Kubota B2650 Parts and Parts Manual PDF

Kubota B2650 Parts

The Kubota B2650 is a powerful and versatile tractor designed for a variety of agricultural and landscaping tasks. To keep this workhorse in optimal condition, it’s crucial to understand its components and have access to the right parts when needed.

In this article, we look at Kubota B2650 parts, exploring the Parts Manual PDF, Parts Diagram, Parts List, and specific components like the top link, cab parts, 3-point hitch parts, oil filter, backhoe, attachments, mower deck, and battery.

Kubota B2650 Parts Manual PDF

The Kubota B2650 Parts Manual PDF serves as a comprehensive guide for tractor owners and technicians alike. It provides detailed information about every part of the B2650, offering insights into assembly, disassembly, and maintenance procedures.

The Parts Manual PDF is a valuable resource for those who prefer a digital format for easy accessibility and search functionality.

Having a Parts Manual in PDF format ensures that users can quickly locate specific components, understand their functions, and identify the corresponding part numbers.

This electronic resource proves indispensable when ordering replacement parts, reducing downtime and facilitating efficient repairs. Kubota B2650 owners should ensure they have a copy of the Parts Manual PDF readily available for reference.

Sections :

  1. Introduction:
    • Provides a brief overview of the Kubota B2650 tractor model.
    • Introduces the purpose and structure of the Parts Manual PDF.
    • Offers general safety guidelines for working with and around the tractor’s components.
  2. Table of Contents:
    • Outlines the sections and subsections covered in the manual.
    • Helps users quickly locate specific information about different parts and components.
  3. Identification and Nomenclature:
    • Describes the tractor’s identification numbers, serial numbers, and other essential information for part identification.
    • Introduces the nomenclature used in the manual, including abbreviations and part number formats.
  4. Parts Diagrams:
    • Provides detailed visual representations of the tractor’s various components.
    • Each major assembly or system is typically depicted in a separate diagram.
    • Parts are usually numbered, and a corresponding list of part numbers is included for easy reference.
  5. Parts List:
    • Enumerates all the parts associated with the Kubota B2650.
    • Organized in a systematic manner, often following the tractor’s assembly sequence.
    • Each part is usually accompanied by a part number, description, and quantity required.
  6. Exploded Views:
    • Offers exploded views of specific assemblies or systems.
    • Illustrates how different parts fit together and their relative positions.
    • Aids in understanding the assembly and disassembly processes.
  7. Maintenance Guidelines:
    • Outlines recommended maintenance schedules for different parts and systems.
    • Provides guidelines on lubrication, inspection, and replacement intervals.
    • Includes information on routine maintenance tasks to keep the tractor in optimal condition.
  8. Troubleshooting Guide:
    • Addresses common issues and problems that users may encounter.
    • Offers diagnostic procedures to identify the root causes of malfunctions.
    • Provides solutions and recommendations for resolving common problems.
  9. Special Tools and Equipment:
    • Lists any specialized tools or equipment recommended for working on specific components.
    • Offers guidance on proper tool usage and safety precautions.
  10. Part Number Index:
    • Alphabetical listing of all part numbers included in the manual.
    • Facilitates quick lookup of specific parts based on their part numbers.
  11. Appendices:
    • Additional reference materials, technical data, or supplementary information.
    • May include wiring diagrams, fluid capacities, and other specifications.
  12. Glossary:
    • Defines technical terms and terminology used throughout the manual.
    • Assists users in understanding the language and jargon associated with tractor components.

Kubota B2650 Parts Diagram

For a visual representation of the tractor’s components and their interconnections, the Kubota B2650 Parts Diagram is an essential resource.

This diagram illustrates the intricate details of the tractor’s structure, enabling users to grasp the relationships between various parts. It aids in troubleshooting, repairs, and the identification of parts during routine maintenance.

The Parts Diagram is especially beneficial for individuals who are more visually oriented or those who need a quick reference to understand the tractor’s anatomy.

