Kubota BX2350 Parts and Parts Manual PDF

Kubota BX2350 Parts

When it comes to maintaining and repairing your Kubota BX2350, having access to the right parts and a comprehensive parts manual is essential.

The Kubota BX2350 is a versatile and reliable compact tractor that has been a favorite among homeowners and professionals alike. Its compact size, powerful engine, and numerous attachments make it a go-to choice for various tasks, from mowing and landscaping to snow removal and small-scale farming.

However, like any piece of machinery, the BX2350 may require maintenance and occasional repairs to keep it running smoothly. To ensure that your tractor receives the care it deserves, you need access to genuine Kubota BX2350 parts.

Kubota BX2350 Parts Manual PDF

A Kubota BX2350 parts manual is an indispensable resource for anyone who owns or works on this tractor model. This manual provides detailed information about every part of your BX2350, making it easier to identify, order, and install the right components. Fortunately, many manufacturers offer parts manuals in PDF format, allowing you to access them conveniently on your computer or mobile device.

Kubota BX2350 Body Parts

One of the most common needs for tractor owners is body parts. Whether you’ve had a minor accident or your BX2350 is showing signs of wear and tear, you’ll want to source high-quality body parts to keep it looking and functioning its best. Kubota offers a wide range of body parts for the BX2350, including hoods, fenders, and bumpers. These parts are designed to fit seamlessly and restore your tractor’s appearance.

Mower Deck Hydraulic Riser Parts

The mower deck hydraulic riser is a crucial component for those who use their BX2350 for lawn mowing. If you encounter issues with your mower deck’s hydraulic system, it’s important to identify and replace the faulty parts promptly. Kubota provides a selection of hydraulic riser parts designed specifically for the BX2350 mower deck, ensuring that you can maintain your lawn without interruption.

Kubota BX2350 Engine Parts

Maintaining the heart of your BX2350, its engine, is paramount to its overall performance. Whether you need a new air filter, spark plug, or fuel injector, Kubota offers a comprehensive range of engine parts to keep your tractor running smoothly. Regular maintenance and timely replacement of engine components will help you avoid costly breakdowns and extend the life of your BX2350.

  1. Oil Filter: The oil filter should be replaced regularly as part of routine maintenance to keep the engine oil clean and free of contaminants.
  2. Air Filter: A clean air filter is essential for proper engine performance and fuel efficiency. Regularly replace the air filter to prevent dust and debris from entering the engine.
  3. Fuel Filter: The fuel filter ensures that clean fuel is supplied to the engine. Replacing it as recommended by the manufacturer can prevent fuel-related issues.
  4. Spark Plugs: If your BX2350 has a gasoline engine, it will have spark plugs that may need replacement periodically for optimal combustion.
  5. Gaskets and Seals: Over time, gaskets and seals can wear out, leading to oil or coolant leaks. Replacing these components can prevent such leaks and maintain engine integrity.
  6. Water Pump: The water pump circulates coolant through the engine to prevent overheating. If it fails, the engine can overheat, leading to serious damage. Replace it when needed.
  7. Thermostat: The thermostat regulates the engine’s operating temperature. A faulty thermostat can cause overheating or inefficient operation.
  8. Belts: Check and replace serpentine belts or timing belts if they show signs of wear or damage. These belts are crucial for engine accessory operation and timing.
  9. Starter Motor: If the starter motor fails, your tractor won’t start. Replacing it is essential to keep your BX2350 operational.
  10. Alternator: The alternator charges the battery and provides electrical power to the tractor. If it fails, the battery can drain, and electrical systems won’t function correctly.
  11. Exhaust System Components: This includes the muffler, exhaust pipes, and any associated gaskets or clamps. Replace any parts that show signs of rust or damage.
  12. Cylinder Head: In some cases, you might need to replace the cylinder head or components like valves and valve springs if there’s significant engine damage.

Kubota BX2350 Transmission Parts

Smooth and reliable transmission is essential for any tractor. Kubota BX2350 transmission parts are engineered to deliver consistent performance. From gears and clutch plates to transmission filters, these components are designed to keep your tractor moving forward, even under challenging conditions.

