Kubota B2150: Review, Problems, Price, Specs & Attachments

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By Marvin Tucker

Farming Equipment

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The Kubota tractor B2150 is an impressive piece of machinery packed with features designed to make your life easier while working in agriculture or construction settings.

From its powerful engine and convenient 4WD system to its power steering capabilities and HST transmission system, this model has become so popular over recent years!

But like all machines, it can experience common issues from time to time.

In this blog post, we’ll take a look at the features of the Kubota B2150, including an overview of its performance, price, specs, and attachments.

We’ll also delve into some common issues you might experience while using this model and how to prevent them.

Kubota B2150 Review

The Kubota B2150 is a reliable, high-performance tractor with many features, making it the perfect choice for farmers.

With its hydrostatic transmission and 4wd capability, it’s no surprise that this machine has become an industry leader. Let’s explore its features in more detail. 

1. Powerful Engine

The Kubota b 2150 is powered by a 4 cylinders liquid-cooled diesel engine.

This engine offers up to 24 horsepower, making it suitable for heavy-duty tasks such as plowing, grading, and mowing. It is also fuel efficient allowing you to save money on fuel costs. 

2. Hydrostatic Transmission

This tractor has a hydrostatic transmission, allowing you to move forward and backward easily.

This transmission also makes it easier to maneuver in tight spaces or around obstacles. 

It also offers superior performance in difficult terrain and better fuel efficiency than standard manual transmissions. 

3.  4WD Capability

Another advantage of the Kubota b2150 is its 4wd capability.

This means the machine can move easily over rough terrain while providing superior traction and stability.

In addition, it has an advanced differential lock system that ensures even more power when needed. 

4. Loader Performance

The Kubota b2150 comes equipped with a loader bucket that can be used for various tasks such as loadingunloading, and carrying materials or debris.

Its maximum lift capacity is 838 lbs., allowing for efficient material handling in various applications. 

5. Backhoe Performance

In addition to its loader capabilities, the Kubota B2150 also features an impressive backhoe performance with an operating weight of 2,700 lbs.

Its standard digging depth is 80.9,” and its maximum digging depth is 96“. This makes it ideal for digging trenches and foundations quickly and efficiently.

6. Dual Swing Arm Design

The Kubota B2150 has a unique dual swing arm design that enhances maneuverability and stability when operating on uneven terrain or slopes.

This feature helps reduce fatigue during long work hours while delivering superior performance every time. 

7. Ergonomic Design

The Kubota B2150 has an ergonomic design that gives operators excellent visibility when operating the tractor.

This design also reduces fatigue by providing support for your back and arms while operating the machine. 

8. Three Point Hitch System

The Kubota B2150 comes equipped with a three-point hitch system that allows you to attach implements easily and securely without worrying about them slipping off or coming loose while in use. 

9. Durability

The Kubota B2150 is built to last, so you don’t have to worry about replacing parts or repairing damages often.

With its heavy-duty steel frame construction and durable components, this tractor can handle tough jobs without breaking down prematurely. 

Kubota B2150 Problems

The Kubota B2150 is one of the most popular models in the Kubota line of tractors. It is reliable and strong, but it is not immune to problems.

In this paragraph, we’ll discuss nine common issues with the Kubota B2150 and provide steps for troubleshooting them. 

1. Oil Leaks

One common complaint about the Kubota b2150 is oil leaks from the engine or other tractor parts.

If you notice a leak, check all seals and hoses for cracks or signs of wear and tear. If necessary, replace any faulty or broken seals or hoses. You may also need to add more oil if it has been lost due to a leak. 

2. Hydraulic System Issues

Another issue that can occur with the Kubota b2150 is a malfunctioning hydraulic system. This can be caused by an air leak in one of the hoses, a faulty valve, or another problem.

To fix this issue, check all your hoses for leaks and inspect any valves that may malfunction. If necessary, replace any worn-out parts before attempting to use your tractor again. 

3. Difficult Starting 

If your Kubota B2150 takes several attempts to start up, there may be an issue with the fuel delivery system or spark plugs.

Check for clogged fuel lines or filters and make sure that all spark plugs are in good condition before attempting to start your tractor again.

If necessary, clean out clogged fuel lines or replace faulty spark plugs before starting your tractor again. 

4. Engine Overheating 

Keeping an eye on your engine temperature when using your Kubota B2150 as overheating can cause severe damage if left unchecked.

To prevent overheating, ensure you use high-quality coolant in your tractor and that all cooling components are functioning properly (e.g., fan belts).

Additionally, ensure adequate airflow around your engine when operating the tractor in hot weather conditions so as not to overwork it too much at once!  

5. Clutch Problems 

The clutch on the Kubota B2150 can sometimes cause trouble due to worn-out parts or improper use of gears when shifting between forward and reverse movements while driving it uphill/downhill slopes/terrain surfaces etc.

To resolve this issue, check if all parts related to the clutch system, such as bands, linkages, levers, etc., are working correctly & adequately lubricated.

