John Deere 9RX 640 Tracked Tractors (4 Tracks)
John Deere 9RX 640
Average price
$631,096.37
5+
sold in last year
General overview
The John Deere 9RX 640 is a wheeled tractor designed for demanding field work in large-scale farm operations. It is powered by a diesel engine with 13.6 L (827 cu in) displacement and is rated at 464 kW (631.6 hp), placing it in a high-power tractor class for heavy agricultural work.
This model uses a full power shift transmission and meets Tier IV emission standard level. Implement handling is supported by a rear hitch category (SAE designation) of Cat-IVN/IV, a maximum lift capacity behind lift points of 6,804 kg (15,000 lb), and a closed center pressure/flow compensated hydraulic system with pump rated output of 208.2 L/min (55 gpm). It also has a rated PTO power of 246 kW (335 hp), electronic SCV control, and 4 to 8 rear selective control valves with electrohydraulic draft sensing.
Year
2021, 2022, 2023, 2024, 2025
Country of manufacturing
United States
General specifications
Dimensions
Width
Height
Length
Weight
3,810 mm
~150 in
3,710 mm
~146.1 in
8,790 mm
~346.1 in
25,546 kg
~56,319.3 lb
Tire or Track Type
4 Tracks
Engine Power
631.6 hp
Track Width
0.76 m
Additional specifications
Emission standard level
Tier IV
Engine type
Diesel
Displacement
826.9 cu(in)
Rated PTO power
335 hp
Speeds
2,100 rpm
Transmission type
Full power shift
Rear hitch category (SAE designation)
Cat-IVN/IV
Maximum lift capacity behind lift points
6,804 kg
Fuel tank
1,514 L
Cab glass area
6.64 sq(m)
Hydraulic system type
Closed center pressure/flow compensated
Pump rated output
208.2 L/min
Number of rear selective control valves
4 to 8
SCV control
Electronic
Sensing type
Electrohydraulic with draft sensing
John Deere 9RX 640 Tracked Tractors (4 Tracks) Listings
$638,760
1514 L
826.9 cu(in)
335 hp
1454 hours
Moses Lake, United States
$696,500
631.6 hp
Tier IV
Diesel
471 hours
Holland, United States
$712,500
208.2 L/min
4 to 8
Electronic
395 hours
Athens, United States
$699,500
826.9 cu(in)
Cat-IVN/IV
Closed center pressure/flow compensated
452 hours
Sodus, United States
$693,900
631.6 hp
Tier IV
Diesel
489 hours
Sodus, United States
$663,170
4 Tracks
2,100 rpm
1514 L
923 hours
Hawley, United States
$713,900
631.6 hp
Tier IV
Diesel
489 hours
Jonesville, United States
$734,780
Diesel
826.9 cu(in)
Cat-IVN/IV
696 hours
Kennedy, United States
$693,900
631.6 hp
4 Tracks
Tier IV
489 hours
Lagrange, United States
$716,500
631.6 hp
Tier IV
Diesel
473 hours
Warsaw, United States
$739,500
4 Tracks
Power Shift
6804 kg
234 hours
Winamac, United States
$713,900
4 Tracks
Tier IV
Yes
488 hours
Kent City, United States
$694,500
Diesel
Power Shift
Closed center pressure/flow compensated
485 hours
Sodus, United States
$712,500
631.6 hp
4 Tracks
Tier IV
497 hours
Monticello, United States
$693,900
631.6 hp
4 Tracks
Diesel
490 hours
Hastings, United States
$694,500
Tier IV
4 to 8
Electronic
484 hours
Union, United States
$714,500
631.6 hp
4 Tracks
Tier IV
298 hours
Three Rivers, United States
$700,800
631.6 hp
4 Tracks
Tier IV
579 hours
Lisbon, United States
$718,410
631.6 hp
Diesel
0.76 m
538 hours
Hawley, United States
$479,900
631.6 hp
4 Tracks
Tier IV
1012 hours
Atwood, United States
Compare John Deere 9RX 640 Tracked Tractors (4 Tracks) to other tracked tractors (4 tracks)
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John Deere 9RX 640 Tracked Tractors (4 Tracks)
631.6 hp
25546 kg
8790 mm × 3810 mm × 3710 mm
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4.0
Rating
Based on ratings and reviews from verified buyers.
Overall rating
1 reviews
5
4
3
2
1
Performance & Productivity
5.0
Reliability & Durability
4.0
Comfort & Ergonomics
4.0
Safety
4.0
Technology & Features
5.0
Trent Stenberg
About 3,000 hours on ours now and it's still tight. Cab comfort and visibility hold up over a 15-hour day in sandy loam. Auto-steer with RTK keeps us inside an inch pass to pass on the mulch finisher.
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Most popular
What is the average price of a John Deere 9RX 640?
No confirmed market price is supplied. Check current listings and compare condition, location, and configuration.
What are the key advantages of the John Deere 9RX 640?
Listed features include 471 kW (631.6 hp) engine power, a full power shift transmission, a closed center pressure/flow compensated hydraulic system, and 4 to 8 electronically controlled rear selective control valves. Maximum lift capacity behind lift points is 6,804 kg (15,000 lb).
What type of engine does the 9RX 640 use?
The 9RX 640 uses a Tier IV diesel engine with 826.9 cu in displacement.
How much horsepower does the 9RX 640 have?
Engine power is 471 kW (631.6 hp). Rated PTO power is 249.8 kW (335 hp).
What fuel does the John Deere 9RX 640 use?
The John Deere 9RX 640 uses diesel fuel. Its fuel tank capacity is 1,514 L (400 US gal).
What jobs is this Tractors best suited for?
The supplied data does not specify intended jobs. Its listed engine power, hydraulic output, rear hitch, and rear selective control valves indicate equipment capability, but specific task suitability is not confirmed.
What is the expected lifespan of the 9RX 640?
No expected service-life figure is supplied. Assess maintenance records, operating history, engine condition, transmission operation, hydraulic performance, hitch function, and tire or track condition when evaluating a unit.
What should a buyer check when purchasing a used Tractors?
Check maintenance records, engine starting and operation, full power shift transmission performance, hydraulic pump and rear selective control valve operation, rear hitch and draft sensing, fuel system condition, cab glass, and tire or track condition. Confirm the machine's configuration matches the intended equipment.
