UtilityPerformance profile
RK Tractors RK37HC
The RK37HC is a utility tractor made by RK Tractors. It's a 4-wheel drive tractor with power steering, making it easy to handle. The tractor has a hydrostatic transmission, which means you can change speeds smoothly without shifting gears. It has infinite forward and reverse speeds in 3 ranges, giving you lots of control. This tractor is powered by a Yanmar 3TNV88-CR engine. It's a 3-cylinder diesel engine that's liquid-cooled and uses common rail direct injection. The engine puts out 37.4 horsepower, which is about average for its class. It has a high rated RPM of 3000, which is very good compared to other tractors. The engine size is on the smaller side, but it should be enough for many farm tasks. The RK37HC weighs 3450 pounds, which is a bit lighter than average. It has a comfortable cab for the operator and uses an electric starter. The tractor also has a Type I rear hitch for attaching tools.
ManufacturerRK TractorsPower37.4 hpEngine3-cylTransHydrostatic
Quick specs
- Category
- Utility
- Engine Power Output
- 37hp
- Operating Weight
- 3,450 lb
- Transmission
- Hydrostatic
At a glance
How the RK37HC compares
vs. Utility medianDistribution
Engine Power (hp)
Across all Utility tractors
37.4 hp · 31st
This model
9
Median 55 hp
177
This modelUtility tractorsMediann = 5,383
The RK37HC ranks at the 31st percentile for engine power among recorded utility tractors.
Overview
About the RK Tractors RK37HC
The RK37HC is a utility tractor made by RK Tractors. It's a 4-wheel drive tractor with power steering, making it easy to handle. The tractor has a hydrostatic transmission, which means you can change speeds smoothly without shifting gears. It has infinite forward and reverse speeds in 3 ranges, giving you lots of control. This tractor is powered by a Yanmar 3TNV88-CR engine. It's a 3-cylinder diesel engine that's liquid-cooled and uses common rail direct injection. The engine puts out 37.4 horsepower, which is about average for its class. It has a high rated RPM of 3000, which is very good compared to other tractors. The engine size is on the smaller side, but it should be enough for many farm tasks. The RK37HC weighs 3450 pounds, which is a bit lighter than average. It has a comfortable cab for the operator and uses an electric starter. The tractor also has a Type I rear hitch for attaching tools.
Full specifications
Every recorded spec
General
| Manufacturer | RK Tractors |
|---|---|
| Model | RK37HC |
| Category | Utility tractor |
| Type | 4x4 MFWD 4WD |
| Operating weight | 3,450lb |
Engine
| Make | Yanmar |
|---|---|
| Model | 3TNV88-CR |
| Power | 37.4hp |
| Cylinders | 3 |
| Displacement | 100.2ci |
| Bore | 3.39in |
| Stroke | 3.54in |
Transmission
| Type | Hydrostatic |
|---|
Chassis & drive
| Chassis | 4x4 MFWD 4WD |
|---|---|
| Drive | 4WD |
| Steering | Power |
| Cab | Cab |
Dimensions
| Length | 128in |
|---|---|
| Width | 58in |
| Height | 92.5in |
| Operating weight | 3,450lb |
Head to head
RK37HC vs. Utility median
How the RK Tractors RK37HC compares to other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 37.4 hp | 55 hp | -32% | 31st |
| Engine Displacement | 100 ci | 183 ci | -45% | 22nd |
| Cylinders | 3 | 4 | -25% | 23rd |
| Operating Weight | 3,450 lb | 5,303 lb | -35% | 29th |
| Length | 128 in | 137 in | -6% | 38th |
| Width | 58 in | 66 in | -12% | 33rd |
| Height | 92.5 in | 94.1 in | -2% | 46th |
Medians and percentiles are computed from the utility tractors in our database with a recorded value for each spec (sample sizes 3,933–5,720 models).
Compare to tractors with similar specs
Commonly compared RK Tractors tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| RK Tractors RK37 | 37.4 hp | 3,064 lb | 2017+ | Compare → |
| RK Tractors RK37H | 37.4 hp | 3,106 lb | — | Compare → |
| RK Tractors RK37S | 37.4 hp | 3,065 lb | — | Compare → |
| RK Tractors RK37SC | 37.4 hp | 3,417 lb | — | Compare → |
| RK Tractors RK24H | 24 hp | 1,610 lb | — | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Allis Chalmers D15 | 37.44 hp | 4,036 lb | — | Compare → |
| Avery 20-35 | 37.33 hp | 7,550 lb | 1923+ | Compare → |
| Allis Chalmers D14 | 37 hp | 3,500 lb | 1957–1960 | Compare → |
| Antonio Carraro Tigre 4000F | 38 hp | 2,756 lb | — | Compare → |
| Antonio Carraro TTR 4400 | 38 hp | 2,811 lb | — | Compare → |
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Gallery
RK Tractors RK37HC photos
FAQ
Common questions
How powerful is the RK Tractors RK37HC?
The RK Tractors RK37HC has an engine power output of 37.4 hp. It is powered by a 3-cylinder engine displacing 100.2 ci.
What type of transmission does the RK Tractors RK37HC have?
The RK Tractors RK37HC uses a Hydrostatic transmission.
What is the working weight of the RK Tractors RK37HC?
The operating weight of the RK Tractors RK37HC is approximately 3,450 lb.
What routine service does the RK Tractors RK37HC need?
Regular maintenance for the RK Tractors RK37HC 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.