Brand siblingNuffield PM-4 Universal
The Nuffield PM-4 Universal is a utility tractor built for everyday farm work. It has a 2-wheel drive system and a manual steering setup. The tractor uses a gear transmission with 5 forward gears and 1 reverse gear, giving farmers good control over their speed. Under the hood, the PM-4 Universal has a Morris Motors engine. This 4-cylinder gasoline engine is cooled by liquid and has a displacement of 230 cubic inches, which is above average for tractors. It produces 40.8 horsepower at 2000 rpm, offering decent power for most farm tasks. The tractor weighs 5307 pounds, making it sturdy enough for various jobs. It measures 121.7 inches long and 80.7 inches tall, with a hood height of 59.5 inches. The PM-4 Universal uses an open center hydraulic system and has an electric starter for easy operation.
Quick specs
- Category
- Utility
- Engine Power Output
- 41hp
- Operating Weight
- 5,307 lb
- Transmission
- Gear
At a glance
How the PM-4 Universal compares
vs. Utility medianDistribution
Engine Power (hp)
Across all Utility tractors
This model
The PM-4 Universal ranks at the 35th percentile for engine power among recorded utility tractors.
Overview
About the Nuffield PM-4 Universal
The Nuffield PM-4 Universal is a utility tractor built for everyday farm work. It has a 2-wheel drive system and a manual steering setup. The tractor uses a gear transmission with 5 forward gears and 1 reverse gear, giving farmers good control over their speed. Under the hood, the PM-4 Universal has a Morris Motors engine. This 4-cylinder gasoline engine is cooled by liquid and has a displacement of 230 cubic inches, which is above average for tractors. It produces 40.8 horsepower at 2000 rpm, offering decent power for most farm tasks. The tractor weighs 5307 pounds, making it sturdy enough for various jobs. It measures 121.7 inches long and 80.7 inches tall, with a hood height of 59.5 inches. The PM-4 Universal uses an open center hydraulic system and has an electric starter for easy operation.
Full specifications
Every recorded spec
General
| Manufacturer | Nuffield |
|---|---|
| Model | PM-4 Universal |
| Category | Utility tractor |
| Type | 4x2 |
| Operating weight | 5,307lb |
Engine
| Make | Morris Motors |
|---|---|
| Power | 40.8hp |
| Cylinders | 4 |
| Displacement | 230ci |
| Bore | 3.94in |
| Stroke | 4.72in |
Transmission
| Type | Gear |
|---|---|
| Forward gears | 5 |
| Reverse gears | 1 |
Chassis & drive
| Chassis | 4x2 |
|---|---|
| Drive | 2WD |
| Steering | Manual |
Hydraulics
| Type | Open Center |
|---|
Dimensions
| Length | 121.7in |
|---|---|
| Height | 80.7in |
| Operating weight | 5,307lb |
Tires
| Front | 6.00-16 |
|---|---|
| Rear | 11.00-36 |
Capacities
| Cooling system | 4.5gal |
|---|
Head to head
PM-4 Universal vs. Utility median
How the Nuffield PM-4 Universal compares to other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 40.8 hp | 55 hp | -26% | 35th |
| Engine Displacement | 230 ci | 183 ci | +26% | 62nd |
| Cylinders | 4 | 4 | at median | 50th |
| Forward Gears | 5 | 12 | -58% | 6th |
| Operating Weight | 5,307 lb | 5,303 lb | 0% | 50th |
| Length | 122 in | 137 in | -11% | 30th |
| Height | 80.7 in | 94.1 in | -14% | 28th |
Medians and percentiles are computed from the utility tractors in our database with a recorded value for each spec (sample sizes 4,321–5,720 models).
Compare to tractors with similar specs
Commonly compared Nuffield tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Nuffield 45041 | 25 hp | — | — | Compare → |
| Nuffield Mini 9/16 | 16 hp | 1,950 lb | — | Compare → |
| Nuffield 15615 | — | 5,330 lb | — | Compare → |
| Nuffield 22190 | — | 5,865 lb | — | Compare → |
| Nuffield DM-4 | — | 4,545 lb | — | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Allis Chalmers ED40 | 41 hp | 3,527 lb | — | Compare → |
| AGCO ST40 | 40.1 hp | 3,323 lb | — | Compare → |
| AGCO ST41A | 40.1 hp | 3,000 lb | — | Compare → |
| Advance-Rumely OilPull K 12/20 | 40 hp | 6,430 lb | — | Compare → |
| Allis Chalmers 160 | 40 hp | 4,674 lb | 1970–1975 | Compare → |
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FAQ
Common questions
What is the engine power output of the Nuffield PM-4 Universal?
Rated engine output for the Nuffield PM-4 Universal is 40.8 hp, delivered by a 4-cylinder engine. The engine displaces 230 ci.
What is the operating weight of the Nuffield PM-4 Universal?
In working trim, the Nuffield PM-4 Universal comes in at roughly 5,307 lb.
Which transmission does the Nuffield PM-4 Universal use?
The Nuffield PM-4 Universal is equipped with a Gear transmission with 5 forward gears.
What hydraulics does the Nuffield PM-4 Universal have?
The Nuffield PM-4 Universal uses an Open Center hydraulic system.
What are the factory tire sizes for the Nuffield PM-4 Universal?
The Nuffield PM-4 Universal comes with 6.00-16 front tires and 11.00-36 rear tires.
How do I maintain a Nuffield PM-4 Universal?
Routine service for the Nuffield PM-4 Universal covers engine oil and filter changes, hydraulic and coolant level checks, air filter cleaning, and scheduled inspections. Refer to the manufacturer's maintenance schedule for exact intervals.