  1. Transmission Fluid: Transmission fluid is crucial for the lubrication and cooling of the transmission components. Kubota recommends using a specific type of transmission fluid for their tractors. Refer to your owner’s manual or contact a Kubota dealer for the recommended transmission fluid for your BX2350.
  2. Transmission Filter: The transmission filter helps keep the transmission fluid clean by trapping debris and contaminants. It should be replaced at regular intervals as recommended in your owner’s manual.
  3. Transmission Pump: The transmission pump is responsible for circulating transmission fluid through the system. It ensures that the various components of the transmission are properly lubricated and cooled.
  4. Clutch: The clutch is an essential part of the transmission system, allowing you to engage and disengage power from the engine to the wheels. If you experience issues with the clutch slipping or not engaging properly, it may need replacement.
  5. Transmission Gears: The BX2350 has a gear-driven transmission, so it contains a set of gears that allow you to select different speeds and directions for your tractor.
  6. Transmission Housing: The transmission housing is the outer casing that contains all the transmission components. It helps protect the transmission from external elements and damage.
  7. Transmission Seals and Gaskets: Seals and gaskets are used to prevent fluid leaks from the transmission. Over time, they may need replacement if they become worn or damaged.
  8. Shift Linkage: The shift linkage connects the gear shifter to the transmission gears. It allows you to select the desired gear or range.
  9. Transmission Control Lever: This is the lever or control used to engage and disengage the transmission, allowing you to shift between forward, neutral, and reverse.
  10. Transmission Mounts: Transmission mounts secure the transmission to the tractor’s chassis, ensuring that it remains stable during operation.

Kubota BX2350 Attachments

One of the great features of the Kubota BX2350 is its compatibility with various attachments. Whether you need a loader bucket for moving heavy materials, a snowblower for winter cleanup, or a backhoe for digging tasks, Kubota offers a wide array of attachments designed to enhance your tractor’s capabilities. Make sure to source genuine Kubota attachments for optimal compatibility and performance.

Finding Used Kubota BX2350 Parts

While new Kubota parts are readily available, you may also consider used parts as a cost-effective alternative. Many tractor enthusiasts and dealers offer used Kubota BX2350 parts that are still in good condition. Be sure to verify the quality and compatibility of used parts before making a purchase to ensure they meet your needs and standards.

Kubota BX2350 Parts List and Diagrams

A detailed parts list and diagrams can be incredibly helpful when you’re searching for specific components for your BX2350. These resources provide visual references and part numbers, making it easier to locate the exact parts you require. Kubota typically includes such information in their parts manuals, making them an invaluable asset for BX2350 owners and mechanics.

Kubota BX2350 Replacement Hood

If your BX2350’s hood is damaged or showing signs of wear, replacing it can restore the tractor’s aesthetics and protect the engine compartment. Kubota offers replacement hoods designed to fit the BX2350 model precisely. When ordering a replacement hood, ensure that you specify the model year and any other relevant details to receive the correct part.

Kubota BX2350 Specs

Understanding the specifications of your Kubota BX2350 is essential when purchasing replacement parts or attachments. Key specifications include engine power, hydraulic capacity, weight, and dimensions. Knowing these details will help you choose the right components and accessories for your specific needs.

  • Engine:
    • Kubota D902 3-Cylinder Diesel
    • Horsepower: 23
    • Displacement: 54.8 cu. In
  • Transmission:
    • HST (Hydrostatic Transmission)
    • High-Low gear shift (2 forward/reverse)
  • Final Drive:
    • Spud gear
  • Dimensions & Weight:
    • Wheelbase: 55.1 inches (139 cm)
    • Weight: 1,322 lbs (599 kg)
    • Weight without attachment: 0.75 t
  • Tires:
    • Front tire: 18×8.5-10
    • Rear tire: 26×12-12
    • Back tires: 26×12.00-12
    • Front tires: 18×8.50-10
  • Width:
    • Outside Frame: 2.7 ft (1 m)
    • Transport width: 1.145 m
  • PTO Power:
    • 17.7 hp (13 kW)
  • Pump Flow Capacity:
    • 6.4 gal/min (23 l/min)
  • Fuel Capacity:
    • 6.6 GAL
  • Front Loader:
    • Lift Capacity: 235 kg
    • Max. Lifting Height: 1810 mm
    • Digging Depth: Not specified

How do you load a Kubota BX2350 tractor on to a trailer?

