Yanmar YM155

Name: Yanmar YM155
Brand: Yanmar

Power

15 hp

Production

1976-1979

Engine

Diesel, 2-cylinder

Transmission

Gear

Weight

1057 lbs [479 kg]

Drive

2WD/4WD

Under 25 HP 1970s

Introduction

Yanmar YM155: The Mighty Mini-Tractor That Packs a Punch!

Get ready to meet the Yanmar YM155, a sub-compact utility tractor that defies its size with impressive capabilities! Whether you're managing a small farm, tending to landscaping projects, or maintaining your property, this versatile machine is engineered to deliver reliable performance and make your tasks easier. Let's dive into what makes the YM155 a standout choice in its class.

Heart of the Machine: A Robust Yanmar Diesel Engine

At the core of the YM155 lies a dependable Yanmar 2TR13A diesel engine. This liquid-cooled, 2-cylinder powerhouse boasts a displacement of 40.4 cubic inches (0.7 liters), delivering a solid 15 horsepower. With a torque of 28.9 lb-ft (39.2 Nm) achieved at 2200 RPM, it provides consistent power for a variety of agricultural and utility tasks. The engine's design ensures smooth operation and durability, hallmarks of Yanmar engineering.

Effortless Operation and Control

Maneuvering the YM155 is a breeze thanks to its intuitive transmission and steering system. Featuring a mechanical rear differential lock, you can be sure of excellent traction even in challenging conditions. The transmission offers 6 forward and 2 reverse gears, coupled with a 180mm dry disc clutch, allowing for precise speed selection and smooth engagement. Manual steering further enhances the tractor's agility, making tight turns and precise movements effortless.

Hydraulic Power and Hitch Versatility

This compact tractor is surprisingly capable when it comes to hydraulic power. Equipped with an open-center hydraulic system and a pump flow of 3.8 gallons per minute (14.4 liters per minute), the YM155 is ready to operate a range of implements. The Category I rear hitch can lift an impressive 1210 lbs (548 kg), providing the muscle needed for rear-mounted tools and attachments, making it a true workhorse for its size.

Built for Practicality: Dimensions and Weight

The YM155 is designed with practicality in mind. Its wheelbase of 48.8 inches (123 cm) contributes to its stable yet maneuverable nature. Weighing in at 1057 lbs (479 kg) for the 2WD version and 1145 lbs (519 kg) for the 4WD, it's light enough for easy transport yet substantial enough for effective work. The ground clearance of 10.4 inches (26 cm) ensures it can navigate varied terrain without issue. Standard agricultural tires, with options like 4.50-10 front and 8-16 rear for 2WD, provide reliable grip.

Conclusion

"The Yanmar YM155 is a testament to smart engineering, offering a potent blend of power, versatility, and reliability in a compact package. Its robust diesel engine, capable hydraulics, and user-friendly transmission make it an outstanding choice for anyone needing a dependable tractor for smaller-scale operations. If you're looking for a mini-tractor that punches well above its weight, the YM155 is definitely worth considering!"

Introduction

Production Information of Yanmar, YM155

The production information of the tractor (YM155) includes details about its manufacturing.

Sub-Compact Utility tractor

Original price was $5,000 in 1979


Manufacturer	Yanmar

Dimension and Tires Information of Yanmar, YM155

This section sums up the dimension and tires information of the tractor.


Rear tread	27.6 to 33.5 inches [70 to 85 cm]
Wheelbase	48.8 inches [123 cm]
Height (hood)	42.2 inches [107 cm]
Height (steering wheel)	45.7 inches [116 cm]
Length	99.2 inches [251 cm]
Ground clearance	10.4 inches [26 cm]
2WD Weight	1057 lbs [479 kg]
Width	37.6 inches [95 cm]
4WD Front tread	29.3 inches [74 cm]
2WD Front tread	28.7 inches [72 cm]
4WD Weight	1145 lbs [519 kg]


2WD Standard tires (ag)	Front: 4.50-10. Rear: 8-16
4WD Standard tires (ag)	Front: 5-12. Rear: 8-16
Ag rear	8-16

Engine Specifications of Yanmar, YM155

Get the specifications for the engine and if different options are available.

Yanmar 2TR13A

Liquid-cooled

2-cylinder

Diesel


Compression	23:1
Torque RPM	2200
Displacement	40.4 ci [0.7 L]
Bore/Stroke	2.953x2.953 inches [75 x 75 mm]
Power	15 hp [11.2 kW]
Torque	28.9 lb-ft [39.2 Nm]
Rated RPM	2700
Oil capacity	2.1 qts [2.0 L]
Starter volts	12
Firing order	1-2

Transmission Information of Yanmar, YM155Y

Discover all variants of transmission available for this tractor model.

Transmission variants 1


Type	Gear
Gears	6 forward and 2 reverse
Clutch	180mm dry disc

Mechanical Specs of Yanmar, YM155Y

This section summarizes all mechanical information such as the brake system and other specifications.

Two- or four-wheel drive

Open operator station.

Mechanical drum brakes

Manual steering


Differential lock	Mechanical rear

Power Information of Yanmar, YM155Y

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Clutch	Overrunning
	770@2540
Rear PTO Type	540 (1.375)
Engine RPM	540@2540

Hydraulics Specifications of Yanmar, YM155

Hydraulic system type, pressure, pump flow and valves.


Type	Open center
Pump flow	3.8 gpm [14.4 lpm]

Three-Point Hitch of Yanmar, YM155

Hitch category and rear/front lift capacity.


Rear Type	I
Rear lift	1210 lbs [548 kg]

Electrical System of Yanmar, YM155

Battery voltage, charging system and ground.


Ground	Negative
Battery volts	12

Frequently asked questions

How much horsepower does the Yanmar YM155 have?

The Yanmar YM155 delivers 15 HP.

What years was the Yanmar YM155 produced?

The Yanmar YM155 was produced in 1976-1979.

What engine does the Yanmar YM155 have?

The Yanmar YM155 is powered by a Diesel, 2-cylinder engine.

What transmission does the Yanmar YM155 use?

The Yanmar YM155 uses a Gear transmission.

How much does the Yanmar YM155 weigh?

The Yanmar YM155 weighs 1057 lbs [479 kg].

Is the Yanmar YM155 4WD?

The Yanmar YM155 is available in 2WD/4WD.

More Yanmar models

AC-1615 HP · 2004 - 2007 AF-1615 HP · 1992 - 1996 AF-16015 HP · 1997 - 2000 F14515 HP · 1983 - 1987 F15515 HP · 1983 - 1987 F-615 HP · 1989 - 1992 YM150015 HP · 1975 - 1979 YM150215 HP · 1981 - 1983

View all 234 Yanmar models →

Compare the Yanmar YM155 with another model

Popular comparisons

vs Massey Ferguson 1205 vs Kubota A-15 vs Kubota A-155 vs Iseki TF15F vs Iseki TM150 vs International Harvester 154 Lo-Boy