John Deere 6620 Premium

John Deere 6620 Premium 6020 Series Technical Specifications

John Deere 6620 Premium is a Row-Crop tractor that was produced by the John Deere between 2001 – 2006.

Below you will find detailed technical specifications for John Deere 6620 Premium covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

John Deere 6620 Premium Production

Manufacturer: John Deere
Type: Utility tractor

John Deere 6620 Premium Electrical

Ground: negative
Charging system: alternator
Charging amps: 90
Battery volts: 12

John Deere 6620 Premium Mechanical

Chassis: 4×4 MFWD 4WD
Steering: hydrostatic power
Brakes: wet disc
Cab: Cab standard.
Transmission: 24-speed partial power shift


Type: closed center load sensing
Pressure: 2900 psi
200.0 bar
Pump flow: 25.4 gpm
96.1 lpm

Tracktor Hitch

Rear Type: II/IIIN
Rear lift: 16,360 lbs
7420 kg

Power Take-off (PTO)

Rear PTO: independent
Rear RPM: 540/1000

John Deere 6620 Premium Engine detail

Engine Detail
John Deere 6068T
turbocharged intercooled diesel
Displacement: 414.1 ci
6.8 L
Bore/Stroke: 4.19×5.00 inches
106 x 127 mm
Rated Power (ECE R24): 125 hp
93.2 kW
Rated RPM: 2300
Idle RPM: 850-2460
Operating RPM: 1300-2300
Torque: 392.0 lb-ft
531.6 Nm
Torque RPM: 1500
Firing order: 1-5-3-6-2-4
Starter: electric
Starter volts: 12
Intake valve clearance: 0.014 inches
0.356 mm
Exhaust valve clearance: 0.018 inches
0.457 mm

John Deere 6620 Premium Transmission overview

Engine Oil

Transmission: PowrQuad Plus
Type: partial power shift
Gears: 24 forward and reverse

John Deere 6620 Premium Dimensions

John Deere 6620 Premium Weight
  11,532 lbs
5230 kg
Max capacity: 18,740 lbs
8500 kg
Max front axle: 9,039 lbs
4100 kg
  9,921 lbs
4500 kg (braked axle)
Max rear axle: 15,210 lbs
6899 kg


Is John Deere 6620 Premium a good tractor?

The John Deere 6620 Premium is one of the great tractors in the John Deere stable, and it has earned John Deere a fantastic reputation.

How much oil does a John Deere 6620 Premium take?

Check out the John Deere 6620 Premium oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year John Deere made the 6520 Premium

The John Deere 6620 Premium was an agricultural tractor model made from 2001 – 2006

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