John Deere 6420: all source data

All 142 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)Utility tractor
(no label)Built in Mannheim, Baden-Württemberg, Germany
Original price$44,000 (2007)
Engine
(no label)John Deere 4.5L 4-cyl diesel
Transmission
(no label)12-speed fully synchronized
(no label)16-speed partial power shift
(no label)24-speed partial power shift
(no label)infinitely variable transmission
Power
Engine110 hp | 82.0 kW
PTO (claimed)90 hp | 67.1 kW
Drawbar (tested)75.4 hp | 56.2 kW
PTO (tested)103.9 hp | 77.5 kW
Mechanical
(no label)Two- or four-wheel drive
Steeringhydrostatic power
(no label)Hydraulic wet disc brakes
(no label)Two-post ROPS. ConfortGard Cab optional.
Capacity
Fuel48.9 gal | 185.1 L
Hydraulic system13.7 gal | 51.9 L
Hydraulic system15.9 gal (IVT) | 60.2 L
Hydraulics
Typeclosed center pressue flow compensated
Capacity13.7 gal | 51.9 L
Capacity15.9 gal (IVT) | 60.2 L
Pressure2900 psi | 200.0 bar
Valves4
Pump flow25 gpm | 94.6 lpm
Hitch
Rear TypeII
Rear lift4745 lbs | 2152 kg
Pto
Rear PTOindependent
Rear PTO Type540
Rear PTO Type540/1000
Engine RPM540@2124
Engine RPM540@2143 (reversible)
Engine RPM1000@2208
Front PTOoptional
Front PTO Type1000
Engine RPM1000@2185
Dimensions
Wheelbase94.5 inches | 240 cm
Weight10064 to 11110 pounds
Front tire10.00-16
Rear tire18.4-34 (2WD)
Electrical
Groundnegative
Charging systemalternator
Charging amps90
Charging amps115
Charging amps150
Battery volts12
Battery AH110
Battery AH154

Engine

Engine detail
(no label)John Deere PowerTech 4045HL070
(no label)turbocharged diesel
(no label)4-cylinder
(no label)liquid-cooled
Displacement276 ci | 4.5 L
Bore/Stroke4.19x5.00 inches | 106 x 127 mm
EmissionsTier I
Power110 hp | 82.0 kW
Air cleanerdry
Rated RPM2300
Idle RPM875-2510
Operating RPM1000-2300
Torque273 lb-ft | 370.2 Nm
Torque RPM1500
Firing order1-3-4-2
Starter volts12
Starter power4 hp | 3.0 kW
Coolant capacity (Coolant)14.4 qts | 13.6 L
Intake valve clearance0.014 inches | 0.356 mm
Exhaust valve clearance0.018 inches | 0.457 mm
(no label)John Deere PowerTech 4045HL473
(no label)turbocharged diesel
(no label)4-cylinder
(no label)liquid-cooled
(no label)Used a Denso High-Pressure Common Rail (HPCR) fuel injection system. Also engine model 4045HL475
Displacement276 ci | 4.5 L
Bore/Stroke4.19x5.00 inches | 106 x 127 mm
EmissionsTier II
Power110 hp | 82.0 kW
Air cleanerdry
Rated RPM2300
Idle RPM845-2465
Torque346 lb-ft | 469.2 Nm
Torque RPM1500
Firing order1-3-4-2
Starter volts12
Starter power4 hp | 3.0 kW
Coolant capacity (Coolant)14.4 qts | 13.6 L
Intake valve clearance0.014 inches | 0.356 mm
Exhaust valve clearance0.018 inches | 0.457 mm
Engine oil
Oil capacity16.8 qts | 15.9 L
Oil change500 h
Oil capacity16.8 qts | 15.9 L
Oil change500 h

Transmission

Transmission options
(no label)12-speed fully synchronized
(no label)16-speed partial power shift
(no label)24-speed partial power shift
(no label)infinitely variable transmission
Transmission
TransmissionJohn Deere SyncroPlus
Typefully synchronized
Gears12 forward and 4 reverse
Clutchwet disc
Oil capacity55 qts | 52.1 L
Oil typeJD HyGard
(no label)Three gears (1-3) plus reverse (R) in four ranges (A-D). Directional, gear, and range changes are synchronized and may be shifting while moving by using the clutch. Optional creeper adds an additional nine forward and three reverse speeds for a total of 21-forward and 7-reverse. The SyncroPlus Power Reverser adds a fourth gear in the place of reverse, and includes a left-hand reverser lever, for 16 forward and reverse speeds.
TransmissionJohn Deere PowrQuad
Typepartial power shift
Gears16 forward and reverse
Clutchwet disc
Oil capacity51.8 qts | 49.0 L
Oil typeJD HyGard
(no label)Four gears (1-4) in four ranges (A-D) with reverser lever. Clutchless power shift between gears (1-4) and direction changes (power shuttle). Range shifts (A-D) are synchronized, and may be shifted while the tractor is moving by using the clutch. Optional creeper adds an additional twelve speeds for 28 forward and reverse. The PowrQuad uses a gear-shift lever while the PowrQuad Plus (cab tractors only) offers push-button gear shifting.
TransmissionJohn Deere PowrQuad Plus
Typepartial power shift
Gears24 forward and reverse
Clutchwet disc
Oil capacity52.8 qts | 50.0 L
Oil typeJD HyGard
(no label)Four gears (1-4) in six ranges (A-F) with reverser lever. Push-button power shifting between gears (1-4) and power shuttle directional shifting using the reverser lever. Ranges (A-F) may be shifted on the move by using the clutch. Optional AutoQuad offers automatic gear shifting to match load.
TransmissionJohn Deere IVT
Typeinfinitely variable transmission
Gearsinfinite forward and reverse
Oil capacity63.4 qts | 60.0 L
Oil typeJD Hy-Gard
(no label)Continuously-variable transmission with built-in creeper and left-hand reverser lever. Speed-adjusting dial sets the maximum speed for each band. Setting maximum speed of Band 1 to less than 2 KPH (1.3 MPH) engages creeper mode. Only available on cab tractors.

Dimensions

Tires
Standard tires (ag)Front: 10.00-16. Rear: 18.4-34 (2WD)
Standard tires (ag)Front: 13.6-24. Rear: 18.4-34 (4WD)
Dimensions
Wheelbase94.5 inches | 240 cm
Length162.7 inches | 413 cm
Min Width (Min)61.8 inches | 156 cm
Height98.3 inches | 249 cm
Clearance (front axle)23.1 inches (2WD) | 58 cm
Clearance (front axle)18 inches (4WD) | 45 cm
Front tread58.7 to 101.7 inches (2WD) | 149 to 258 cm
Front tread59.7 to 79.4 inches (4WD) | 151 to 201 cm
Rear tread63.1 to 90.6 inches | 160 to 230 cm
Weight
Shipping10,064 lbs | 4565 kg
Shipping10,474 lbs (4WD) | 4751 kg
Operating11,110 lbs (4WD cab) | 5039 kg
Max capacity (Max)17,635 lbs | 7999 kg
Max front axle11,685 lbs (2WD) | 5300 kg
Max front axle12,125 lbs (4WD) | 5499 kg
Max rear axle (Max)14,325 lbs | 6497 kg