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John Deere 9420T

John Deere 9420T tractor
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The John Deere 9420T is an agricultural crawler tractor produced from 2002 to 2007 as part of the 9020 Series. It features a John Deere 12.5L 6-cylinder turbocharged diesel engine producing 425 hp (316.9 kW). The tractor offers two transmission options: an 18-speed full power shift and a 24-speed partial power shift PowrSync. It has a crawler drive with electro-hydraulic power steering and hydraulic wet disc brakes. The tractor includes a standard cab and is built in Waterloo, Iowa, USA. It has a fuel capacity of 320 gallons and a hydraulic system capacity of 27 gallons. The rear hitch supports types III, IV/IVN with a lift capacity up to 14,445 lbs optional. Dimensions include a 111-inch wheelbase, 237-inch length (269 inches with hitch), and widths of 136 to 141 inches depending on track size. The tractor weighs 39,000 lbs with a max weight of 50,000 lbs. Electrical system features a 140 amp alternator and three 12-volt batteries. The 9420T is part of a series including models 9320T, 9430T, 9400T, and 9520T.
John Deere 9420Ttractorcrawler tractor12.5L engine425 hptransmissiondimensionshydraulicsagricultural tractor
Power425 hp
Founded2002 - 2007
Model9420T

Technical Specifications

Detailed specifications and technical data for John Deere 9420T

Power

Engine:425 hp (316.9 kW)
PTO (tested):346.53 hp (258.4 kW)
PTO (claimed):302 hp (225.2 kW)
Drawbar (tested):323.43 hp (241.2 kW)

Engine

Type:turbocharged diesel, 6-cylinder, liquid-cooled
Model:John Deere 12.5L 6-cyl diesel
Power:425 hp (316.9 kW)
Rated RPM:2100
Bore/Stroke:5.00x6.50 inches (127 x 165 mm)
Compression:17:1
Displacement:765 ci (12.5 L)
Oil capacity:44 qts (41.6 L)
Starter volts:12
Coolant capacity:64 qts (60.6 L)

Tracks

30-inch track

Width:30 inches (76 cm)
Area on ground:6660 in² (4.3 m²)
Length on ground:111 inches (281 cm)

36-inch track

Width:36 inches (91 cm)
Area on ground:7992 in² (5.2 m²)
Length on ground:111 inches (281 cm)

Capacity

Fuel:320 gal (1211.2 L)
Hydraulic system:27 gal (102.2 L), 27.5 gal (with 3-pt) (104.1 L)

Dimensions

Width:141 inches (36-inch track) (358 cm), 136 inches (30-inch track) (345 cm)
Length:237 inches (601 cm), 269 inches (with hitch) (683 cm)
Weight:39,000 lbs (17690 kg)
Wheelbase:111 inches (281 cm)
Max weight:50,000 lbs (22680 kg)
Height (cab):136 inches (345 cm)
Ground clearance:16 inches (40 cm), 19 inches (drawbar) (48 cm)
Height (exhaust):138.5 inches (351 cm)

Electrical

Ground:negative
Batteries:3
Battery CCA:925
Battery volts:12
Charging amps:140
Charging system:alternator

Hydraulics

Type:closed center pressure/flow compensated
Valves:4 or 5
Capacity:27 gal (102.2 L), 27.5 gal (with 3-pt) (104.1 L)
Pressure:2900 psi (200.0 bar)
Pump flow:30 gpm (one SCV) (113.6 lpm)
Total flow:44 gpm (PowrSync) (166.5 lpm), 48 gpm (Powershift) (181.7 lpm)

Mechanical

Cab:standard
Drive:crawler
Brakes:Hydraulic wet disc brakes
Steering:electro-hydraulic power

Production

Type:Agricultural Crawler tractor
Series:9020 Series
Built in:Waterloo, Iowa, USA
Years produced:2002 - 2007

Transmission

Options:18-speed full power shift, 24-speed partial power shift

PowrSync

Type:partial power shift
Gears:24 forward and 6 reverse
Description:Four synchronized ranges (A-D) with three synchronized gears (1-3) and a high-low power shift.
Oil capacity:256 qts (242.3 L), 260 qts (with PTO) (246.1 L)

PowerShift

Type:full power shift
Gears:18 forward and 6 reverse
Oil capacity:240 qts (227.1 L), 244 qts (with PTO) (230.9 L)

Tractor hitch

Rear Type:III, IV/IVN
Rear lift:13,871 lbs (6291 kg), 14,445 lbs Optional (6552 kg)

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:1000

Related Models

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John Deere 9320T

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John Deere 9420T

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John Deere 9520T

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John Deere 9400T

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