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Kubota

Kubota M6800 Tractor Workshop Repair Service Manual

Kubota M6800 Tractor Workshop Repair Service Manual

$16.99
$16.99
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Machine data plateRef 60205
Brand
Kubota
Equipment
Tractors
Models covered
N Models
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

  • Download link opens on the order page immediately
  • The same link is emailed to you — re-download any time
  • Open on phone, tablet or PC; print only the pages you need
  • Not sure it covers your serial range? Ask us before you buy
🏷️ Basic Information
Identification
Make:
Kubota
Model:
M6800
Model Variant:
M6800 (2WD/4WD, standard and high-clearance)
Production Years:
1998 to 2004
👋 Introduction
Market Position
Target Audience:
Farm owners, agricultural contractors, and equipment technicians needing a reliable utility tractor for medium-duty tasks.
Competitive Advantage:
Compared with contemporaries like the John Deere 5105 and New Holland TL90, the M6800 offers superior hydraulic flow and lifting capacity for its class, along with Kubota's known reliability and ease of maintenance.
Key Features:
Powerful 4-cylinder diesel engine; sturdy 8F/4R Synchro-Shuttle transmission; robust PTO with independent control; efficient 3-point hitch with electronic draft control; ergonomic operator platform.
📋 Manual Details
Product Specifications
Coverage Areas:
Complete tear-down and rebuild procedures for all major components: engine, clutch, transmission, axles, braking system, steering, hydraulics, electrical system, and operator's station.
Page Count:
Over 1,000 pages of detailed diagrams and instructions.
Manual Type:
Workshop Service Manual (includes specifications, troubleshooting, and repair procedures).
Language:
English
Format:
PDF (Adobe Acrobat Reader required).
Delivery Method:
Instant digital download after purchase.
📖 Manual Coverage
Systems Covered
Engine:
In-frame overhaul, fuel system, cooling, lubrication, and electrical components.
Clutch:
Clutch pedal adjustment, removal and installation, and hydraulic clutch release mechanisms.
Transmission:
Complete disassembly, inspection, and reassembly of main gearbox and shift mechanisms.
Drive Train:
Front and rear axles, differentials, final drives, and PTO systems.
Hydraulic System:
Main hydraulic pump, lift cover, 3-point hitch control valves, and power steering components.
Electrical System:
Wiring diagrams, starter, alternator, and all switches and sensors.
Steering and Brakes:
Steering gearbox, power steering assist, wet disc brakes, and brake pedal linkage.
Operator's Station:
Seat, ROPS/FOPS, instrument panel, and controls.
Procedures Included
Troubleshooting:
System-specific diagnostic tables and fault-finding guidelines.
Disassembly and Assembly:
Step-by-step instructions with torque specifications.
Adjustments:
Valve clearance, PTO rpm, hydraulic pressure, and brake free travel.
Testing and Inspection:
Measurement points and wear criteria for major components.
Technical Depth:
Engineer-level detail enough for a full factory rebuild; not generic theory.
Parts Information:
Reference part numbers and torques to support parts ordering.
📊 Manual Specifications
Format Details
File Type:
PDF (print-ready)
Compatibility:
Works on Windows, Mac, Linux, and mobile devices with a PDF reader.
Requirements:
No special software; Adobe Reader or similar.
Searchability:
Fully searchable text – quickly jump to a keyword or part number.
Print Quality:
High-resolution diagrams at 300 DPI for clear prints; B/W with some grayscale illustrations.
Binding Type:
Digital download – no physical binding.
Paper Type:
N/A - digital file; print on any standard paper (for best quality use 20# bond or thicker).
⚙️ Engine Specifications
Engine Options
Primary Engine:
Kubota V2403-M-DI-E4 diesel engine
Engine Type:
4-cylinder, water-cooled, indirect injection (or direct injection variants).
Displacement:
2.434 L (148 cu in)
Rated Output:
62 HP DIN (45.6 kW) at 2600 rpm.
Peak Torque:
N/A - not specified in public documents for this model; refer to service manual.
Fuel System:
Direct injection with mechanical or electronic governor depending on build date.
Cooling System:
Liquid-cooled with thermostat and belt-driven fan.
🔧 Transmission
Gearbox
Standard Transmission:
Synchro-Shuttle 8-speed forward / 4-speed reverse with mechanical shuttle shift.
Optional Transmission:
Hydrostatic (HST) option was not typically available for M6800; high-clearance models retained gear drive.
Clutch:
Dry single-plate, 12-inch (305 mm) or similar.
Forward Speeds:
Approx. 1.9 to 24.0 km/h (1.2 to 15 mph).
Reverse Speeds:
Approx. 2.3 to 17.4 km/h (1.4 to 10.8 mph).
Features:
Synchromesh on gears 3-4 and 7-8; constant-mesh; shuttle lever on left console.
📐 Dimensions
Exterior Measurements
Wheelbase:
Approx. 1,930 mm (76.0 in).
Overall Length:
Approx. 3,340 mm (131.5 in) with 3-point hitch (varies by model).
Overall Width:
Approx. 1,310 mm (51.6 in) to 1,660 mm (65.4 in) depending on wheel tread.
Height:
Approx. 2,250 mm (88.6 in) to top of ROPS.
Weights
Curb Weight:
Approx. 2,500 kg (5,512 lb) for 2WD; around 2,700 kg (5,952 lb) for 4WD.
Ballast Capacity:
Allows on-frame weights up to approximately 1,000 kg.
🛡️ Safety Features
Crash Ratings
Crash Test Data:
N/A - agricultural tractor not subject to road crash tests.
Active Safety
Operator Protective Structure:
Foldable ROPS (Roll-Over Protective Structure) available; FOPS optional.
Safety Frame:
Meets ISO 3463 or similar standard when properly fastened.
Lighting:
2 headlights, 2 taillights, and work lights recommended.
Passive Safety
Seat Belt:
Operator seat belt standard.
Emergency Equipment:
Engine stop cable accessible from the rear (optional).
💡 Technology Features
Operator Assist Systems
3-Point Hitch Control:
Electronic draft control with position and draft sensing.
PTO Control:
Electrohydraulic shift for easy engagement.
Instrument Panel:
Analog gauges for fuel, temperature, oil pressure, and hour meter.
Infotainment
Audio System:
Not factory-equipped.
🔧 Maintenance
Scheduled Maintenance
Oil Change:
Every 100 hours (or annually). Use API CF-4 / CH-4 grade engine oil.
Hydraulic Fluid:
Factory Kubota UDT or Super UDT2; change every 500 hours or 24 months.
Transmission Oil:
Same as hydraulic fluid; change interval 500 hours.
Fuel Filter:
Replace every 400 hours.
Air Filter:
Clean every 100 hours; replace every 1,000 hours.
Coolant:
Replace every 800 hours or 2 years; use long-life coolant.
Grease Points:
Lubricate per chart in manual; typical 50-hour greasing.
Fluid Specifications
Engine Oil Capacity:
6.0 L (6.3 qt) with filter.
Hydraulic / Transmission Capacity:
Approx. 42 L (44 qt) for combined system.
Coolant Capacity:
Approx. 8.6 L (9.1 qt).
Known Issues
Common Wear Items:
Front axle oil seals, shift linkage bushings, brake discs, and hydraulic hoses.
Maintenance Tips:
Check front axle oil level regularly on 4WD; inspect steering joint boots; keep wheel nuts torqued.
📚 Vehicle History
Heritage
Manufacturer:
Kubota Corporation (Japan).
Model Evolution:
The M6800 sits in the M series utility tractors, bridging the earlier M6000 and later M6800/M8200 series.
Production Location:
Sakai Plant, Osaka, Japan – or perhaps a dedicated tractor factory in Tsukuba; actual source varies. For exact facility, refer to manual.
🏆 Awards & Recognition
Industry Reception
Nebraska Tractor Test:
Test data available, but no formal award found in manual.
Farm Equipment Awards:
M6800 did not receive any distinct public award; but Kubota tractors consistently rated high for reliability in consumer surveys.

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Check the serial range before you buy

Manufacturers change procedures and part numbers by serial-number break. If your data plate shows a serial prefix that is not listed above, contact us with the model and serial number and we will confirm coverage before you order.

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