Loading a Kubota BX2350 tractor onto a trailer safely requires careful planning and execution. Here are step-by-step instructions on how to load a tractor onto a trailer:

Tools and Equipment You’ll Need:

  1. Kubota BX2350 tractor
  2. Trailer suitable for hauling the tractor (ensure it’s rated for the tractor’s weight)
  3. Ramps or loading equipment
  4. Safety gear (gloves, safety glasses)
  5. Helper (optional but recommended)

Steps to Load a Kubota BX2350 Tractor onto a Trailer:

  1. Prepare the Trailer:
    • Ensure the trailer is on a level surface and is hitched securely to the towing vehicle.
    • Make sure the trailer’s brakes and lights are functioning correctly.
  2. Check the Tractor:
    • Ensure the tractor is in good working condition with properly inflated tires and functional brakes.
  3. Position the Trailer:
    • Park the trailer on a flat surface and engage the parking brake.
  4. Prepare Ramps or Loading Equipment:
    • If you’re using ramps, position them securely in place at the rear of the trailer. Ensure they are wide and sturdy enough to support the tractor’s weight.
    • If you’re using other loading equipment, make sure it’s set up correctly.
  5. Engage Safety Measures:
    • Put on safety gear like gloves and safety glasses to protect yourself during the loading process.
    • If you have a helper, communicate clearly and establish hand signals to ensure safe coordination.
  6. Position the Tractor:
    • Drive the tractor slowly and carefully up the ramps or loading equipment.
    • Ensure the tractor is centered on the trailer and aligned properly to distribute weight evenly.
  7. Use Safety Attachments:
    • If your trailer has attachment points or tie-down hooks, use straps or chains to secure the tractor in place.
    • Make sure the attachments are tight and that the tractor won’t move during transit.
  8. Test Brakes:
    • Check that the tractor’s brakes are engaged and functioning properly. Some tractors have a parking brake lever or pedal.
  9. Double-Check Everything:
    • Before driving, double-check that the tractor is securely fastened to the trailer, and all safety measures are in place.
    • Ensure that the tractor is not overhanging the trailer, as this can create stability issues during transportation.
  10. Drive with Caution:
    • Drive the towing vehicle slowly and cautiously. Be aware of the increased weight and length when towing.
  11. Secure the Load:
    • Stop periodically during your trip to check and tighten straps or chains to ensure the tractor remains secure.
  12. Unload the Tractor:
    • When you arrive at your destination, reverse the loading process carefully. Use ramps or unloading equipment to safely drive the tractor off the trailer.

Remember that loading and transporting heavy equipment like tractors can be dangerous.

If you are not experienced with this process, it is highly recommended to seek assistance from a professional or someone experienced in tractor loading and transportation. Safety should always be the top priority.

How to clean the radiator on a Kubota BX2350

To clean the radiator on a Kubota BX2350, follow these steps:

  1. Prepare the tractor: Turn off the engine and allow it to cool down completely before starting the cleaning process. This will help prevent any accidents or injuries.
  2. Remove the removable screen: The first step is to pull the removable screen in front of the radiator and clean it. This screen helps prevent debris from entering the radiator and should be cleaned regularly
  3. Use compressed air: After cleaning the removable screen, use compressed air to blow out any remaining debris from the radiator fins. Be careful not to use too much pressure, as this can damage the fins
  4. Clean the radiator with a soft brush: Gently brush the radiator fins with a soft brush to remove any remaining dirt or debris. Be sure to brush in the direction of the fins to avoid bending or damaging them
  5. Flush the radiator: If the radiator is heavily clogged, you may need to flush it with water. To do this, use a garden hose to spray water through the back of the radiator, opposite the direction of normal airflow. This will help dislodge any stubborn debris
  6. Check the coolant level: While you’re cleaning the radiator, it’s a good idea to check the coolant level as well. If the coolant is low, you may need to add more to the system. Refer to your tractor’s manual for the correct coolant type and mixing ratio
  7. Reassemble and test: Once you’ve finished cleaning the radiator and checking the coolant level, reassemble any parts you removed and start the engine. Let the engine run for a few minutes and check for any leaks or abnormalities in the cooling system.

What is the oil capacity of a Kubota BX2350

The oil capacity of a Kubota BX2350 is 3.3 quarts or 3.1 liters. The type of oil that should be used in a Kubota BX2350 depends on various factors, including the climate and operating conditions. Here are some options based on the search results:

  • SAE 20, SAE 30, or 10W-30
  • SAE 15W-40
  • 10W-30 conventional oil (Kubota or Shell Rotella)
  • 15W-40 (recommended by most users)
  • Rotella T6 in either 5W-40 or 0W-40 (usual choice for small tractors)
    It is important to use oil that meets the CJ-4 or CK-4 specification

The oil in a Kubota BX2350 should be changed at the following intervals:

  • Initial 50 hours: Change the engine oil and filter after the first 50 hours of operation
  • 100 hours: Change the engine oil and filter every 100 hours of operation
  • Every 100 hours: Some users recommend changing the oil every 100 hours of operation
  • Annually: If the tractor is not used frequently, it is recommended to change the oil at least once a year

It is important to consult the operator’s manual for specific maintenance information for your model. The recommended oil filter brand for a Kubota BX2350 is Kubota’s genuine oil filter.

These filters are designed to remove harmful contaminants from the engine oil during periods of normal and severe service. The specific part number for the engine oil filter is HH150-3209.

What to do if the Kubota BX2350 overheats when mowing.

If the Kubota BX2350 is overheating while mowing, it’s important to address this issue promptly to prevent damage to the engine. Overheating can be caused by several factors, listed below

  1. Check the Coolant Level: Ensure that the coolant reservoir is filled to the appropriate level. Low coolant can cause the engine to overheat. If the coolant level is low, top it up with the recommended coolant for your Kubota tractor.
  2. Inspect the Cooling System: Examine the cooling system for any visible leaks, damaged hoses, or loose connections. Leaks can lead to a loss of coolant and overheating. If you find any issues, repair or replace the damaged components.
  3. Clean the Radiator: The radiator can accumulate dirt, debris, and grass clippings while mowing, reducing its efficiency in cooling the engine. Clean the radiator and cooling fins thoroughly to ensure proper airflow.
  4. Check the Cooling Fan: Verify that the cooling fan is functioning correctly. It should engage when the engine reaches a certain temperature. If the fan isn’t working, it may need to be replaced.
  5. Inspect the Thermostat: A faulty thermostat can cause the engine to overheat. Check the thermostat to ensure it opens and closes properly. If it’s stuck in the closed position, it will prevent coolant from circulating, causing overheating.
  6. Check the Water Pump: The water pump is responsible for circulating coolant throughout the engine. Inspect the water pump for leaks or damage and ensure it’s functioning correctly. If necessary, replace the water pump.
  7. Monitor Engine Load: If you are mowing in extremely hot weather or overgrown grass, your engine may be working harder than usual. Try mowing at a slower pace or in cooler conditions to reduce the load on the engine.
  8. Maintain Proper RPM: Running the engine at the recommended RPM for mowing tasks is crucial. Operating at too high an RPM can generate excess heat. Refer to your owner’s manual for the recommended RPM range.
  9. Change the Engine Oil: Old or contaminated engine oil can lead to overheating. Ensure that you have fresh, clean oil in your engine, and replace the oil filter as well.
  10. Inspect the Belt Drive: The belt that drives the mower deck can also cause overheating if it’s slipping or damaged. Check the condition of the belt and replace it if necessary.
  11. Properly Adjust the Cutting Height: Mowing too low or too high can put unnecessary strain on the engine. Adjust the cutting height to an appropriate level for your grass and terrain.