Then try adjusting the clutch pedal free play according to the manufacturer’s instruction manual & test drive under controlled circumstances & confirm the satisfactory operation.

Finally, try setting up clutch adjustment screws according to the manufacturer’s guidelines & using suitable torque wrench settings, after which no further adjustments would normally be required unless defective parts were replaced during the repair process!  

6. Electrical System Problems 

Faulty electrical wiring within vehicles can cause issues such as failure of lights & other components associated with electrical systems like alternators/starters etc.

So if experiencing such problems first inspect the vehicle’s harnesses & connectors along with battery terminals & cables, then verify whether they are securely connected without corrosion buildup.

Otherwise, replace corroded portions, after which continue checking continuity across wires until locating source(s)of fault, either due to short or open circuits, followed by testing affected components like headlights/tail lights, etc., for proper functionality before finalizing the repair job!  

7. Lack Of Power Output From Engine

Lack of power output from the engine could be caused by carburetor misadjustment due to dirt particles inside the carburetor itself.

So firstly, disassemble the carburetor, clean its components, and afterward reassemble the unit after making appropriate adjustments.

Then, check the settings on the fuel pump pressure regulator and replace any faulty spark plugs.

Finally, adjust the throttle cable according to the manufacturer’s instructions manual before retesting the engine power output under controlled conditions!  

8. Clogged Air Filter

A clogged air filter can result in reduced performance because less oxygen is available for combustion within engines.

So it would be best if you inspect the air filter element regularly & replace the same whenever necessary, verifying the correct installation.

Then verify functioning correctly before continuing normal operations!  

9. Engine Noise

Engine noise could indicate the presence of internal mechanical faults causing abnormal sound production while running engines.

So first inspect all belts/pulleys & replace them if worn out, then check for loose connection of engine mountings, followed by testing the flywheel key for proper installation & functioning.

Finally, make sure to check valve clearances before carrying out final tests on running engines!

No matter what issue you’re experiencing with your Kubota B2150, troubleshooting each problem will help you find a solution quickly and get back up and running in no time!

Don’t forget to consult your owner’s manual for specific instructions and safety precautions when working on any part of your Kubota tractor—safety always comes first!

With these tips in mind and some patience, you should have no trouble resolving any issues you encounter while operating your Kubota B2150 tractor soon enough!

Kubota B2150 Maintenance

The Kubota B2150 is a popular tractor option for farmers and landscapers alike.

The Kubota B2150 should be serviced regularly to ensure its longevity and performance.

Here are the best practices to help you take care of your tractor and keep it running in peak condition. 

1. Get It Serviced Regularly 

The most crucial maintenance practice you can follow is to get your Kubota regularly serviced by qualified personnel.

This should be done at least once a year or every 500 hours of usage—whichever comes first.

During servicing, all moving parts should be lubricated, filters should be changed, and belts should be tightened or replaced as needed. 

2. Check the Tire Pressure 

Tire pressure plays a vital role in the performance of any vehicle, including tractors like the Kubota B2150.

Check the tire pressure before each use to ensure it is within the recommended range for optimal performance. Add air or let some out to achieve ideal tire pressure levels if necessary. 

3. Inspect the Cab Regularly 

If your Kubota B2150 has a cab, inspect it on a regular basis for damage or wear and tear that could lead to leaks during operation.

Make sure any cracks or holes in the cab are appropriately sealed with silicone sealant, and check that all windows are secure and unbroken before use. 

4. Maintain Fuel Quality

High-quality fuel is key to keeping your tractor running smoothly over time.

Always store fuel in an approved container away from extreme temperatures and make sure your diesel fuel doesn’t contain too much water content; this can cause engine damage over time if not dealt with quickly.

Replace fuel filters regularly as well to maintain good fuel quality levels. 

5. Clean Up After Use 

Always clean off dirt, mud, or debris after using your Kubota B2150 —this will help extend its life by preventing rust and corrosion from building up on the machine’s body over time.

Cleaning up also helps keep dust out of small components like gears and pulleys, which can create wear and tear over time if not removed frequently enough. 

Follow these practices for maintaining your Kubota B2150 tractor daily, and you’ll surely enjoy years of reliable performance from this powerful machine!

With regular servicing checkscareful inspection of all components, high-quality fuel storage, and cleaning up after each use – you can trust that your tractor will continue to serve you faithfully for years to come!

Kubota B2150 Price

The Kubota B2150 is an excellent mid-sized tractor offering great value.

Its powerful engine and ease of use make it ideal for farmers who need to tackle small to medium-sized jobs quickly and efficiently.

The original list price for the Kubota B2150, released in 1988, was around $7,800. Over time, however, prices have gone down significantly due to inflation and increased competition in the marketplace. 

Currently, you can find used models of this tractor on sale for anywhere from $5,000 – $7,000. It should be noted that pricing will vary depending on the location and condition of the unit. 

So if you are looking for a reliable and affordable piece of equipment that won’t break your budget, this certainly deserves consideration!