Kubota B2650 owners and technicians can use the diagram to pinpoint specific areas of interest, facilitating a smoother and more accurate diagnostic process.

Kubota B2650 Parts List

A detailed Kubota B2650 Parts List is an invaluable tool for tractor owners, helping them keep track of every component that makes up their machine.

This comprehensive list includes information on each part’s name, part number, and quantity required for assembly or replacement. With this resource, users can easily manage inventory, ensuring they have the necessary parts on hand when needed.

The Parts List also aids in budgeting for maintenance and repairs, as it provides a clear overview of the cost of individual components. Kubota B2650 owners can use this list to prioritize replacements based on wear and tear, allowing them to address critical components promptly and efficiently.

Engine Components

  1. Engine Assembly
    • Complete engine assembly
    • Description: This includes all the essential components for the tractor’s engine, ensuring proper combustion and power generation.
  2. Oil Filter
    • Oil filter for engine
    • Description: A critical component for maintaining clean engine oil, preventing contaminants from circulating through the engine.
  3. Air Filter
    • Air filter for engine
    • Description: Filters incoming air to the engine, ensuring optimal combustion by preventing dust and debris from entering.

Electrical Components

  1. Battery
    • 12V Heavy-Duty Battery
    • Description: Provides electrical power to start the engine and operate various electrical systems on the tractor.
  2. Starter Motor
    • Electric starter motor
    • Description: Initiates the engine’s starting sequence by turning the flywheel when the ignition key is turned.

Hydraulic System Components

  1. Hydraulic Pump
    • Main hydraulic pump
    • Description: Responsible for pressurizing hydraulic fluid, enabling the operation of various hydraulic systems on the tractor.
  2. Hydraulic Cylinder – Bucket
    • Cylinder for bucket operation
    • Description: Enables the movement of the bucket attachment through hydraulic pressure, facilitating loading and unloading tasks.

Transmission Components

  1. Transmission Assembly
    • Complete transmission assembly
    • Description: Controls the power flow from the engine to the wheels, allowing the tractor to move forward and backward.
  2. Clutch Kit
    • Clutch kit
    • Description: Engages and disengages the transmission from the engine, enabling smooth shifts and control over the tractor’s movement.

Kubota B2650 Top Link Parts

The top link is a crucial component in the tractor’s three-point hitch system, responsible for maintaining proper implement and tractor alignment.

Kubota B2650 Top Link Parts include various components such as pins, bushings, and adjustment mechanisms. Regular inspection and maintenance of these parts are essential to ensure optimal functionality of the three-point hitch system.

Owners should refer to the Kubota B2650 Parts Manual PDF and Parts Diagram for detailed information on top link components. Replacement parts should meet Kubota’s specifications to guarantee compatibility and performance.

Main Components

  1. Top Link Assembly
    • Description: The primary component connecting the three-point hitch to the tractor. It allows for the adjustment of the implement’s angle and position.
  2. Adjustment Mechanism
    • Description: The mechanism that enables the adjustment of the top link’s length. This is crucial for aligning the tractor and implement properly.

Pins and Fasteners

  1. Top Link Pin
    • Description: Connects the top link to the three-point hitch on the tractor. It’s a critical pivot point for the top link assembly.
  2. Clevis Pin
    • Description: Secures the top link to the implement. It allows for a secure connection while still permitting movement.
  3. Locking Pins
    • Description: Used to lock and secure adjustable components in place, ensuring stability during operation.

Bushings and Bearings

  1. Bushings for Top Link
    • Description: Provides a smooth and wear-resistant surface for the top link to pivot on, enhancing its longevity and performance.
  2. Bearing for Adjustment Mechanism
    • Description: Enables smooth adjustment of the top link length. A well-maintained bearing ensures ease of operation.

