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Zetor Major HT 55

Zetor Major HT 55 tractor
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The Zetor Major HT 55 is a utility tractor produced since 2017 as part of the Major Series. It features a Yanmar 2.1L 4-cylinder turbocharged diesel engine with 55.1 hp gross power and a hydrostatic transmission with infinite forward and reverse speeds in 3 ranges. The tractor includes four-wheel drive, power steering, wet disc brakes, and a standard cab with air-conditioning. It has a fuel tank capacity of 15.85 gallons (60.0 L) and a rear PTO with 540 rpm. The hydraulic system is open center with 2 valves and a total flow of 14.5 gpm. Dimensions include a wheelbase of 76.2 inches and a weight of 4233 lbs.
ZetorMajor HT 55tractorspecificationsenginetransmissionhydrostaticutility tractor
Power-
Founded-
ModelMajor HT 55

Technical Specifications

Detailed specifications and technical data for Zetor Major HT 55

Power

PTO (claimed):42.2 hp (31.5 kW)
Engine (gross):55.1 hp (41.1 kW)

Tires

Industrial rear:17.5L-24
Industrial front:12-16.5
Standard tires (ag):Front: 9.5-16. Rear: 13.6-26

Engine

Type:turbocharged diesel
Model:Yanmar 4TNV86T
Cooling:liquid-cooled
Starter:electric
Cylinders:4-cylinder
Emissions:Tier IV
Fuel tank:15.85 gal (60.0 L)
Rated RPM:2800
Bore/Stroke:3.39x3.54 inches (86 x 90 mm)
Displacement:127.6 ci (2.1 L)
Oil capacity:7.1 qts (6.7 L)
Power (gross):55.1 hp (41.1 kW)
Starter volts:12
Coolant capacity:9 qts (8.5 L)

Features

Cab:standard with air-conditioning
Power steering:yes
Wet disc brakes:yes
Four-wheel drive:yes

Dimensions

Width:63.8 inches (162 cm)
Length:141.3 inches (358 cm)
Weight:4233 lbs (1920 kg)
Wheelbase:76.2 inches (193 cm)
Height (cab):99.6 inches (252 cm)
Ground clearance:13.8 inches (35 cm)

Electrical

Ground:negative
Battery volts:12
Charging amps:70
Charging volts:12
Charging system:alternator

Hydraulics

Type:open center
Valves:2
Pump flow:9.5 gpm (36.0 lpm)
Total flow:14.5 gpm (54.9 lpm)
Steering flow:5 gpm (18.9 lpm)

Production

Series:Major Series
Category:Utility tractor
Manufacturer:Zetor
Production years:2017 -

Transmission

Type:hydrostatic
Gears:infinite forward and reverse (3-range)
Oil capacity:9.2 qts (8.7 L)

Tractor hitch

Control:position and draft control
Rear Type:I
Rear lift (at ends):3314 lbs (1503 kg)
Rear lift (at 24"/610mm):2945 lbs (1335 kg)

Power Take-off (PTO)

Clutch:electro-hydraulic
Rear PTO:independent
Rear PTO Type:540 (1.375)