Vehicle Segment:
        
        
            Compact Utility Tractor
        
     
    
        
            Target Audience:
        
        
            Homeowners, small farm operators, landscapers, property maintenance
        
     
    
    
        
            Key Competitors:
        
        
            John Deere (e.g., 3 Series), Mahindra (e.g., eMax Series), Massey Ferguson (e.g., GC Series), Branson Tractors
        
     
    
    
        
            Tractor Design:
        
        
            Compact and maneuverable, robust construction, versatile for various tasks
        
     
    
        
            Transmission Type:
        
        
            Hydrostatic Transmission (HST) for smooth operation and variable speed control
        
     
    
        
            Operator Comfort:
        
        
            Ergonomic operator station, easy-to-reach controls, comfortable seating
        
     
    
        
            Pto Capabilities:
        
        
            Mid and Rear PTO for powering implements
        
     
    
        
            3-Point Hitch:
        
        
            Standard Category 1 three-point hitch for a wide range of implements
        
     
 
    
    
    
        
            Engine:
        
        
            Engine overhaul, diagnostics, tune-up, lubrication, cooling system, fuel system, starting and charging system, emissions control
        
     
    
        
            Transmission:
        
        
            HST (Hydrostatic Transmission) operation, maintenance, repair, troubleshooting, fluid specifications, hydraulic system
        
     
    
        
            Drivetrain:
        
        
            Front axle, rear axle, differentials, PTO (Power Take-Off) system, driveshafts, universal joints, wheel hubs
        
     
    
        
            Hydraulics:
        
        
            Hydraulic pump, control valve, cylinders, hoses, filters, fluid types, troubleshooting hydraulic performance
        
     
    
        
            Electrical:
        
        
            Wiring diagrams, lighting system, starter motor, alternator, battery, fuses, relays, diagnostic procedures for electrical faults
        
     
    
        
            Steering:
        
        
            Power steering system, steering column, tie rods, steering cylinder maintenance and repair
        
     
    
        
            Brakes:
        
        
            Brake system operation, maintenance, adjustment, disc brake components, hydraulic brake lines, parking brake
        
     
    
        
            Chassis:
        
        
            Frame, fenders, operator station, control levers, pedal assemblies
        
     
    
        
            Bodywork:
        
        
            Hood, panels, operator seat, ballast mounting points
        
     
    
    
        
            Maintenance:
        
        
            Scheduled maintenance intervals, lubrication points, fluid checks and changes, filter replacements, safety inspections
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic flowcharts, symptom-based troubleshooting, identification of common problems and solutions
        
     
    
        
            Repair:
        
        
            Step-by-step disassembly and reassembly procedures for all major components and systems
        
     
    
        
            Diagnostics:
        
        
            Identification of wear limits, testing procedures for components, electrical system diagnostics
        
     
    
        
            Adjustments:
        
        
            Valve adjustments, brake adjustments, clutch adjustments (if applicable), linkage adjustments
        
     
    
    
        
            Diagnostic Level:
        
        
            Advanced diagnostic procedures, fault code interpretation (if applicable to the era)
        
     
    
        
            Repair Complexity:
        
        
            Full mechanical and electrical repair procedures, including component rebuilding
        
     
    
        
            Specification Detail:
        
        
            Torque specifications, clearances, fluid capacities, electrical resistance values, pressure specifications
        
     
 
    
    
    
        
            Engine Model:
        
        
            Kubota D1105 (or similar common Kubota diesel engine for this series)
        
     
    
        
            Engine Type:
        
        
            3-cylinder, naturally aspirated, liquid-cooled diesel
        
     
    
        
            Displacement:
        
        
            Approximately 1.123 Liters (68.5 cubic inches)
        
     
    
        
            Bore X Stroke:
        
        
            Example: 72.0 mm x 92.0 mm (refer to manual for exact specification)
        
     
    
    
        
            Rated Horsepower:
        
        
            Approximately 20-21 Gross HP (confirm with manual for specific model year/variant)
        
     
    
        
            Pto Horsepower:
        
        
            Approximately 16-17 HP (confirm with manual)
        
     
    
        
            Torque:
        
        
            Refer to manual for specific torque curve and peak torque figures
        
     
    
    
    
        
            Injection System:
        
        
            Indirect injection (IDI) or Direct Injection (DI), typically IDI for this class
        
     
    
        
            Fuel Filter Part Number:
        
        
            Example: Kubota 16221-43560 (verify with manual for exact fitment)
        
     
    
    
        
            Oil Type:
        
        
            Kubota Super UDT (or equivalent SAE 10W-30/15W-40 diesel engine oil, confirm with manual)
        
     
    
        
            Oil Capacity:
        
        
            Approximately 4.7 Liters (5.0 US Quarts) with filter change (verify with manual)
        
     
    
        
            Oil Filter Part Number:
        
        
            Example: Kubota 15241-32090 (verify with manual for exact fitment)
        
     
 
    
    
    
        
            Transmission Type:
        
