New Holland T9.505 4WD Tractor Specs, Engine & Performance

New Holland T9.505 – Ultra-High Power 4WD Tractor Overview & Specifications

The New Holland T9.505 is a high-output articulated four-wheel-drive (4WD) tractor engineered for extreme-duty agricultural applications. Produced from 2011 to 2014, it sits above the T9.450 and delivers substantially higher drawbar and PTO performance, making it ideal for deep ripping, heavy tillage, and large air seeding systems.
Manufactured by New Holland in Fargo, North Dakota, USA, the T9.505 is designed for large commercial farms and professional contractors operating in demanding environments.


Key Information

Item Details
Series T9 Series
Type Four-Wheel Drive (4WD) Tractor
Production Years 2011 – 2014
Manufacturer New Holland
Assembly Location Fargo, North Dakota, USA
Drive System Articulated 4WD

Engine

Item Specification
Engine Manufacturer FPT
Engine Type FPT Cursor
Displacement 12.9 L
Cylinders 6-cylinder diesel
Aspiration Turbocharged
Rated Engine Power 457 hp (340.8 kW)
Fuel Tank Capacity 230 gal / 870.6 L
Fuel Tank (HD Option) 325 gal / 1,230.1 L
DEF (AdBlue) Capacity 46 gal / 174.1 L

The large-displacement 12.9L FPT engine delivers massive torque and stable power output during continuous heavy-load operation.


Transmission

Item Specification
Transmission Type 16-speed Full PowerShift

The PowerShift transmission allows smooth gear changes under load, improving productivity and reducing operator fatigue.


Power & Performance

Category Output
Engine Power 457 hp
Drawbar Power (Tested) 365.60 hp (272.6 kW)
PTO Power (Tested) 451.28 hp (336.5 kW)

Exceptional tested results confirm the T9.505’s capability to handle the largest implements and the heaviest draft loads.


Mechanical Features

Item Specification
Drive Four-wheel drive (4WD)
Brakes Hydraulic wet disc brakes
Cab Standard enclosed cab

The articulated chassis provides excellent traction and stability across wide working widths.


Hydraulics

Item Specification
System Type Closed center load sensing
System Pressure 2000 psi / 137.9 bar
Rear Remote Valves 4 – 8
Pump Flow 45 gpm / 170.3 L/min
Total Flow Options 42 – 57 gpm
MegaFlow Options 98 – 113 gpm (370.9 – 427.7 L/min)

High-capacity hydraulic configurations support large air seeders, planters, and multi-function implements.


Hitch & PTO

Rear Hitch

Item Specification
Hitch Type Category 4N / 3
Rear Lift Capacity (24 in / 610 mm) 20,000 lbs / 9,072 kg

PTO

Item Specification
Rear PTO Optional
Rear PTO Type 1000 (1-3/4)

Dimensions & Weight

Item Measurement
Wheelbase 148 in / 375 cm

The long wheelbase enhances stability and pulling performance during extreme draft applications.


Electrical System

Item Specification
Ground Negative
Charging System Alternator
Charging Output 200 amps
Batteries 2
Battery Rating 1000 CCA
Battery Voltage 12 V

Photos

Official photos of the New Holland T9.505 are limited. The model shares its core chassis and layout with other early-generation T9 Series tractors.


Tests & Applications

Performance testing shows the New Holland T9.505 excels in:

  • Deep ripping and heavy tillage

  • Large air seeders and planters

  • High-draft cultivation

  • Commercial and contractor farming operations


Why Choose the New Holland T9.505?

✔ Powerful 457 hp output
✔ Outstanding tested drawbar and PTO performance
✔ Large fuel capacity for extended operation
✔ Built for the most demanding large-scale farming tasks

The New Holland T9.505 is a robust, export-ready 4WD tractor designed to deliver maximum productivity and durability in the world’s toughest agricultural environments.

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