Kubota B2150 Specs

Let’s take a deep look at the specs of the Kubota B2150:


Manufacturer Kubota
Type Compact Utility tractor

Engine specs

Kubota diesel 4-cylinders liquid-cooled
Displacement 75.4 ci

1.2 L

Bore/Stroke 2.95×2.76 inches

75 x 70 mm

Power (gross) 24 hp

17.9 kW

Rated RPM 2600
Starter volts 12
Oil change 100 h
Coolant capacity 4.1 qts

3.9 L

Mechanical specs

Chassis: Two- or four-wheel drive
Steering: manual
Brakes: Dry disc brakes
cab Two-post ROPS

Transmission specs

Type sliding gear
Gears 9 forward and 3 reverse


Type hydrostatic
Gears infinite forward and reverse (3-range)

Electrical specs

Ground negative
Battery volts 12

Power Take Off (PTO) specs

Rear PTO live
Rear RPM 540
Mid PTO standard
Front PTO optional

Tractor hitch specs

Rear Type I
Control position control
Rear lift 1014 lbs

459 kg

Hydraulics specs

Type open center
Capacity 4.75 gal

18.0 L

Pump flow 7.4 gpm

28.0 lpm


Fuel 7.4 gal

28.0 L

Hydraulic system 4.75 gal

18.0 L

Kubota B2150 Dimensions

Wheelbase 63 inches

160 cm

Length 109.4 inches

277 cm

Width 44.7 inches

113 cm

Height 76.8 inches

195 cm

Flange rear axle
2WD Front tread 32.7 inches

83 cm

4WD Front tread 35.4 inches

89 cm

Tires specs

2WD Standard tires (ag) Front: 4.00-12. Rear: 8.3-24
4WD Standard tires (ag) Front: 6.00-12. Rear: 12.4-16

Kubota B2150 Weight

2WD gear Shipping 1711 lbs

776 kg

4WD gear Shipping 1828 lbs

829 kg

2WD hydro Shipping 1722 lbs

781 kg

4WD hydro Shipping 1839 lbs

834 kg

Kubota B2150 Attachments

Let’s look into the Kubota B2150 attachments.

Mower Deck specs

Type: John Deere 39
Cutting width 60 inches

152 cm

Total width: 74.1 inches

188 cm

Cut height: 1.5 to 4.0 inch

3 to 10 cm

weight 371 lbs

168 kg


Type: Kubota RC60-92H
Cutting width 60 inches

152 cm

Total width: 72.4 inches

183 cm

Cut height: 1.5 to 4.0 inch

3 to 10 cm

weight 320 lbs

145 kg


Type: Kubota RC72-B
Cutting width 72 inches

182 cm

Total width: 788.1 inches

2001 cm

Cut height: 1.5 to 4.4 inch

3 to 11 cm

weight 472 lbs

214 kg

Loader specs

Height (to pin) 84.4 inches height (at pin)

214 cm

Clearance, dumped bucket 65.6 inches clearance (dumped)

166 cm

Dump reach 19.9 inches reach (dumped)

50 cm

Dump angle 39°
bucket cyl 1.75 inches

4 cm

Reach at ground 50 inches reach (ground)

127 cm

Rollback angle 26° 
Breakout force (at pin) 1442 lbs breakout

654 kg

boom cyl 1.75 inches

4 cm

boom rod 1.25 inches

3 cm

Lift to full height (at pin) 838 lbs lift (full at pin)

380 kg

bucket rod 1.0 inches

2 cm

Bucket width: 50 inches

127 cm

Backhoe specs

Backhoe type Kubota BL4520B Backhoe
Transport height 59.4 inches

150 cm

Bucket width 10 inches

25 cm

  12 inches

30 cm

  16 inches

40 cm

  24 inches

60 cm

Digging depth 80.9 inches

205 cm

Reach from pivot 97 inches

246 cm

Loading height 59.7 inches

151 cm

Bucket Rotation 164°
Swing Arc 180°
Bucket force 2700 lbs

1224 kg

Dipperstick force 1340 lbs

607 kg


Backhoe type Kubota L4530B Backhoe
Transport height 71.2 inches

180 cm

Bucket width 10 inches

25 cm

  12 inches

30 cm

  16 inches

40 cm

  24 inches

60 cm

Digging depth 96 inches

243 cm

Reach from pivot 112 inches

284 cm

Loading height 70.8 inches

179 cm

Bucket Rotation 194°
Swing Arc 180°
Bucket force 2890 lbs

1310 kg

Dipperstick force 1645 lbs

746 kg


Backhoe type Kubota BL4590 Backhoe
Transport height 79 inches

200 cm

Bucket width 13 inches

33 cm

  18 inches

45 cm

  24 inches

60 cm

  30 inches

76 cm

  36 inches

91 cm

Digging depth 90.2 inches

229 cm

Reach from pivot 116.5 inches

295 cm

Loading height 78.9 inches

200 cm

Bucket Rotation 180°
Swing Arc 180°
Bucket force 2950 lbs

1338 kg

Dipperstick force 1740 lbs

789 kg

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