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New Holland TN55 Specs ( 1999-2004 )

Name: New Holland TN55
Brand: New Holland

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Nebraska Test #330

New Holland TN 55D DIESEL

Max Drawbar HP 35.3 hp

Max Pull 6,375 lbs

Max Torque 3 lb-ft

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Overview

The New Holland TN55 is a utility farm tractor manufactured between 1999 and 2004 in Jesi, Italy, featuring an Iveco 2.9L three-cylinder diesel engine rated at 50 net horsepower. It was produced in multiple configurations including 2WD, 4WD, and a SuperSteer variant, with an operating weight range of 4,565 to 5,675 pounds depending on the cab and drive setup. Testing conducted in 1999 recorded a maximum PTO output of 43.0 hp and a maximum drawbar pull of 6,375 lbs.

Ideal Applications

Tested Performance Metrics: OECD Tractor Test 1900 verified a maximum PTO power of 43.0 hp and a drawbar power of 35.3 hp with a fuel consumption rate of 2.7 gallons per hour at maximum power.

Transmission and Drive Options: The tractor is equipped with several gearbox options, ranging from an 8-speed gear transmission to a 32-speed Dual Command system featuring a two-speed power shift and power shuttle.

Hydraulic and Hitch Specifications: The open center hydraulic system provides 12.4 gpm of pump flow at 2,755 psi, supporting a Category II rear hitch with a lift capacity of 3,962 lbs measured at 24 inches.

Production

Description	Utility tractor / Built in Jesi, Italy / Original price was $30,000 in 2000
Manufacturer	New Holland

Engine

Engine type	Iveco 2.9L 3-cyl diesel
Air cleaner	dual paper elements
Bore/Stroke	4.094x4.528 inches (104 x 115 mm)
Compression	18:1
Description	Iveco 8035 / diesel / 3-cylinder / liquid-cooled
Displacement	179 ci (2.9 L)
Power (gross)	53 hp (39.5 kW)
Power (net)	50 hp (37.3 kW)
Rated RPM	2300
Starter volts	12
Torque	148 lb-ft (200.7 Nm)
Torque RPM	1400
Drawbar (tested)	35.3 hp (26.3 kW)
Engine (gross)	53 hp (39.5 kW)
Engine (net)	50 hp (37.3 kW)
PTO (claimed)	42 hp (31.3 kW)
PTO (tested)	43.0 hp (32.1 kW)

Transmission

Clutch	280mm dry disc / dry disc (mechanical shuttle) / dry disc (mechanical shuttle) / wet discs
Description	Four gears (1-4) in two ranges (A/B) with mechanical shuttle. Non-synchronized transmission, available only on the base TN55 model. / Four synchronized gears (1-4) in two ranges (A/B). Available as either mechanical shuttle or power shuttle. / Four synchronized gears (1-4) in four ranges (A-D). Available as either mechanical shuttle or power shuttle. Standard transmission on the TN55D and TN55S. / Four synchronized gears (1-4) in four ranges (A-D) with two-speed push-button power shift. Left-hand power shuttle.
Gears	8 forward and reverse / 8 forward and reverse / 16 forward and reverse / 32 forward and 16 reverse
Transmission	Synchro Command / Synchro Command Plus / Dual Command
Type	gear / partially synchronized / partially synchronized / two-speed power shift
Transmission type	8-speed gear / 8-speed partially synchronized / 16-speed partially synchronized / 32-speed two-speed power shift
Transmission type	8-speed gear / 8-speed partially synchronized / 16-speed partially synchronized / 32-speed two-speed power shift

Mechanical

Cab	Two-post folding ROPS. Cab optional.
Description	Power steering / Differential hydraulic wet disc brakes
Drive type	Two- or four-wheel drive
Final drives	planetary

Capacity

Fuel	17.3 gal (65.5 L)
Hydraulic system	11.1 gal (42.0 L)

Hydraulics

Capacity	11.1 gal (42.0 L)
Pressure	2755 psi (190.0 bar)
Pump flow	12.4 gpm (46.9 lpm)
Steering flow	7.2 gpm (27.3 lpm)
Type	open center
Valves	1 or 2

Hitch

Rear lift (at 24"/610mm)	3962 lbs (1797 kg)
Rear Type	II

PTO

Clutch	dry disc
Rear PTO	independent
Rear PTO Type	540 (1.375)

Electrical

Battery CCA	730
Battery volts	12
Cab Charging amps	65
Charging system	alternator
Ground	negative
ROPS Charging amps	45