Protective Components

  1. Dust Covers
    • Description: Protects the moving parts, such as pins and bearings, from dust and debris. Regular inspection and replacement are essential for maintaining functionality.
  2. Grease Fittings
    • Description: Allows for the application of grease to lubricate moving parts, preventing friction and wear. Regular greasing is crucial for optimal performance.

Safety Features

  1. Safety Chain
    • Description: A safety measure to prevent the top link from falling in case of a failure. It provides an additional layer of protection during operation.
  2. Ratchet Straps
    • Description: Used to secure the top link in a fixed position, ensuring stability during transportation or when not in use.

This is a general overview, and the official Kubota B2650 Top Link Parts List from the manufacturer would provide specific part numbers, quantities, and detailed descriptions for each component.

When maintaining or replacing top link parts, always refer to the official manual for accurate information and compatibility.

Kubota B2650 Cab Parts

For operators who prefer the comfort and protection of a cab, understanding Kubota B2650 Cab Parts is crucial.

These parts include doors, windows, seals, and various interior components that contribute to the overall functionality and comfort of the tractor’s cab. Regular inspection and maintenance of cab parts are essential to ensure a secure and weather-tight enclosure.

Kubota B2650 owners with cabs should refer to the Parts Manual PDF and Parts Diagram to identify specific cab components and their part numbers. This information simplifies the process of ordering replacement parts and maintaining the cab in optimal condition.

Exterior Components

  1. Cab Shell
    • Description: The main structure of the cab, providing protection from the elements. It is often made of durable materials to ensure longevity.
  2. Doors and Windows
    • Description: Cab doors and windows contribute to the overall comfort and protection of the operator. Seals and weather stripping ensure a tight, weather-resistant seal.
  3. Roof Panel
    • Description: The roof panel covers the top of the cab, offering additional protection from rain and sunlight.
  4. Cab Mounting Brackets
    • Description: Brackets that secure the cab to the tractor chassis, ensuring stability and safety.

Interior Components

  1. Operator’s Seat
    • Description: The seat inside the cab provides comfort for the operator during long hours of operation. It may have adjustable features for personalized comfort.
  2. Control Panel
    • Description: The central hub for operating various functions within the cab, including climate control, lighting, and other accessories.
  3. Instrument Cluster
    • Description: Displays vital information such as engine RPM, fuel levels, and warning indicators. Ensures the operator is informed about the tractor’s status.
  4. Pedals and Controls
    • Description: The cab houses pedals for acceleration and braking, as well as controls for the transmission and other tractor functions.

HVAC System

  1. Heating, Ventilation, and Air Conditioning (HVAC) Unit
    • Description: The HVAC system regulates the cab’s temperature, ensuring a comfortable working environment in various weather conditions.
  2. Air Vents and Filters
    • Description: Vents distribute air throughout the cab, and filters prevent dust and debris from entering the HVAC system.


  1. Cab Lights
    • Description: Exterior lights mounted on the cab to provide visibility during low-light conditions or nighttime operation.
  2. Interior Lights
    • Description: Lights inside the cab to illuminate the operator’s workspace and controls.

Seating and Comfort

  1. Suspension System
    • Description: Some cabs are equipped with a suspension system to absorb shocks and vibrations, providing a smoother ride for the operator.
  2. Cab Interior Trim
    • Description: Decorative and functional elements inside the cab, enhancing aesthetics and comfort.

Safety Features

  1. Safety Glass
    • Description: Windows made of safety glass to ensure durability and protect the operator in case of breakage.
  2. Roll-Over Protective Structure (ROPS)
    • Description: A reinforced structure to protect the operator in the event of a tractor rollover.

Kubota B2650 3 Point Hitch Parts

The three-point hitch system is a key feature of the Kubota B2650, enabling the attachment of implements for various tasks. Components of the three-point hitch system, including arms, linkages, and hydraulic cylinders, fall under the category of Kubota B2650 3 Point Hitch Parts.

Regular inspection and lubrication of these parts are essential for smooth operation.

