The New Holland T9.390 tractor hydraulic oil capacity was not listed in the scraped specs, but hydraulic pump flow is 45 gpm | 170.3 lpm, hydraulic pressure is 2000 psi | 137.9 bar, and hydraulic type is closed center load sensing.
New Holland T9.390 Hydraulic Capacity & Flow Specs
| Hydraulic type | closed center load sensing |
|---|---|
| Hydraulic pressure | 2000 psi | 137.9 bar |
| Pump flow | 45 gpm | 170.3 lpm |
| Total hydraulic flow | 40 gpm | 151.4 lpm |
| Rear remotes | 4 to 8 |
New Holland T9.390 Hitch, Remote & Lift Specs
| Rear hitch type | 4N/3 |
|---|---|
| Rear lift at 24 inches | 20,000 lbs | 9072 kg |
New Holland T9.390 Useful Hydraulic Calculations
| Total flow vs pump flow | 88.9% of listed pump flow |
|---|---|
| Rear lift per pump gpm | 444.4 lb per gpm |
| Estimated hydraulic horsepower | about 52.5 hydraulic hp from listed pressure and pump flow |
New Holland T9.390 Hydraulic Comparison Charts
Pump flow comparison
Hydraulic pressure comparison
Rear lift comparison
Benchmarks use practical low, average and high ranges for the large ag tractor category. These are comparison guides only; use the operator manual and exact tractor configuration before buying parts, oil, loaders or hydraulic implements.
New Holland T9.390 Steering, Brakes & Mechanical Hydraulic Notes
| Brakes | Hydraulic wet disc brakes |
|---|
New Holland T9.390 Hydraulic Capacity FAQ
Why is the New Holland T9.390 hydraulic oil capacity not shown here?
The scraped specs do not list a hydraulic oil capacity for the New Holland T9.390, but pump flow is 45 gpm | 170.3 lpm, pressure is 2000 psi | 137.9 bar, system type is closed center load sensing, and lift is listed as 20,000 lbs | 9072 kg. For oil fill amount, use the manual or fill/check procedure, not pump flow or pressure.
Will the New Holland T9.390 hydraulics feel fast or slow?
The useful speed clue is 45 gpm | 170.3 lpm pump flow, close to the 50 gpm benchmark for this group. It should be normal for general tractor hydraulic work, assuming the pump and valves are healthy.
What does the New Holland T9.390 hydraulic pressure tell you?
The pressure spec is 2000 psi | 137.9 bar, below the 3,100 psi benchmark. Pressure is the force side of hydraulics, so this matters more for lift and cylinder push than for speed.
What matters most for loader speed on the New Holland T9.390?
On the New Holland T9.390, 45 gpm | 170.3 lpm pump flow is around normal for loader/cylinder speed, 2,000 psi pressure affects force more than speed, and 20,000 lb listed lift is the number to watch for implement weight. Flow is the speed number; pressure and lift are the force numbers.
How do you judge hydraulic implement fit on the New Holland T9.390?
For implement matching, the useful checks are 45 gpm flow, 2,000 psi pressure, 20,000 lb listed lift, and 4 to 8 remote/valve listing. That combination is in the normal flow range for this size group, not a brute-force hydraulic setup compared with higher-pressure systems, and better suited to heavier mounted implements, so match the implement by hydraulic demand, hitch category and actual tractor setup rather than model name alone.
Is the New Holland T9.390 rear lift capacity strong?
The listed lift figure is 20,000 lbs | 9072 kg, above the 15,500 lb benchmark. That points to a stronger hitch setup, but ballast, tire grip and implement length can still be the real limit.
Are the New Holland T9.390 hydraulic remotes enough?
The New Holland T9.390 remote/valve listing is 4 to 8. Because that wording may be optional or configuration-dependent, treat it as a setup check before buying an implement that needs rear hydraulic outlets.
Will the New Holland T9.390 hydraulics handle long hydraulic jobs?
The useful heat clues are 45 gpm flow, 2,000 psi pressure, and about 52.5 hydraulic hp by the pressure-flow estimate. Heat risk still depends on load, duty cycle, oil level, cooler condition and implement demand.
How much hydraulic power does the New Holland T9.390 make on paper?
Using 2,000 psi and 45 gpm, the rough pressure-flow estimate is about 52.5 hydraulic hp. That is a serious hydraulic power figure for demanding hydraulic functions. It is a comparison number, not engine horsepower.
What do the New Holland T9.390 hitch hydraulic specs mean?
The hitch-side hydraulic clues are that rear hitch type is 4N/3 and listed lift is 20,000 lbs | 9072 kg. For real implement choice, hitch category gets it connected, lift capacity gets it raised, and hydraulic flow gets cylinders moving at a usable speed.
Hydraulic capacity, pressure, flow, valves, remotes and lift specs can vary by year, market, transmission, pump option, loader package and tractor configuration. Check the operator manual, hydraulic oil dipstick/sight glass, parts book and official newholland.com website before buying hydraulic oil, servicing the system or sizing hydraulic implements.