How to repair the parking brake on a Kubota BX2350

To repair the parking brake on a Kubota BX2350, you can follow these steps:

  1. Inspect the parking brake components: Check for any visible damage or loose parts in the parking brake system, such as the latch, pedal, or linkage. If you notice any issues, they may need to be repaired or replaced.
  2. Adjust the brake pedal: In some cases, the parking brake may not engage properly due to a misaligned brake pedal. You can try adjusting the brake pedal to ensure it properly engages with the parking brake mechanism
  3. Check the brake adjustment: If the parking brake still does not hold the tractor, you may need to adjust the brakes. However, some Kubota models, including the BX2350, do not have a specific adjustment for the parking brake
    In this case, you may need to consult a professional or refer to the tractor’s manual for further assistance.
  4. Seek professional help: If you are unable to repair the parking brake on your own, it is recommended to contact a Kubota dealer or a qualified mechanic for assistance. They will have the expertise and tools necessary to diagnose and repair any issues with the parking brake system.

How to adjust the brakes on a Kubota BX2350

Adjusting the brakes on a Kubota BX2350 involves making adjustments to the brake pedal linkage and the brake shoes.

Safety Precautions: Before you begin, ensure that the tractor is in a safe location, the engine is off, and the parking brake is engaged. Also, always consult your Kubota BX2350 operator’s manual for specific instructions and safety precautions.

Tools and Materials: You may need the following tools and materials:

  1. Wrenches (usually 10mm, 12mm, and 14mm)
  2. Jack and jack stands
  3. Brake adjusting tool or a suitable flat-head screwdriver
  4. Brake cleaner
  5. Lubricating oil or grease


  1. Raise the Rear of the Tractor: Use a jack to lift the rear of the tractor and support it with jack stands, ensuring that it is stable and secure.
  2. Locate the Brake Pedal Linkage: The brake pedal is located on the left side of the tractor near the floorboard. You will need to access the brake linkage.
  3. Adjust the Brake Pedal Linkage: a. Loosen the locknut on the brake pedal linkage rod using the appropriate wrench (usually 12mm or 14mm). This allows you to adjust the length of the linkage. b. Turn the adjusting nut on the linkage rod to either shorten or lengthen it, depending on whether you need to tighten or loosen the brakes. c. Tighten the locknut back in place to secure the adjustment.
  4. Adjust the Brake Shoes: The brake shoes are located inside the rear wheel hubs. To access them: a. Remove the rear wheel(s) by loosening the lug nuts and pulling the wheel off. b. Locate the brake drum on the inside of the hub. c. Use a brake adjusting tool or a flat-head screwdriver to access the brake adjuster through an access hole in the brake drum. d. Rotate the adjuster wheel to either tighten or loosen the brake shoes. Turn it in the direction that tightens the brakes. e. Adjust both sides evenly to ensure balanced braking.
  5. Reassemble and Test: a. Put the rear wheel(s) back on and tighten the lug nuts. b. Lower the tractor off the jack stands. c. Test the brakes by engaging and disengaging them to ensure they are functioning correctly. Make sure the tractor stops smoothly and evenly.
  6. Check for Proper Adjustment: The brakes should engage and disengage smoothly without any excess play in the pedal. If needed, repeat the adjustment process until the brakes are properly balanced and responsive.
  7. Maintenance: Periodically check and adjust the brakes as necessary to maintain proper function. Additionally, keep the brake components clean and lubricated to prevent premature wear.

How to remove the fuel tank on a Kubota BX2350

Removing the fuel tank on a Kubota BX2350 tractor can be a somewhat complex task, and it’s essential to exercise caution and follow safety procedures. The fuel system contains flammable materials, so make sure you take proper safety measures and work in a well-ventilated area.

