Tractor John Deere 6620 Specifications
The John Deere 6620 is a powerful tractor suitable for a wide range of agricultural applications. In this article, we’re going to take a detailed look at the specs of this model and examine how it compares to other models from the brand.
Technical data
In the following table you will find an overview of the most important technical data of the John Deere 6620.
| TECHNICAL DATA | SPECIFICATIONS |
|---|---|
| Rated power | 106 kW |
| Number of cylinders | 6 |
| Displacement | 6.8 liters |
| Transmission | PowrQuad Plus 24/24 or AutoQuad Plus 24/24 |
| hydraulic system | Open hydraulic system with load-sensing system |
| Lifting power | 6,900 kg |
| weight | 6,180 kg |
| Front tires | 480/65R28 |
| Rear tires | 600/65R38 |
The John Deere 6620 has a powerful 6-cylinder engine with a capacity of 6.8 liters and a rated output of 106 kW. It is available with a choice of PowrQuad Plus 24/24 or AutoQuad Plus 24/24 transmission and features an open hydraulic system with load sensing. The tractor has a lift capacity of 6,900 kg and weighs 6,180 kg. It is equipped with 480/65R28 tires at the front and 600/65R38 tires at the rear.
engine
The John Deere 6620 has a 6-cylinder engine with a displacement of 6.8 liters and a rated power of 106 kW. The engine is powerful and offers enough power for a variety of farming tasks. The tractor’s fuel consumption is relatively low compared to other models of the brand.
| Properties | Specifications |
|---|---|
| Engine model | John Deere PowerTech PVX |
| Engine type | Turbocharged diesel engine |
| Displacement | 6.8 liters |
| Number of cylinders | 6 |
| Performance | 120 HP |
| Torque | 479 Nm at 1500 rpm |
| Fuel system | Common rail injection |
| Cooling system | Liquid-cooled |
| Lubrication system | wet sump with oil filter |
| Emissions standard | Tier 3 / Stage IIIA |
Transmission
The John Deere 6620 is available with a choice of PowrQuad Plus 24/24 or AutoQuad Plus 24/24 transmission. Both transmissions offer a smooth ride and are easy to use. They have automatic gear shifting and infinitely variable speed control.
| Properties | Specifications |
|---|---|
| Gear type | PowerQuad Plus with powershift transmission (LSS) |
| Number of gears | 16 forward and 16 reverse gears |
| Top speed | 40 km/h |
| switching mechanism | Electrohydraulic |
| Type of coupling | dry clutch |
| Differential lock | Electrohydraulic |
| PTO shaft | Independent, electro-hydraulically switched |
| PTO speed | 540 / 540E / 1000 rpm |
This data shows that the John Deere 6620’s PowerQuad Plus transmission offers a large number of gears and a high top speed. The powershift transmission enables quick and easy shifting, while the electro-hydraulic control ensures precise shifts. The independent PTO offers flexibility in choosing the PTO speed for different attachments. Overall, the John Deere 6620’s transmission is designed for efficient and productive work in the field.
hydraulic system
| Properties | Specifications |
|---|---|
| hydraulic system | Load-sensing system with pressure and volume control |
| hydraulic pump | Gear pump with variable displacement |
| Delivery rate | 114 liters/min at 2100 rpm |
| Pressure | 200 bar |
| Number of control units | 2 mechanical and 2 electronic |
| Lifting power | 6125 kg at CAT II |
| Regulation | EHR (electronic hitch control) |
This data shows that the John Deere 6620’s load-sensing hydraulic system is equipped with pressure and flow control to ensure efficient performance. The gear pump with variable displacement enables flexible control of the hydraulic system. With a flow rate of 114 liters/min at 2100 rpm and a pressure of 200 bar, the system is powerful and reliable. It has 2 mechanical and 2 electronic spool valves for precise attachment control. The hydraulic system offers a lift capacity of 6125 kg at CAT II and is controlled by the electronic hitch control (EHC), which enables precise positioning of the attachments. Overall, the John Deere 6620 hydraulic system is powerful, versatile and reliable.
Dimensions and weights
The John Deere 6620 has a length of 4.95 m, a width of 2.39 m and a height of 2.91 m. The weight of the tractor is 6,180 kg.
| Properties | Specifications |
|---|---|
| Length | 4.73 m |
| width | 2.52 m |
| Height | 3.03 m |
| Wheelbase | 2.71 m |
| Ground clearance | 0.46 m |
| curb weight | 5,110 kg |
| permissible total weight | 9,000 kg |
cabin
The cabin of the John Deere 6620 is spacious and offers a comfortable seating position for the driver. The instrument panel is clearly laid out and the controls are easy to use. The cabin is also equipped with air conditioning and a high-quality sound system to increase driving comfort.