The Parts Manual PDF and Parts Diagram provide detailed information on each 3-point hitch component, aiding in troubleshooting and replacement. Kubota B2650 owners should follow recommended maintenance schedules to ensure the longevity and reliability of the three-point hitch system.

Main Components

  1. Three-Point Hitch Assembly
    • Description: The primary framework that attaches implements to the tractor, consisting of upper and lower arms and a center link.
  2. Top Link
    • Description: Connects the tractor to the implement’s top point, enabling vertical adjustment to ensure proper implement alignment.
  3. Lower Lift Arms
    • Description: Horizontal arms that support and lift the implement, connecting it to the tractor’s hydraulic lift system.

Hydraulic Components

  1. Hydraulic Cylinder
    • Description: A hydraulic cylinder responsible for raising and lowering the lower lift arms, controlling the height of the attached implement.
  2. Hydraulic Hoses and Fittings
    • Description: Transfers hydraulic fluid between the tractor and the three-point hitch components. Regular inspection is crucial for preventing leaks.

Adjustment Mechanisms

  1. Adjustment Pins and Clips
    • Description: Secures the top link and lower lift arms in adjustable positions, allowing for quick and easy changes to implement height and angle.
  2. Turnbuckles
    • Description: Adjustable linkage components used for fine-tuning the alignment and leveling of the three-point hitch.

Stabilizers and Sway Chains

  1. Stabilizer Bars
    • Description: Provides lateral stability to the three-point hitch, preventing excessive side-to-side movement during operation.
  2. Sway Chains
    • Description: Chains that connect the lower lift arms to the tractor, limiting side movement and ensuring even distribution of force.

Pins and Fasteners

  1. Linchpins and Clips
    • Description: Secures various components in place, allowing for easy removal and adjustment.
  2. Top Link Pin
    • Description: Connects the top link to the tractor, serving as a pivotal point for vertical adjustments.

Bushings and Bearings

  1. Bushings for Lower Lift Arms
    • Description: Provides a smooth and wear-resistant surface for the lower lift arms to pivot on, ensuring longevity and performance.
  2. Bearings for Adjustment Mechanisms
    • Description: Enables smooth adjustment of various components, such as turnbuckles and linkage points.

Safety Features

  1. Safety Locks
    • Description: Prevents unintentional release of the three-point hitch components during operation, enhancing overall safety.
  2. Warning Labels and Manuals
    • Description: Clearly marked warning labels and informative manuals ensure safe operation and proper use of the three-point hitch.

Kubota B2650 Oil Filter

The oil filter is a critical component of the tractor’s lubrication system, responsible for removing impurities and contaminants from the engine oil. Kubota B2650 Oil Filter is a consumable part that requires regular replacement to maintain optimal engine performance and longevity.

Owners should adhere to Kubota’s recommended oil filter change intervals outlined in the operator’s manual.

When selecting a replacement oil filter, Kubota B2650 owners should refer to the Parts List for the correct part number and specifications. Using genuine Kubota oil filters ensures compatibility and meets the manufacturer’s quality standards.

Kubota B2650 Backhoe

The Kubota B2650 is compatible with various attachments, including backhoes for digging and excavation tasks. Kubota B2650 Backhoe parts include the backhoe attachment itself, hydraulic cylinders, bucket, and related components.

Owners considering the use of a backhoe attachment should refer to the Parts Manual PDF and Parts Diagram for detailed information on backhoe components.

Regular maintenance and inspection of backhoe parts are essential to ensure safe and efficient operation. Kubota B2650 owners using the backhoe attachment should follow recommended maintenance schedules and address any issues promptly to avoid downtime.

Main Backhoe Assembly

  1. Backhoe Frame
    • Description: The main structure of the backhoe, supporting all other components and connecting to the tractor.
  2. Boom
    • Description: The long arm of the backhoe extending outward, responsible for reaching and digging.
  3. Dipper Stick
    • Description: The shorter arm connected to the boom, holding the bucket.
  4. Bucket
    • Description: The part of the backhoe used for digging and scooping material. It may come in various sizes for different applications.

