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New Holland Workmaster 55 Specs ( 2009-2014 )

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Overview

The New Holland Workmaster 55 is a utility farm tractor produced from 2009 to 2014, equipped with a 54 hp FPT 2.9L 3-cylinder turbocharged diesel engine. It features a 12-speed power shuttle transmission and a standard cab, with a recorded operating weight of 6,800 lbs.

Ideal Applications

Tested PTO Performance: According to Nebraska Tractor Test 2012A, the tractor produced 49.36 hp at rated engine speed with a fuel consumption rate of 3.5 gallons per hour.
Transmission Configuration: The drivetrain utilizes a 12-speed power shuttle system with four synchronized gears across three synchronized ranges, providing 12 forward and 12 reverse gears.
Hydraulic System and Lift: The open center hydraulic system provides a 12.6 gpm pump flow and is rated for a rear lift capacity of 2,580 lbs at 24 inches behind the hitch points.

Production

Description Utility tractor / Original price was $60,806 in 2022
Manufacturer New Holland

Engine

Engine type FPT 2.9L 3-cyl diesel
Fuel tank 13.5 gal (51.1 L)
Air cleaner dual dry element
Bore/Stroke 4.09x4.53 inches (104 x 115 mm)
Compression 23.4:1
Description FPT S8000 / turbocharged diesel / 3-cylinder / liquid-cooled
Displacement 179 ci (2.9 L)
Emission control exhaust-gas recirculation and diesel oxidation catalyst
Emissions Tier 4
Power (gross) 54 hp (40.3 kW)
Rated RPM 2300
Starter electric
Starter volts 12
Engine (gross) 54 hp (40.3 kW)
PTO (claimed) 40 hp (29.8 kW)
PTO (tested) 49.36 hp (36.8 kW)

Transmission

Clutch 11-inch dry organic plate
Description Four synchronized gears in three synchronized ranges with power shuttle.
Gears 12 forward and reverse
Transmission type 12-speed power shuttle
Type power shuttle

Mechanical

Cab Cab standard
Description Power steering
Differential lock mechanical rear differential lock with foot pedal, limited slip front axle (4WD)
Drive type Four-wheel drive
Steering hydrostatic power

Hydraulics

Mid valves 2
Pump flow 12.6 gpm (47.7 lpm)
Rear valves 2 or 3
Steering flow 7.6 gpm (28.8 lpm)
Total flow 16.9 gpm (64.0 lpm)
Type open center
Valves 1 or 2

Hitch

Control position control and mechanical draft sensing
Rear lift (at 24"/610mm) 2,580 lbs (1170 kg)
Rear Type 2/1

PTO

Clutch wet disc
Engine RPM 540@1960
Rear PTO independent
Rear PTO Type 540 (1.375)

Electrical

Battery CCA 800
Battery volts 12
Charging amps 55
Charging system alternator
Charging volts 12
Ground negative

Dimensions & Tires

Height 95.9 inches (243 cm)
Height (cab) 99.8 inches (253 cm)
Height (ROPS) 154.1 inches (391 cm)
Length 100.2 inches (254 cm)
Shipping weight 3,770 lbs (2WD) (1710 kg)
Weight 6800 lbs (3084 kg)
Wheelbase 83.6 inches (212 cm)
Width 67.7 inches (171 cm)
Front tire 11.2x24
Rear tire 16.9-30
Weight 6800 lbs (3084 kg)
Wheelbase 83.6 inches (212 cm)
Standard tires (ag) Front: 11.2x24. Rear: 16.9-30

Nebraska Tractor Test 2012A

Description Diesel 8-speed 4WDDecember 7 - 9, 2011Link: Nebraska Tractor Test 2012A file / PTO performance
Fuel use 3.5 gal/hour (13.2 l/hour) / 3.4 gal/hour (12.9 l/hour)
Power at rated engine speed 49.36 hp (36.8 kW)
Power at rated PTO speed 48.94 hp (36.5 kW)

New Holland Workmaster 55 attachments

Description front-end loader

Variants

Farmall 55A similar CaseIH model

Nebraska Tractor Test Results

Test #2012A
Download PDF
Test Date: December 7 to 9, 2011
Location: Nebraska Tractor Test Laboratory, University of Nebraska, Lincoln Nebraska 68583-0832

This section is compiled from original Nebraska Tractor Test PDFs using AI-assisted extraction and human review. For full verification, download the source PDF above. Differences between reports, incomplete source data, and occasional extraction or data entry mistakes can occur.

Maximum Power & Fuel Consumption

Rated Engine Speed
49.36 hp
N/A lb/hp·hr
Standard PTO Speed
48.94 hp
@ N/A rpm PTO

Torque Statistics

Maximum Torque 115 lb.-ft. (156 Nm) at 1850 rpm
Torque Rise 19.7%

PTO Power Curve

57 43 29 14 0 0 hp @ 0 rpm 0 0 49 hp @ 0 rpm 49 0 44 hp @ 0 rpm 44 0 33 hp @ 0 rpm 33 0 23 hp @ 0 rpm 23 0 14 hp @ 0 rpm 14 0 MAX: 49.4 HP ENGINE RPM POWER (HP)

Varying Power & Fuel Consumption

Click column headers to sort

Power RPM gal/hr lb/hp·hr hp·hr/gal DEF gal/hr
49.36 2700 3.49 0.50 14.16 N/A
44.07 2837 3.21 0.51 13.73 N/A
33.41 2864 2.63 0.56 12.71 N/A
22.54 2896 2.10 0.66 10.73 N/A
13.50 2917 1.70 0.89 7.94 N/A
N/A 2950 1.18 N/A N/A N/A