Kubota R28i
The Kubota R28i is a compact and versatile tractor designed for various farming tasks. It's powered by a Kubota S4L engine with 4 cylinders and 28 horsepower. This engine runs at 2600 RPM, giving the tractor plenty of power for its size. The R28i has a 12-speed transmission with 12 forward and 12 reverse gears. This gives the driver lots of options for different jobs. The tractor can go up to 16.3 mph, which is good for moving around the farm. It has a Cat I hitch that can lift up to 2522.1 pounds, making it useful for many attachments. The tractor stands 91.2 inches tall and has a fuel tank that holds 8.5 gallons. Some other helpful features of the R28i include a 50-amp alternator and a 12-volt electrical system. It also has a strong hydraulic system with 2465.7 psi of pressure. Kubota is known for making reliable tractors, and this model offers a good mix of power and features for small to medium-sized farms.

Quick specs
- Category
- Sub-Compact
- Engine Power Output
- 28hp
- Transmission
- 12FX12R
At a glance
How the R28i compares
vs. Sub-Compact medianDistribution
Engine Power (hp)
Across all Sub-Compact tractors
This model
The R28i ranks at the 53rd percentile for engine power among recorded sub-compact tractors.
Overview
About the Kubota R28i
The Kubota R28i is a compact and versatile tractor designed for various farming tasks. It's powered by a Kubota S4L engine with 4 cylinders and 28 horsepower. This engine runs at 2600 RPM, giving the tractor plenty of power for its size. The R28i has a 12-speed transmission with 12 forward and 12 reverse gears. This gives the driver lots of options for different jobs. The tractor can go up to 16.3 mph, which is good for moving around the farm. It has a Cat I hitch that can lift up to 2522.1 pounds, making it useful for many attachments. The tractor stands 91.2 inches tall and has a fuel tank that holds 8.5 gallons. Some other helpful features of the R28i include a 50-amp alternator and a 12-volt electrical system. It also has a strong hydraulic system with 2465.7 psi of pressure. Kubota is known for making reliable tractors, and this model offers a good mix of power and features for small to medium-sized farms.
Full specifications
Every recorded spec
General
| Manufacturer | Kubota |
|---|---|
| Model | R28i |
| Category | Sub-Compact tractor |
Engine
| Make | Kubota |
|---|---|
| Model | S4L |
| Power | 28hp |
| Cylinders | 4 |
| Displacement | 91.6ci |
Transmission
| Type | 12FX12R |
|---|---|
| Forward gears | 12 |
| Reverse gears | 12 |
Dimensions
| Height | 91.2in |
|---|
Head to head
R28i vs. Sub-Compact median
How the Kubota R28i compares to other Sub-Compact tractors
| Spec | This model | Sub-Compact median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 28 hp | 26.9 hp | +4% | 53rd |
| Engine Displacement | 91.6 ci | 91.4 ci | 0% | 52nd |
| Cylinders | 4 | 3 | +33% | 90th |
| Forward Gears | 12 | 9 | +33% | 73rd |
| Height | 91.2 in | 78.4 in | +16% | 77th |
| 3-Point Hitch Capacity | 2,522 lb | 1,433 lb | +76% | 79th |
Medians and percentiles are computed from the sub-compact tractors in our database with a recorded value for each spec (sample sizes 97–816 models).
Compare to tractors with similar specs
Commonly compared Kubota tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Kubota KL28 | 27 hp | — | 1999–2005 | Compare → |
| Kubota KL280 | 27 hp | — | 2006–2007 | Compare → |
| Kubota B3030HSDC | 30 hp | 2,270.8 lb | — | Compare → |
| Kubota KL31 | 30 hp | — | 1999–2005 | Compare → |
| Kubota KL310 | 30 hp | — | 2006–2007 | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| AGCO ST28A | 28.4 hp | 2,400 lb | — | Compare → |
| AGCO ST30x | 28.4 hp | 1,984 lb | — | Compare → |
| Allis Chalmers D272 | 27.5 hp | 2,060 lb | — | Compare → |
| Ascot Universal 300 | 27.5 hp | 3,800 lb | — | Compare → |
| Allis Chalmers D10 | 28.57 hp | 2,700 lb | 1959–1967 | Compare → |
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Gallery
Kubota R28i photos



FAQ
Common questions
How much horsepower does the Kubota R28i have?
The Kubota R28i produces 28 hp from its 4-cylinder engine. Engine displacement is 91.6 ci.
What transmission is in the Kubota R28i?
Transmission on the Kubota R28i is 12FX12R, with 12 forward speeds.
What maintenance does the Kubota R28i require?
Like any tractor, the Kubota R28i needs periodic engine oil and filter changes, hydraulic fluid checks, and regular greasing and inspection. The owner's manual lists the manufacturer's recommended service intervals.



