance (drawbar)17 inches | 43 cm
Weight
Shipping34,870 lbs | 15817 kg
Operating37,246 lbs (620/70R42 duals) | 16894 kg
Ballasted41,456 lbs | 18804 kg
Height
Hood97.5 inches | 247 cm
Cab137.5 inches | 349 cm
Exhaust140 inches | 355 cm