Hydraulic Components

  1. Hydraulic Cylinders
    • Description: Cylinders responsible for moving the backhoe components, including the boom, dipper stick, and bucket. They provide the necessary force for digging.
  2. Hydraulic Hoses and Fittings
    • Description: Transfers hydraulic fluid between the tractor and the backhoe components. Regular inspection is crucial to prevent leaks and ensure proper functionality.
  3. Control Valves
    • Description: Valves that regulate the flow of hydraulic fluid, controlling the movement of the backhoe components.

Stabilizers and Support Legs

  1. Stabilizer Arms
    • Description: Extendable arms on each side of the backhoe that provide stability during operation by preventing side-to-side movement.
  2. Support Legs
    • Description: Extendable legs located at the rear of the backhoe. They provide additional stability and support when the backhoe is in use.

Mounting and Attachment Components

  1. Backhoe Mounting Kit
    • Description: The kit that connects the backhoe to the tractor, ensuring a secure and stable attachment.
  2. Quick-Attach System
    • Description: A system that allows for easy and quick attachment and detachment of the backhoe from the tractor.

Controls and Operator Features

  1. Operator’s Seat and Controls
    • Description: The seat and control panel for the backhoe operator, providing a comfortable workspace and easy access to all necessary controls.
  2. Swing Mechanism
    • Description: Allows the backhoe to rotate horizontally, providing flexibility in positioning for digging.
  3. Bucket Linkage
    • Description: The mechanism that connects the bucket to the dipper stick, allowing for controlled movement during digging.

Safety Features

  1. Warning Labels and Manuals
    • Description: Clearly marked warning labels and informative manuals ensure safe operation and proper use of the backhoe.
  2. Safety Locks and Latches
    • Description: Prevents unintentional movement or release of backhoe components, enhancing overall safety during operation and transportation.

Kubota B2650 Attachments

In addition to the backhoe, the Kubota B2650 supports a variety of other attachments for diverse tasks. Kubota B2650 Attachment parts encompass a wide range of components, including front loaders, blades, snow blowers, and more. Each attachment has specific parts that require attention and maintenance.

Owners should consult the Parts Manual PDF and Parts Diagram for detailed information on attachment components. Regular inspection, lubrication, and replacement of worn parts are crucial to ensure the safe and efficient operation of Kubota B2650 attachments.

Kubota B2650 Mower Deck

For lawn maintenance and grass cutting, the Kubota B2650 can be equipped with a mower deck. Kubota B2650 Mower Deck parts include blades, belts, pulleys, and other components essential for efficient mowing operations. Regular inspection and maintenance of these parts are necessary to achieve a clean and uniform cut.

Owners should refer to the Parts Manual PDF and Parts Diagram for detailed information on mower deck components. Following recommended maintenance schedules and promptly replacing worn parts contribute to the longevity and performance of the mower deck.

Main Mower Deck Assembly

  1. Mower Deck Shell
    • Description: The primary structure of the mower deck, providing a platform for the cutting blades and supporting components.
  2. Cutting Blades
    • Description: The blades responsible for cutting grass and other vegetation. They may come in various designs for different mowing applications.
  3. Blade Spindles
    • Description: Components that support and enable the rotation of the cutting blades. Spindles are critical for maintaining blade alignment and balance.

Belt and Pulley System

  1. Mower Deck Belt
    • Description: The belt that transfers power from the tractor’s PTO (Power Take-Off) to the mower deck, driving the cutting blades.
  2. Idler Pulleys
    • Description: Pulleys that guide and tension the mower deck belt. They play a crucial role in maintaining proper belt tension for efficient operation.
  3. Tension Springs
    • Description: Springs that assist in maintaining consistent tension on the mower deck belt, ensuring optimal performance.