  1. Prepare the tractor: Park the tractor on a level surface and engage the parking brake. Turn off the engine and disconnect the battery to prevent any accidental starts.
  2. Drain the fuel: Place a suitable container under the fuel tank to catch the fuel. Locate the fuel drain valve, usually located at the bottom of the tank, and open it to drain the fuel completely.
  3. Disconnect the fuel lines: Locate the fuel lines connected to the tank. Depending on the model, there may be multiple fuel lines. Use a wrench or pliers to loosen the clamps securing the fuel lines and carefully disconnect them from the tank.
  4. Remove the fuel tank mounting bolts: Locate the mounting bolts securing the fuel tank to the tractor chassis. Use a socket wrench or appropriate tool to remove these bolts. Keep in mind that some models may have additional components, such as brackets or straps, securing the tank.
  5. Lower the fuel tank: Once the mounting bolts are removed, carefully lower the fuel tank from the tractor. Be cautious of any remaining fuel or debris in the tank.
  6. Clean or replace the fuel tank: If you are removing the fuel tank for maintenance purposes, such as cleaning or replacing the fuel filter, now is a good time to do so. Follow the appropriate procedures for cleaning or replacing the fuel tank components.
  7. Reinstall the fuel tank: After completing the necessary maintenance, reverse the steps to reinstall the fuel tank. Make sure all connections are secure, and the tank is properly mounted to the tractor chassis.
  8. Refill the fuel tank: Once the fuel tank is reinstalled, refill it with the appropriate amount of diesel fuel. Check for any leaks or issues before operating the tractor.

How to clean the fuel cap on a Kubota BX2350

Cleaning the fuel cap on your Kubota BX2350 is an important maintenance task to ensure that no debris or contaminants enter your fuel system

Tools and Materials Needed:

  1. Disposable gloves
  2. Mild dish soap
  3. Warm water
  4. Soft-bristle brush or toothbrush
  5. Clean, lint-free cloth
  6. Compressed air (optional)


  1. Safety First: Before you start, ensure that the tractor’s engine is turned off, and it is in a well-ventilated area away from open flames or sources of ignition. Safety glasses may be necessary in case there’s any fuel spillage.
  2. Wear Gloves: Put on disposable gloves to protect your hands from dirt, fuel, and any potential contaminants.
  3. Remove the Fuel Cap: Gently unscrew and remove the fuel cap from the fuel tank. Be cautious not to drop the cap into the tank.
  4. Inspect the Cap: Examine the fuel cap for any visible dirt, debris, or signs of damage. Check the rubber gasket or seal on the inside of the cap for wear or cracks. If you notice any damage, it may be necessary to replace the cap.
  5. Wash the Fuel Cap: a. Fill a basin or bucket with warm water and add a few drops of mild dish soap. b. Submerge the fuel cap in the soapy water and allow it to soak for a few minutes. This will help to loosen any dirt and grime. c. Use a soft-bristle brush or toothbrush to gently scrub the cap, paying special attention to the threads and any crevices where dirt can accumulate. d. Rinse the cap thoroughly with clean water to remove all soap residue.
  6. Dry the Fuel Cap: Pat the fuel cap dry with a clean, lint-free cloth. Ensure that no moisture remains on the cap.
  7. Inspect the Seal: Check the rubber gasket or seal on the inside of the fuel cap once more to ensure it’s clean and in good condition. If it’s damaged or worn, consider replacing it to maintain a proper seal on the fuel tank.
  8. Reattach the Fuel Cap: Screw the clean and dry fuel cap back onto the fuel tank securely. Ensure it is tightened properly but not over-tightened.
  9. Optional: Use Compressed Air (if available): If you have access to compressed air, you can use it to blow out any remaining dirt or debris from the fuel cap threads and the fuel tank opening. Be cautious when using compressed air, as excessive pressure could damage the fuel cap or push debris into the fuel tank.
  10. Dispose of Gloves and Cleaning Materials: Properly dispose of your disposable gloves and any cleaning materials used.