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What is the fuel capacity of John Deere 9RX 640 Four-track · e18 PowerShift?
1514 L
The cited OEM source lists Fuel tank for John Deere 9RX 640 Four-track · e18 PowerShift as 1514 L.
SOURCED MODEL TECHNICAL DATA
John Deere 9RX 640 Four-track · e18 PowerShift Oil, Fluid Capacities & Technical Data
John Deere 9RX 640 Four-track · e18 PowerShift — Fuel tank: 1514 L · DEF: 120 L · Engine oil: 60.8 L Sources, symptoms, measurements and verification on one page.
Quick answers
What is the DEF / AdBlue capacity of John Deere 9RX 640 Four-track · e18 PowerShift?
120 L
The cited OEM source lists DEF for John Deere 9RX 640 Four-track · e18 PowerShift as 120 L.
How much engine oil does John Deere 9RX 640 Four-track · e18 PowerShift take?
60.8 L
The cited OEM source lists Engine oil for John Deere 9RX 640 Four-track · e18 PowerShift as 60.8 L.
What is the coolant capacity of John Deere 9RX 640 Four-track · e18 PowerShift?
56.5 L
The cited OEM source lists Cooling system for John Deere 9RX 640 Four-track · e18 PowerShift as 56.5 L.
What is the hydraulic capacity or reference value for John Deere 9RX 640 Four-track · e18 PowerShift?
242.3 L
The cited OEM source lists Hydraulic/transmission/axle oil with 3-point+PTO for John Deere 9RX 640 Four-track · e18 PowerShift as 242.3 L.
What is the engine displacement of John Deere 9RX 640 Four-track · e18 PowerShift?
13.6 L
The cited OEM source lists Engine displacement for John Deere 9RX 640 Four-track · e18 PowerShift as 13.6 L.
What is the power rating of John Deere 9RX 640 Four-track · e18 PowerShift?
640 hp
The cited OEM source lists Rated power for John Deere 9RX 640 Four-track · e18 PowerShift as 640 hp.
What is the Rated engine speed value for John Deere 9RX 640 Four-track · e18 PowerShift?
2100 rpm
The cited OEM source lists Rated engine speed for John Deere 9RX 640 Four-track · e18 PowerShift as 2100 rpm.
Quick technical specification
Engine displacement
13.6 L
Rated power
640 hp
Rated engine speed
2100 rpm
Transmission forward speeds
18 speed
Standard hydraulic flow
208 L/min
Optional hydraulic flow
416 L/min
Fuel tank
1514 L
DEF tank
120 L
Engine oil
60.8 L
Cooling system
56.5 L
Oil, fluids, energy and capacities
Fuel tank
1514 L
DEF
120 L
Engine oil
60.8 L
Cooling system
56.5 L
Hydraulic/transmission/axle oil with 3-point+PTO
242.3 L
Expected values / measurement references
Engine displacement
13.6 L
Rated power
640 hp
Rated engine speed
2100 rpm
Transmission forward speeds
18 speed
Standard hydraulic flow
208 L/min
Optional hydraulic flow
416 L/min
Fuel tank
1514 L
DEF tank
120 L
Model-specific OEM reference checks
9RX 640 Four-track · e18 PowerShift: published Engine displacement reference is 13.6 L. Measurements on the same variant/year scope should use this value as the reference.
9RX 640 Four-track · e18 PowerShift: published Rated power reference is 640 hp. Measurements on the same variant/year scope should use this value as the reference.
9RX 640 Four-track · e18 PowerShift: published Rated engine speed reference is 2100 rpm. Measurements on the same variant/year scope should use this value as the reference.
9RX 640 Four-track · e18 PowerShift: published Transmission forward speeds reference is 18 speed. Measurements on the same variant/year scope should use this value as the reference.
9RX 640 Four-track · e18 PowerShift: published Standard hydraulic flow reference is 208 L/min. Measurements on the same variant/year scope should use this value as the reference.
9RX 640 Four-track · e18 PowerShift: published Optional hydraulic flow reference is 416 L/min. Measurements on the same variant/year scope should use this value as the reference.
Diagnostic entry symptoms
PTO speed drops under load
Insufficient SCV flow
Transmission/traction slip or power loss
SCR/DPF derate
Measurement and test approach
Measure SCV flow and pressure with hydraulic oil at operating temperature.
Record PTO speed/torque request together with engine load.
Check power supply, termination and error counters on J1939/ISOBUS.
Root-cause discrimination
Separate engine derate from excessive hydraulic load demand.
For hitch/PTO faults, separate sensor calibration, solenoid/valve faults and mechanical load.
DTC / SPN / FMI context
Preserve J1939 SPN/FMI, implement ISOBUS errors and manufacturer controller codes together.
Post-repair verification
During PTO, SCV, transport and field-load cycles, codes/derate must not return and hydraulic flow plus engine load should remain stable.
Maintenance / service reference
Engine oil and filter: 500-hour reference with qualifying John Deere Plus-50 II / low-sulfur fuel conditions; otherwise 250 hours.
Primary fuel filters: 500 hours; engine air filter: 1000-hour/annual reference.
Electrical and network
Power supply, engine ECU, transmission, hitch/PTO and implement ISOBUS/J1939 networks are evaluated together.
Sensors, actuators and observation points
9RX 640 Four-track · e18 PowerShift: Engine load, rail pressure, boost and aftertreatment.
9RX 640 Four-track · e18 PowerShift: SCV pressure/flow and hydraulic-oil temperature.
9RX 640 Four-track · e18 PowerShift: PTO speed/load and hitch position.
9RX 640 Four-track · e18 PowerShift: Wheel/radar speed and transmission slip.
OEM primary sources
Continue with related models and classes
Technical data centers
Evidence boundary
Only exact values published by the cited source are shown numerically. Pins, torque, pressure, resistance or service thresholds not publicly published are not invented; use the VIN/model-year/calibration-matched OEM service procedure.
Sources & freshness
Sources & freshness
Exact technical values, prices and failure rates are not invented without verified vehicle/manufacturer evidence.