The New Holland 8670A tractor hydraulic capacity is 37 gal | 140.0 L, pump flow is 31 gpm | 117.3 lpm, and hydraulic pressure is 3000 psi | 206.8 bar.
Hydraulic Capacity37 gal | 140.0 L
Hydraulic Flow31 gpm | 117.3 lpm
Pressure3000 psi | 206.8 bar
Hydraulic Typeclosed center load-sensing
Valves / Remotes3 or 4
Lift Capacity14427 lbs | 6544 kg
New Holland 8670A Hydraulic Capacity & Flow Specs
Hydraulic type
closed center load-sensing
Hydraulic capacity
37 gal | 140.0 L
Hydraulic pressure
3000 psi | 206.8 bar
Pump flow
31 gpm | 117.3 lpm
Hydraulic valves
3 or 4
New Holland 8670A Hitch, Remote & Lift Specs
Rear hitch type
III
Rear hitch control
electronic draft sensing
Rear lift
14427 lbs | 6544 kg
New Holland 8670A Useful Hydraulic Calculations
Pump flow per gallon of hydraulic capacity
0.8 gpm per gal
Hydraulic tank turnover estimate
about 1.2 minutes at rated pump flow
Rear lift per pump gpm
465.4 lb per gpm
Rear lift per hydraulic gallon
389.9 lb per gal
Estimated hydraulic horsepower
about 54.3 hydraulic hp from listed pressure and pump flow
Metric capacity vs pump flow
140 L capacity with 31 gpm pump flow
New Holland 8670A Hydraulic Comparison Charts
Hydraulic capacity comparison
This model
37 gal
Average
42 gal
Low
22 gal
High
80 gal
Pump flow comparison
This model
31 gpm
Average
50 gpm
Low
25 gpm
High
90 gpm
Hydraulic pressure comparison
This model
3,000 psi
Average
3,100 psi
Low
2,600 psi
High
3,700 psi
Rear lift comparison
This model
14,427 lb
Average
15,500 lb
Low
9,000 lb
High
26,000 lb
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 8670A Steering, Brakes & Mechanical Hydraulic Notes
Steering
Power steering
Differential lock
electro-hydraulic
New Holland 8670A Hydraulic Capacity FAQ
Is the New Holland 8670A hydraulic capacity big or small for its size?
The New Holland 8670A lists 37 gal | 140.0 L of hydraulic capacity, which is close to the 42 gal benchmark for this group. It is a normal-sized hydraulic oil volume for this tractor class, so the bigger performance clues are flow, pressure and lift.
Will the New Holland 8670A hydraulics feel fast or slow?
The useful speed clue is 31 gpm | 117.3 lpm pump flow, below the 50 gpm benchmark for this group. Expect hydraulic functions to be steady rather than fast, especially with loaders or big cylinders.
What does the New Holland 8670A hydraulic pressure tell you?
The pressure spec is 3000 psi | 206.8 bar, close to the 3,100 psi benchmark. That is a normal working-pressure number for this tractor category.
What matters most for loader speed on the New Holland 8670A?
On the New Holland 8670A, 31 gpm | 117.3 lpm pump flow points to slower loader and cylinder movement, 3,000 psi pressure affects force more than speed, and 14,427 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 8670A?
For implement matching, the useful checks are 31 gpm flow, 3,000 psi pressure, 14,427 lb listed lift, and 3 or 4 remote/valve listing. That combination is more likely to feel slow on loaders, rear remotes and large cylinders and normal on pressure for the class, so match the implement by hydraulic demand, hitch category and actual tractor setup rather than model name alone.
Is the New Holland 8670A rear lift capacity strong?
The listed lift figure is 14427 lbs | 6544 kg, close to the 15,500 lb benchmark. It is in the normal range, so implement length and ballast matter as much as the headline lift number.
Are the New Holland 8670A hydraulic remotes enough?
The New Holland 8670A remote/valve listing is 3 or 4. 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 8670A hydraulics handle long hydraulic jobs?
The useful heat clues are 37 gal of hydraulic capacity, 31 gpm flow, 3,000 psi pressure, and about 54.3 hydraulic hp by the pressure-flow estimate. That is a fairly normal flow-to-oil-volume relationship for mixed tractor work.
How much hydraulic power does the New Holland 8670A make on paper?
Using 3,000 psi and 31 gpm, the rough pressure-flow estimate is about 54.3 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 8670A hitch hydraulic specs mean?
The hitch-side hydraulic clues are that rear hitch type is III, hitch control is electronic draft sensing, and listed lift is 14427 lbs | 6544 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.
Official information note
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.
