Zetor Major HT 55
The Zetor Major HT 55 is a tractor produced by Zetor. It is equipped with a 127.6 ci 2.1 L engine. The listed engine power is Diesel (gross): 55.1 hp / 41.1 kW. Transmission: infinite forward and reverse (3-range). Operating weight: 4233 lbs 1920 kg.
Engine Power
Diesel (gross): 55.1 hp / 41.1 kW
Fuel & Capacities
15.85 gal
60.0 L
Transmission
infinite forward and reverse (3-range)
Operating Weight
4233 lbs
1920 kg
Overview
 | 2017 -
Major SeriesUtility tractor |
|---|---|
2017 - | |
Major Series | |
Utility tractor | |
Production | |
|---|---|
Manufacturer | Zetor |
Utility tractor | |
Zetor Major HT 55 Engine | |
|---|---|
Yanmar 2.1L 4-cyl diesel | |
Fuel tank | 15.85 gal
60.0 L |
Engine details ...  | |
Zetor Major HT 55 Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Zetor Major HT 55 Power | |
|---|---|
Engine (gross) | 55.1 hp
41.1 kW |
PTO (claimed) | 42.2 hp
31.5 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Power steering | |
Wet disc brakes | |
Cab standard with air-conditioning. |
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 |
Tractor hitch | |
|---|---|
Rear Type | I |
Control | position and draft control |
Rear lift (at ends) | 3314 lbs
1503 kg |
Rear lift (at 24"/610mm) | 2945 lbs
1335 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | electro-hydraulic |
Rear PTO Type | 540 (1.375) |
Dimensions & Tires | |
|---|---|
Wheelbase | 76.2 inches
193 cm |
Weight | 4233 lbs
1920 kg |
Front tire | 9.5-16 |
Rear tire | 13.6-26 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 70 |
Charging volts | 12 |
Battery volts | 12 |
Engine
Engine Detail — 127.6 ci / 2.1 L Diesel
Manufacturer | Yanmar 4TNV86T |
Configuration | turbocharged diesel, 4-cylinder, liquid-cooled |
Displacement | 127.6 ci
2.1 L |
Bore/Stroke | 3.39x3.54 inches
86 x 90 mm |
Emissions | Tier IV |
Power (gross) | 55.1 hp
41.1 kW |
Rated RPM | 2800 |
Starter | electric |
Starter volts | 12 |
Oil capacity | 7.1 qts
6.7 L |
Coolant capacity | 9 qts
8.5 L |
Transmission
Transmission — infinite forward and reverse (3-range) hydrostatic
Type | hydrostatic |
Gears | infinite forward and reverse (3-range) |
Oil capacity | 9.2 qts
8.7 L |
 | |
Dimensions
Zetor Major HT 55 Tires | |
|---|---|
Standard tires (ag) | Front: 9.5-16. Rear: 13.6-26 |
Industrial front | 12-16.5 |
Industrial rear | 17.5L-24 |
Dimensions | |
|---|---|
Wheelbase | 76.2 inches
193 cm |
Length | 141.3 inches
358 cm |
Width | 63.8 inches
162 cm |
Height (cab) | 99.6 inches
252 cm |
Weight | 4233 lbs
1920 kg |
Ground clearance | 13.8 inches
35 cm |
Photos
Zetor Major HT 55 tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Zetor Major HT 55 based on its 55.1 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 6 ft (72 in)1.8 m | Medium Duty | Medium pasture clearing; rear slip-clutch recommended. |
Rotary TillerSeedbed Prep | 66 to 72 in165 - 180 cm | Medium Duty | Standard utility tiller; slip clutch protection required. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | Small Square Baler (14x18")小方捆打捆机 (36x46 cm) | Medium Duty | Classic 2-string baler for horse and small livestock hay. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Zetor Major HT 55.
Estimated Continuous Field Runtime: 5.5 hrs
Approximately 5.5 hours of continuous field operation at ~75% rated power on a full tank (15.8 gal / 60 L).
Estimated 75% Load Fuel Burn~2.9 gal/hr (10.8 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Zetor Major HT 55 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Zetor Major HT 55.
Converted Equivalents:
Horsepower (HP)55.1 hp
Kilowatts (kW)41.1 kW
Metric Horsepower (PS / CV)55.9 PS
Direct Competitor Comparison
Compare Zetor Major HT 55 against same-era industry alternatives in the same horsepower class.
Current Model
Zetor
Zetor Major HT 55
Engine Power:Diesel (gross): 55.1 hp / 41.1 kW
★ Baseline Reference
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