Dimensions & Tires

2WD Cab Wheelbase	83.9 inches (213 cm)
2WD ROPS Wheelbase	81.5 inches (207 cm)
4WD Cab Wheelbase	81.3 inches (206 cm)
4WD ROPS Wheelbase	78.9 inches (200 cm)
4WD SuperSteer Wheelbase	93.5 inches (237 cm)
Length	155 inches (393 cm)
Width	67.2 inches*Minimum width. (170 cm)
2WD Cab Wheelbase	83.9 inches (213 cm)
2WD Rear tire	14.9-28
2WD ROPS Wheelbase	81.5 inches (207 cm)
4WD Cab Wheelbase	81.3 inches (206 cm)
4WD ROPS Wheelbase	78.9 inches (200 cm)
4WD SuperSteer Wheelbase	93.5 inches (237 cm)
Front tire	7.50-16
Weight	4565 to 5675 pounds
2WD Standard tires (ag)	Front: 7.50-16. Rear: 14.9-28
4WD Standard tires (ag)	Front: 8.3-24. Rear: 14.9-28

New Holland TN55 Height

Cab	90.8 inches (230 cm)
Exhaust	90 inches (228 cm)
ROPS	95.1 inches (241 cm)

New Holland TN55 Weight

2WD Cab Shipping	4930 lbs (2236 kg)
2WD ROPS Shipping	4565 lbs (2070 kg)
4WD Cab Shipping	5530 lbs (2508 kg)
4WD ROPS Shipping	5040 lbs (2286 kg)
SuperSteer Cab Shipping	5675 lbs (2574 kg)
SuperSteer ROPS Shipping	5235 lbs (2374 kg)

New Holland TN55 attachments

Description	front-end loader

OCED Tractor Test 1900

Description	Diesel 8-speed 4WDApril 1999 - November 1999, Link: OCED Tractor Test 1900 file / PTO performance / Drawbar performance / Gear 4S used for power test. / Gear 2S used for pull test.
Fuel use	2.7 gal/hour (10.2 l/hour) / 2.6 gal/hour (9.8 l/hour) / 2.7 gal/hour (10.2 l/hour)
Max power	35.3 hp (26.3 kW)
Max pull	6,375 lbs (2891 kg)
Power at rated engine speed	43.0 hp (32.1 kW)
Power at rated PTO speed	42.6 hp (31.8 kW)

References

Description	New Holland TND/TNS Tractors published in 1998 / New Holland TN/TND/TNS Tractors published in 2002 / New! New Holland TND/TNS Tractors 42 to 62 PTO hp published in 1998 / TN55D TN65D TN75D TN55S TN65S TN75S Operator's Manual (86572984) published in 1998

Speeds

Description	With 14.9-28 rear tires and 30 KPH transmission. / With 14.9-28 rear tires and 30 KPH transmission. / With 14.9-28 rear tires and 30 KPH transmission. / With 14.9-28 rear tires and 30 KPH transmission.

Variants

TN55	ROPS
TN55D	cab
TN55S	SuperSteer

Nebraska Tractor Test Results

Test #330

Download PDF

Test Date: April - November, 1999

Location: Istituto Per La Meccanizzazione Agricola (IMA) Strada delle Cacce, 73-10135 Torino, Italy

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.

PTO Drawbar Hydraulics Technical Sound Tires & Weight

Maximum Power & Fuel Consumption

Rated Engine Speed

43.00 hp

N/A lb/hp·hr

Standard PTO Speed

42.60 hp

@ 541 rpm PTO

Torque Statistics

Maximum Torque	136.3 lb.-ft. (184.8 Nm) at 1099 rpm
Torque Rise	0.385%

PTO Power Curve

Maximum Power & Fuel Consumption Details

Condition	HP	kW	RPM	PTO RPM	Fuel gal/hr	Fuel L/hr
Rated Engine Speed	43.00	32.10	2300	565	2.71	10.26
Standard PTO Speed (1000 rpm)	42.60	31.80	2202	541	2.65	10.05

Varying Power & Fuel Consumption

Click column headers to sort

Power	RPM	gal/hr	lb/hp·hr	hp·hr/gal	DEF gal/hr
43.00	2300	2.71	0.44	15.89	N/A
38.30	2401	2.35	0.43	16.29	N/A
28.80	2414	2.02	0.49	14.26	N/A
19.50	2450	1.57	0.56	12.44	N/A
9.80	2475	1.21	0.86	8.12	N/A
N/A	2491	0.89	N/A	N/A	N/A