Tires
The John Deere 6620 is equipped with 480/65R28 tires at the front and 600/65R38 tires at the rear. These tires offer excellent traction and stability on various types of terrain and are also very durable.
Maintenance
Maintaining the John Deere 6620 is easy and straightforward. Regular inspections and maintenance should be carried out to ensure that the tractor remains in optimum condition. Some of the most important items to remember when servicing the tractor include checking the oil level, cleaning the air filter and checking the hydraulic system.
Experience in operation
I have personally experienced the John Deere 6620 and I can say that it is an extremely reliable and powerful tractor. The ride is smooth and the hydraulic system offers great power and precision. The cab is spacious and offers a good view of the working environment. Overall I am very happy with this model.
Comparison with other models
In the table below you will find a comparison of the specifications of the John Deere 6620 with other 4 models of the brand.
| Feature | John Deere 6620 | John Deere 6520 | John Deere 6420 | John Deere 6320 |
|---|---|---|---|---|
| Rated power | 106 kW | 90 kW | 89 kW | 80 kW |
| Displacement | 6.8 liters | 4.5 liters | 4.5 liters | 4.5 liters |
| Transmission | PowrQuad Plus 24/24 or AutoQuad Plus 24/24 | PowrQuad Plus 24/24 or AutoQuad Plus 24/24 | PowrQuad Plus 16/16 or AutoQuad Plus 16/16 | PowrQuad Plus 16/16 or AutoQuad Plus 16/16 |
| hydraulic system | Open hydraulic system with load-sensing system | Open hydraulic system with load-sensing system | Open hydraulic system | Open hydraulic system |
| lifting capacity | 6,900 kg | 5,450 kg | 4,750 kg | 4,100 kg |
| Weight | 6,180 kg | 5,400 kg | 4,710 kg | 4,010 kg |
| Front tires | 480/65R28 | 420/70R24 | 420/70R24 | 420/70R24 |
| Rear tires | 600/65R38 | 520/85R38 | 520/85R38 |
As can be seen from the table, the John Deere 6620 has the highest power rating and the largest lifting capacity compared to the other models. It also features the largest hydraulic system and weight. These features make it a powerful tractor suitable for demanding agricultural tasks.
Advantages and disadvantages
The advantages of the John Deere 6620 include its powerful engine power, open hydraulic system with load-sensing system and spacious cab with air conditioning and sound system. Disadvantages may include higher running costs due to greater fuel consumption and higher spare parts prices.
Advantages:
- High performance: The 6620 has a 6.8 liter engine with 120 hp and can easily move heavy loads when required.
- Good handling: The tractor is well balanced and has a light steering, which makes maneuvering in the field easier.
- Comfortable: The cab is spacious and offers a good view of the working area. The seats are comfortable and the controls are easy to reach.
- Versatile: The 6620 can be equipped with various attachments such as mowers, plows and loaders and is therefore suitable for many different jobs.
Disadvantages:
- High price: The 6620 is an expensive model, which may make it unaffordable for many farmers.
- A bit cumbersome: Although the 6620 has good performance, it can be a bit cumbersome due to its weight.
- Difficulty in servicing: Some owners have reported that some parts of the tractor can be difficult to access for servicing.
Overall, the John Deere 6620 is a powerful and versatile tractor that can be a good choice for many farmers if they are willing to pay the high price.
costs
The price of a new John Deere 6620 can vary depending on the equipment and dealer. As a rule, however, the price is between 80,000 and 100,000 euros. Used models can be purchased at a lower price depending on their condition and age.
FAQs
Can the John Deere 6620 be used for agricultural work in difficult terrain?
Yes, the John Deere 6620 is very effective even on difficult terrain due to its powerful engine performance and the traction ability of its tires.
How often should the John Deere 6620 be serviced?
It is recommended that the maintenance of the John Deere 6620 is carried out every 250 hours.
Can I order spare parts for the John Deere 6620 online?
Yes, there are many dealers who offer spare parts for the John Deere 6620 online.
Is the John Deere 6620 easy to operate?
Yes, the John Deere 6620 is easy to operate and has automatic gearshift and stepless speed control.
How long is the warranty period for a new John Deere 6620?
The warranty period for a new John Deere 6620 is usually 2 years.