Utility
Hart-Parr 28-50
The Hart-Parr 28-50 is a sturdy utility tractor built for standard tread work. It has a 2WD chassis with manual steering and a gear transmission offering two forward speeds and one reverse. This tractor is powered by a large, liquid-cooled gasoline engine made by Hart-Parr. The engine has four cylinders arranged horizontally and uses a valve-in-head design. It can produce 50.55 horsepower at 850 RPM, which is quite powerful for its time. This tractor is heavy, weighing 10,394 pounds, and rides on steel wheels. The front wheels are 28 inches in diameter and 7 inches wide, while the rear wheels are much larger at 51 inches in diameter and 14 inches wide. The Hart-Parr 28-50 can travel at speeds of 2-1/4 miles per hour in low gear, 3-1/4 miles per hour in high gear, and 2-3/4 miles per hour in reverse. It has a very large engine for its class and is heavier than most similar tractors, making it well-suited for tough farming tasks.
ManufacturerHart-ParrEngine4-cylTransGear
Image not recorded
Quick specs
- Category
- Utility
- Operating Weight
- 10,394 lb
- Transmission
- Gear
Overview
About the Hart-Parr 28-50
The Hart-Parr 28-50 is a sturdy utility tractor built for standard tread work. It has a 2WD chassis with manual steering and a gear transmission offering two forward speeds and one reverse. This tractor is powered by a large, liquid-cooled gasoline engine made by Hart-Parr. The engine has four cylinders arranged horizontally and uses a valve-in-head design. It can produce 50.55 horsepower at 850 RPM, which is quite powerful for its time. This tractor is heavy, weighing 10,394 pounds, and rides on steel wheels. The front wheels are 28 inches in diameter and 7 inches wide, while the rear wheels are much larger at 51 inches in diameter and 14 inches wide. The Hart-Parr 28-50 can travel at speeds of 2-1/4 miles per hour in low gear, 3-1/4 miles per hour in high gear, and 2-3/4 miles per hour in reverse. It has a very large engine for its class and is heavier than most similar tractors, making it well-suited for tough farming tasks.
Full specifications
Every recorded spec
General
| Manufacturer | Hart-Parr |
|---|---|
| Model | 28-50 |
| Category | Utility tractor |
| Type | 4x2 2WD |
| Operating weight | 10,394lb |
Engine
| Make | Hart-Parr |
|---|---|
| Cylinders | 4 |
| Displacement | 675.1ci |
| Bore | 5.75in |
| Stroke | 6.5in |
Transmission
| Type | Gear |
|---|---|
| Forward gears | 2 |
| Reverse gears | 1 |
Chassis & drive
| Chassis | 4x2 2WD |
|---|---|
| Drive | 2WD |
| Steering | Manual |
| Brakes | Not specified |
Dimensions
| Operating weight | 10,394lb |
|---|
Head to head
28-50 vs. Utility median
How the Hart-Parr 28-50 compares to other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Displacement | 675 ci | 183 ci | +269% | 96th |
| Cylinders | 4 | 4 | at median | 50th |
| Forward Gears | 2 | 12 | -83% | 1st |
| Operating Weight | 10,394 lb | 5,303 lb | +96% | 87th |
Medians and percentiles are computed from the utility tractors in our database with a recorded value for each spec (sample sizes 4,941–5,720 models).
Compare to tractors with similar specs
Commonly compared Hart-Parr tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Hart-Parr 12-24 | — | 4,440 lb | — | Compare → |
| Hart-Parr 16-30 | — | 8,000 lb | — | Compare → |
| Hart-Parr 17-30 | — | — | — | Compare → |
| Hart-Parr 18-28 | — | 4,165 lb | — | Compare → |
| Hart-Parr 18-36 | — | 7,325 lb | — | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Advance-Rumely 6A | — | 6,370 lb | — | Compare → |
| Advance-Rumely DoAll | — | 3,702 lb | — | Compare → |
| Advance-Rumely OilPull B 25/45 | — | 25,000 lb | — | Compare → |
| Advance-Rumely OilPull E 30/60 | — | 26,300 lb | — | Compare → |
| Advance-Rumely OilPull F 15/30 | — | 16,500 lb | — | Compare → |
Explore
Hart-Parr siblings
Explore
Similar-spec models
FAQ
Common questions
What engine configuration does the Hart-Parr 28-50 use?
The Hart-Parr 28-50 is equipped with a 4-cylinder engine displacing 675.1 ci.
What is the operating weight of the Hart-Parr 28-50?
In working trim, the Hart-Parr 28-50 comes in at roughly 10,394 lb.
Which transmission does the Hart-Parr 28-50 use?
The Hart-Parr 28-50 is equipped with a Gear transmission with 2 forward gears.
How do I maintain a Hart-Parr 28-50?
Routine service for the Hart-Parr 28-50 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.