Utility tractorsSpec sheet
Kubota L3901-HST
The Kubota L3901-HST is a utility tractor that's great for many farm jobs. It has a strong diesel engine made by Kubota. This engine has 3 cylinders and makes 37.5 horsepower, which is about average for tractors like this. The engine is water-cooled and uses direct injection to run well. This tractor is easy to drive with its hydrostatic transmission. It has 3 forward and 3 reverse gears, so you can pick the right speed for your work. The L3901-HST is not too big, measuring about 108 inches long and 55 inches wide. It weighs 2,777.9 pounds, which is on the lighter side for tractors. The back hitch can lift up to 1,433.1 pounds, which is good for many tools. It also has wet disc brakes that work well in muddy conditions. With its tight turning radius of 8.3 feet, this tractor can move easily in small spaces.
ManufacturerKubotaPower37.5 hp(28.0 kW)Class25–40 HP tractors →Engine3-cylinderTransmissionHydrostatic transmission
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Key specifications
- Category
- Utility
- Engine power
- 38hp
- Operating weight
- 2,777.9 lb
- Transmission
- Hydrostatic transmission
Category comparison
L3901-HST compared with its category
vs. Utility medianDistribution
Engine Power (hp)
All recorded Utility tractors
37.5 hp · 31st
This model
9
Median 55 hp
177
This modelUtility tractorsMediann = 5,383
The L3901-HST ranks at the 31st percentile for engine power among recorded utility tractors.
Overview
About the Kubota L3901-HST
The Kubota L3901-HST is a utility tractor that's great for many farm jobs. It has a strong diesel engine made by Kubota. This engine has 3 cylinders and makes 37.5 horsepower, which is about average for tractors like this. The engine is water-cooled and uses direct injection to run well. This tractor is easy to drive with its hydrostatic transmission. It has 3 forward and 3 reverse gears, so you can pick the right speed for your work. The L3901-HST is not too big, measuring about 108 inches long and 55 inches wide. It weighs 2,777.9 pounds, which is on the lighter side for tractors. The back hitch can lift up to 1,433.1 pounds, which is good for many tools. It also has wet disc brakes that work well in muddy conditions. With its tight turning radius of 8.3 feet, this tractor can move easily in small spaces.
Full specifications
Recorded specifications
General
| Manufacturer | Kubota |
|---|---|
| Model | L3901-HST |
| Category | Utility tractor |
| Operating weight | 2,777.9lb(1,260 kg) |
Engine
| Make | Kubota |
|---|---|
| Model | D1803-CR-E4 |
| Power | 37.5hp(27.96 kW) |
| Cylinders | 3 |
| Displacement | 111.4ci(1.83 L) |
| Bore | 3.5in(88.9 mm) |
| Stroke | 4.1in(104.1 mm) |
Transmission
| Type | Hydrostatic transmission |
|---|---|
| Forward gears | 3 |
| Reverse gears | 3 |
Chassis & drive
| Steering | Integral type power steering |
|---|---|
| Brakes | Mechanical, wet disc type |
Dimensions
| Length | 107.9in(2,741 mm) |
|---|---|
| Width | 55.2in(1,402 mm) |
| Height | 58.8in(1,494 mm) |
| Operating weight | 2,777.9lb(1,260 kg) |
Capacities
| Cooling system | 1.6gal(6.06 L) |
|---|
Closest alternatives
L3901-HST compared with the nearest models by horsepower
The closest utility models to the Kubota L3901-HST by rated horsepower are the Kubota L3901 and the Kubota L3901-2WD. The Kubota L3901 matches it on rated power at almost the same operating weight. The Kubota L3901-2WD matches it on rated power and weighs 190 lb less.
| Spec | Kubota L3901-HST | Kubota L3901 | Kubota L3901-2WD |
|---|---|---|---|
| Engine power | 37.5 hp28 kW | 37.5 hp28 kW | 37.5 hp28 kW |
| Operating weight | 2,778 lb1,260 kg | 2,778 lb1,260 kg | 2,591 lb1,175 kg |
| Weight per hp | 74 lb/hp45 kg/kW | 74 lb/hp45 kg/kW | 69 lb/hp42 kg/kW |
| Displacement | 111.4 ci1.83 L | 111.4 ci1.83 L | 111.4 ci1.83 L |
| Cylinders | 3 | 3 | 3 |
| Transmission | Hydrostatic transmission | Hydrostatic | Manual with synchronized shuttle |
| Drive | - | 4WD | 2WD |
Calculators
Calculators for the L3901-HST
PTO power
About 31 to 34 PTO hp
Estimated from the 37.5 hp engine rating. The calculator also estimates drawbar power by surface.
Implement sizing
Implements a 37.5 hp tractor can run
Maximum size is about a 4.5 ft rotary cutter or a 4 ft tiller. The calculator also sizes discs, plows and balers.
Ballast
86 lb per PTO hp as listed
Heavy draft work calls for 120 to 135 lb/hp. The calculator gives the ballast to add.
Units
37.5 hp is 28.0 kW
The converter gives kW and metric PS values, as used on European spec sheets.
Category medians
L3901-HST vs. Utility median
Kubota L3901-HST compared with other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 37.5 hp | 55 hp | -32% | 31st |
| Engine Displacement | 111 ci | 183 ci | -39% | 26th |
| Cylinders | 3 | 4 | -25% | 23rd |
| Forward Gears | 3 | 12 | -75% | 3rd |
| Operating Weight | 2,778 lb | 5,303 lb | -48% | 20th |
| Length | 108 in | 137 in | -21% | 14th |
| Width | 55.2 in | 66 in | -16% | 28th |
| Height | 58.8 in | 94.1 in | -38% | 9th |
| 3-Point Hitch Capacity | 1,433 lb | 3,197 lb | -55% | 14th |
Medians and percentiles are calculated from the utility tractors in the database that have a recorded value for each specification (sample size 1,083–5,720 models).
Same manufacturer
Other Kubota models
Other manufacturers
Models with similar horsepower
FAQ
Frequently asked questions
How powerful is the Kubota L3901-HST?
The Kubota L3901-HST has an engine power output of 37.5 hp. It is powered by a 3-cylinder engine displacing 111.4 ci.
What three-point hitch category does the Kubota L3901-HST use?
The Kubota L3901-HST has a Category I three-point hitch rated to lift 1,433.1 lb.
What is the working weight of the Kubota L3901-HST?
The operating weight of the Kubota L3901-HST is approximately 2,777.9 lb.
What type of transmission does the Kubota L3901-HST have?
The Kubota L3901-HST uses a Hydrostatic transmission transmission offering 3 forward gears.
What routine service does the Kubota L3901-HST need?
Regular maintenance for the Kubota L3901-HST includes checking and changing engine oil, hydraulic fluid, and filters, plus routine inspections as recommended in the owner's manual. Always follow the manufacturer's maintenance schedule for specific intervals and procedures.