Ballasted 2wd

Click column headers to sort

Power	kW	Pull (lbs)	Pull (kN)	Speed	km/h	RPM	Slip	Air °F	Cool °F	inHg	Condition	Fuel Hp Hr Gal	Fuel Kg Kw H	Fuel Kw H L	Fuel Lb Hp Hr
27.50	20.50	2,215	9.86	4.65	7.48	2389	3.00	72	179	28.60	75% of Pull at Maximum Power—Five Hours 4th (4S) Gear	11.67	0.37	2.30	0.60
25.20	18.80	5,030	22.37	1.88	3.03	2405	15.00	73	178	29.40	Maximum Power in Selected Gears - 2nd (2S) Gear	11.32	0.38		0.62
33.50	25.00	4,565	20.31	2.75	4.43	2300	11.40	73	178	29.40	Maximum Power in Selected Gears - 3rd (3S) Gear	12.44	0.34		0.56
34.00	25.40	2,955	13.15	4.31	6.94	2300	6.20	72	176	29.40	Maximum Power in Selected Gears - 4th (4S) Gear	12.64	0.34		0.55
33.70	25.10	2,425	10.79	5.21	8.38	2300	5.10	72	176	29.40	Maximum Power in Selected Gears - 5th (1F) Gear	12.54	0.34		0.56
31.00	23.10	1,455	6.47	7.99	12.86	2300	3.10	72	176	29.40	Maximum Power in Selected Gears - 6th (2F) Gear	11.47	0.37		0.61

Ballasted Front Drive Engaged

Click column headers to sort

Power	kW	Pull (lbs)	Pull (kN)	Speed	km/h	RPM	Slip	Air °F	Cool °F	inHg	Condition	Fuel Hp Hr Gal	Fuel Kg Kw H	Fuel Kw H L	Fuel Lb Hp Hr
27.80	20.70	2,235	9.94	4.67	7.51	2385	3.30	75	178	28.70	75% of Pull at Maximum Power—Five Hours 4th (4S) Gear	12.08	0.35	2.38	0.58
31.90	23.80	6,375	28.35	1.88	3.02	2373	15.00	79	180	29.40	Maximum Power in Selected Gears - 2nd (2S) Gear	12.08	0.35		0.58
35.10	26.20	4,475	19.91	2.95	4.74	2300	6.60	79	178	29.40	Maximum Power in Selected Gears - 3rd (3S) Gear	12.69	0.34		0.55
35.30	26.30	2,975	13.24	4.44	7.15	2300	4.40	79	180	29.40	Maximum Power in Selected Gears - 4th (4S) Gear	12.99	0.33		0.54
34.90	26.00	2,415	10.74	5.42	8.72	2300	3.50	79	178	29.40	Maximum Power in Selected Gears - 5th (1F) Gear	12.79	0.33		0.55
31.40	23.40	1,435	6.38	8.22	13.23	2300	2.00	79	178	29.40	Maximum Power in Selected Gears - 6th (2F) Gear	11.73	0.36		0.60

Engine

Make	New Holland Diesel
Type	three cylinder vertical
Displacement	179 cu in (2930 ml)
Compression Ratio	18 to 1
Rated Engine Speed	2300 rpm
Air Cleaner	two paper elements
Crankshaft	lengthwise

Chassis

Type	2WD and front wheel assist
Steering	hydrostatic
Transmission	selective gear fixed ratio
Speeds	8 forward (18.14 mph max)
Brakes	wet disc hydraulically operated by two foot pedals
Hydraulic Control	direct engine drive

Consumables

Fuel	No. 2 Diesel
DEF Fluid	N/A

New Holland TN55 Specs ( 1999-2004 )

Overview

Ideal Applications

Production

Engine

Transmission

Mechanical

Capacity

Hydraulics

Hitch

PTO

Electrical

Dimensions & Tires

New Holland TN55 Height

New Holland TN55 Weight

New Holland TN55 attachments

OCED Tractor Test 1900

References

Speeds

Variants

Nebraska Tractor Test Results

PTO Performance

Maximum Power & Fuel Consumption

Torque Statistics

PTO Power Curve

Maximum Power & Fuel Consumption Details

Varying Power & Fuel Consumption

Drawbar Performance

Ballasted 2wd

Ballasted Front Drive Engaged

Hydraulic Performance

Lift Capacity

Technical Specifications

Engine

Chassis

Consumables

Sound Levels

Tires & Weight

Tires & Tracks

Test Remarks