Height Adjustment Mechanism

  1. Cutting Height Adjustment Lever
    • Description: A lever or system that allows the operator to adjust the cutting height of the mower deck, controlling how closely the grass is cut.
  2. Height Adjustment Linkages
    • Description: Mechanisms that connect the cutting height adjustment lever to the mower deck, facilitating the height adjustment process.

Anti-Scalp Wheels

  1. Anti-Scalp Wheels
    • Description: Wheels positioned on the mower deck to prevent scalping, ensuring an even cut on uneven terrain.

Deflector and Grass Discharge Components

  1. Grass Deflector
    • Description: A shield or deflector that directs the flow of grass clippings away from the mower deck and operator.
  2. Grass Discharge Chute
    • Description: The pathway through which grass clippings are expelled from the mower deck. It may include a chute deflector to control discharge direction.

Deck Wash Port

  1. Deck Wash Port
    • Description: A port that allows for easy cleaning of the mower deck. It is typically connected to a water hose for efficient deck cleaning.

Safety Features

  1. Safety Interlock Switches
    • Description: Switches that ensure the mower deck operates only when safety conditions are met, such as when the operator is seated or the tractor is in neutral.
  2. Warning Labels and Manuals
    • Description: Clearly marked warning labels and informative manuals ensure safe operation and proper use of the mower deck.

Kubota B2650 Battery

The battery is a critical component that provides the necessary electrical power to start the Kubota B2650’s engine and operate electrical systems. Kubota B2650 Battery parts include the battery itself, terminals, and cables. Regular maintenance of the battery, including cleaning and testing, is essential for reliable starts and overall electrical system performance.

Owners should consult the Parts Manual PDF and Parts Diagram for information on battery specifications and replacement guidelines. Choosing the correct battery based on Kubota’s recommendations ensures compatibility and reliable performance.


How much does a Kubota B2650 weigh

The weight of a Kubota B2650 tractor varies depending on the specific configuration. According to the search results, the weight of the Kubota B2650 is as follows:
Without Cab (ROPS): 1786 lbs (810 kg)
With Cab: 2293 lbs (1040 kg)
With LA534 Loader, 54” Quick Attach Bucket, and BB1260 Box Scraper: Total weight can be calculated by adding the weights of the individual components
These values provide a range for the weight of the Kubota B2650 tractor, with the specific weight depending on the presence of additional attachments and features.

What size are Kubota wheel spacers for B2650

The size of wheel spacers needed for a Kubota B2650 tractor can depend on various factors, including the specific model, tire size, and your specific requirements. Wheel spacers are used to increase the offset of the wheels, providing additional stability or clearance.

To determine the appropriate size of wheel spacers for your Kubota B2650, consider the following steps:

  1. Check the Operator’s Manual:
    • Refer to the operator’s manual of your Kubota B2650. It may contain information on wheel sizes and any recommendations regarding wheel spacers.
  2. Measure Wheel Offset:
    • Measure the existing offset of your wheels. This is the distance from the mounting surface of the wheel to the centerline.
  3. Consider Tire Size:
    • The size of your tires can impact the need for wheel spacers. Larger tires may require additional clearance to avoid rubbing against other components.
  4. Determine Desired Outcome:
    • Decide whether you are installing wheel spacers for stability, tire clearance, or for aesthetic reasons. The purpose will influence the size you choose.
  5. Consult with Kubota Dealer:
    • Contact your local Kubota dealer or an authorized Kubota parts distributor. They can provide guidance on the appropriate size of wheel spacers for your specific model and usage.
  6. Online Forums and Kubota Communities:
    • Participate in online forums or communities where Kubota owners discuss modifications and accessories. Others who have made similar changes may share their experiences and recommendations.

When selecting wheel spacers, it’s essential to ensure that they are of high quality, properly installed, and comply with safety standards. Using incorrectly sized or improperly installed wheel spacers can affect the tractor’s stability and performance.

Understanding and maintaining the various components of the Kubota B2650 is essential for ensuring the longevity, reliability,