        
            Hydrostatic Transmission (HST)
        
     
    
    
        
            Transmission Variants:
        
        
            B2150HST (Hydrostatic Transmission), B2150 (likely gear drive, less common for this model name, primarily HST is associated)
        
     
    
    
        
            Speed Control:
        
        
            Variable speed control via foot pedal or lever
        
     
    
        
            Range Selection:
        
        
            Typically 2-speed range (e.g., Low, High) for HST
        
     
    
    
        
            Transmission Fluid Type:
        
        
            Kubota Super UDT (Universal Drive Train Oil) or equivalent tractor hydraulic fluid
        
     
    
    
        
            Transmission Fluid Capacity:
        
        
            Refer to manual, typically around 20-25 Liters for HST systems (verify with manual)
        
     
    
    
        
            Transmission Filter Part Number:
        
        
            Example: Kubota 37530-42100 (verify with manual)
        
     
 
    
    
    
        
            Overall Length:
        
        
            Example: Approx. 2.9 meters (114 inches) without 3-point hitch (verify with manual)
        
     
    
        
            Overall Width:
        
        
            Example: Approx. 1.2 meters (47 inches) at rear wheels (verify with manual)
        
     
    
        
            Height To Top Of Rops:
        
        
            Example: Approx. 2.2 meters (87 inches) with folded ROPS (verify with manual)
        
     
    
    
        
            Operating Weight:
        
        
            Example: Approx. 700-800 kg (1540-1760 lbs) (verify with manual)
        
     
    
        
            Max Ground Speed:
        
        
            Example: Approx. 15-20 km/h (9-12 mph) depending on tire size and HST range (verify with manual)
        
     
    
    
        
            Three Point Hitch Lift Capacity:
        
        
            Example: Approx. 500-600 kg (1100-1320 lbs) at lift points (verify with manual)
        
     
 
    
    
    
        
            Rops Certification:
        
        
            Standard ROPS (Roll Over Protective Structure) for operator safety
        
     
    
        
            Seatbelt Availability:
        
        
            Operator seat equipped with seatbelt
        
     
    
    
        
            Parking Brake:
        
        
            Independent parking brake system
        
     
    
        
            Safety Interlocks:
        
        
            Operator presence, PTO engagement, park lock interlocks
        
     
    
    
        
            Lighting:
        
        
            Headlights, taillights, brake lights, turn signals (depending on configuration)
        
     
    
        
            Operator Station Design:
        
        
            Designed for stability and visibility
        
     
 
    
    
    
        
            Engine Oil Change:
        
        
            Every 50 or 100 hours of operation, or annually (refer to manual for precise interval based on operating conditions)
        
     
    
        
            Fuel Filter Replacement:
        
        
            Typically every 250 or 500 hours, or annually (verify with manual)
        
     
    
        
            Transmission Fluid And Filter:
        
        
            Refer to manual for initial break-in service and subsequent intervals (often 200-400 hours)
        
     
    
        
            Hydraulic Fluid And Filter:
        
        
            Refer to manual, typically similar intervals to transmission fluid (e.g., 400-600 hours)
        
     
    
    
        
            Coolant Type:
        
        
            Ethylene glycol-based antifreeze (e.g., 50/50 mix with distilled water)
        
     
    
        
            Coolant Capacity:
        
        
            Example: Approx. 4.5 Liters (4.8 US Quarts) (verify with manual)
        
     
    
        
            Grease Type:
        
        
            General-purpose lithium-based grease (NLGI #2) for lubrication points
        
     
    
    
        
            Common Wear Items:
        
        
            Hydrostatic transmission wear, PTO clutch engagement issues, hydraulic pump performance degradation over time
        
     
    
        
            Electrical Gremlins:
        
        
            Potential for intermittent electrical issues due to wiring harness wear or poor connections in high-vibration environments
        
     
    
    
        
            Importance Of Fluid Changes:
        
        
            Crucial for HST longevity. Using the correct Kubota Super UDT fluid is paramount.
        
     
    
        
            Filter Maintenance:
        
        
            Regular replacement of engine oil, fuel, and hydraulic filters prevents contamination and premature wear.
        
     
 
    
    
    
        
            Manufacturer:
        
        
            Kubota Corporation is a Japanese manufacturer of tractors, construction equipment, mowers, and other machinery. Renowned for reliability and quality in the compact tractor market.
        
     
    
    
        
            Series Placement:
        
        
            The B-series represents Kubota's entry-level to mid-range compact utility tractors, offering a balance of power, features, and affordability.
        
     
    
        
            B2150 Introduction:
        
        
            The B2150 and B2150HST models were introduced to meet the demand for capable, compact tractors suitable for a wide array of property maintenance and light agricultural tasks.
        
     
    
    
        
            Manufacturing Location:
        
        
            Primarily manufactured in Japan by Kubota Corporation, with global distribution.
        
     
    
    
        
            Typical Production Era:
        
        
            Late 2000s to early 2010s (specific model years may vary by region and exact variant)