Kubota M6800
The Kubota M6800 is a tractor produced by Kubota. It is equipped with a 202 ci 3.3 L engine. The listed engine power is Diesel (listed): 70.9 hp / 52.9 kW. Transmission: 8 forward and reverse. Operating weight: 5055 to 5712 pounds.
Engine Power
Diesel (listed): 70.9 hp / 52.9 kW
Fuel & Capacities
17.2 gal
65.1 L
Transmission
8 forward and reverse
Operating Weight
5055 to 5712 pounds
Overview
 | 1997 - 2005
M SeriesUtility tractor
M Series
Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | Kubota |
Utility tractor | |
Built in Japan | |
Variants | |
|---|---|
M6800F | 2WD |
M6800DT | 4WD |
Kubota M6800 Engine | |
|---|---|
Kubota 3.3L 4-cyl diesel | |
ROPS Fuel tank | 17.2 gal
65.1 L |
Cab Fuel tank | 25.1 gal
95.0 L |
Engine details ...  | |
Kubota M6800 Power | |
|---|---|
Engine | 70.9 hp
52.9 kW |
PTO (claimed) | 62 hp
46.2 kW |
Drawbar (tested) | 57 hp
42.5 kW |
PTO (tested) | 63.3 hp
47.2 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Differential lock | mechanical rear |
Power steering | |
Two-post folding ROPS. Cab optional with air-conditioning. | |
Hydraulics | |
|---|---|
Type | open center |
Valves | 1 |
Pump flow | 11 gpm
41.6 lpm |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Control | position control and top-link draft sensing |
Rear lift (at 24"/610mm) | 3310 lbs*Advertised. Actual tested lift capacity was 2,760 pounds.
1501 kg |
Rear Arms | telescopic stabilizers and link ends |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | hydraulic wet disc |
Rear PTO Type | 540 |
Engine RPM | 540@2300 |
Dimensions & Tires | |
|---|---|
ROPS Wheelbase | 80.7 inches
204 cm |
Cab Wheelbase | 83.7 inches
212 cm |
Weight | 5055 to 5712 pounds |
Rear tire | 7.50-16 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
ROPS Charging amps | 45 |
Cab Charging amps | 60 |
Battery volts | 12 |
References | |
|---|---|
 | |
1999 Products published by Kubota | |
Americans on Kubota published in 2000 | |
Diesel Tractor M4900/M5700/M6800/M8200/M9000 published in 2003, by Kubota | |
Product Guide: New M-Series Utility/Agricultural Tractors published in 1997, by Kubota | |
Product Guide: M-Series Utility/Agricultural Tractors published in 1998, by Kubota |
Engine
Engine Detail — 202 ci / 3.3 L Diesel
Manufacturer | Kubota V3300 |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 202 ci
3.3 L |
Bore/Stroke | 3.86x4.33 inches
98 x 110 mm |
Power | 70.9 hp
52.9 kW |
Air cleaner | dual dry element |
Compression | 22.6:1 |
Rated RPM | 2600 |
Starter volts | 12 |
Coolant capacity | 9 qts
8.5 L |
Transmission
Transmission options | |
|---|---|
8-speed synchronized shuttle | |
8-speed power shuttle |
Transmission — 8 forward and reverse synchronized shuttle
Type | synchronized shuttle |
Gears | 8 forward and reverse |
Clutch | 274.3mm cerametallic dry disc |
Four synchronized gears in two range with synchronized shuttle. | |
Transmission — 8 forward and reverse power shuttle
Type | power shuttle |
Gears | 8 forward and reverse |
Clutch | hydraulic wet disc |
Four synchronized gears in two range with hydraulic shuttle. | |
Dimensions
Kubota M6800 Tires | |
|---|---|
Ag rear | 7.50-16 |
9.5-24 (4WD) | |
Dimensions | |
|---|---|
ROPS Wheelbase | 80.7 inches
204 cm |
Cab Wheelbase | 83.7 inches
212 cm |
2WD Length | 139 inches
353 cm |
4WD Length | 134.6 inches
341 cm |
Width | 73.2 inches
185 cm |
Height (ROPS) | 96.5 inches
245 cm |
Height (cab) | 98.4 inches
249 cm |
2WD Front tread | 55.9 to 71.7 inches
141 to 182 cm |
4WD Front tread | 55.9 to 59.8 inches
141 to 151 cm |
Rear tread | 55.9 to 67.7 inches
141 to 171 cm |
Kubota M6800 Weight | |
|---|---|
2WD ROPS Shipping | 5055 lbs
2292 kg |
4WD ROPS Shipping | 5185 lbs
2351 kg |
2WD Cab Shipping | 5579 lbs
2530 kg |
4WD Cab Shipping | 5712 lbs
2590 kg |
4WD ROPS Operating | 5375 lbs
2438 kg |
Ballasted | 8580 lbs*Four-wheel drive ROPS with 990 pounds of front iron weights and 2050 pounds of rear iron weights.
3891 kg |
Tests
OCED Tractor Test 1803 | |
|---|---|
Diesel 8-speed 4WD
Link: OCED Tractor Test 1803 file | |
PTO performance | |
Max power | 63.3 hp
47.2 kW |
Fuel use | 4.1 gal/hour
15.5 l/hour |
Power at rated engine speed | 62.1 hp
46.3 kW |
Fuel use | 4.2 gal/hour
15.9 l/hour |
Power at rated PTO speed | 62.9 hp
46.9 kW |
Fuel use | 4.0 gal/hour
15.1 l/hour |
Drawbar performance | |
Max power | 57 hp
42.5 kW |
Fuel use | 4.3 gal/hour
16.3 l/hour |
Max pull | 7235 lbs
3281 kg |
Attachments
Attachment overview | |
|---|---|
Kubota LA1002 loader | |
Kubota LA1162 loader |
Photos
Kubota M6800
Kubota M6800
Kubota M6800
Recommended Implements & Sizing Guide
Engineering recommendations for Kubota M6800 based on its 70.9 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 7 to 8 ft (84-96 in)2.1 - 2.4 m | Heavy Duty | Heavy-duty twin spindle cutter for overgrown acreage. |
Rotary TillerSeedbed Prep | 78 to 84 in200 - 215 cm | Heavy Duty | Heavy commercial tiller with multi-speed gearbox. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | 4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机 | Heavy Duty | Silage and dry hay; 540 RPM PTO with slip-clutch. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Kubota M6800.
Estimated Continuous Field Runtime: 4.7 hrs
Approximately 4.7 hours of continuous field operation at ~75% rated power on a full tank (17.2 gal / 65.1 L).
Estimated 75% Load Fuel Burn~3.7 gal/hr (14 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Kubota M6800 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Kubota M6800.
Converted Equivalents:
Horsepower (HP)70.9 hp
Kilowatts (kW)52.9 kW
Metric Horsepower (PS / CV)71.9 PS
Direct Competitor Comparison
Compare Kubota M6800 against same-era industry alternatives in the same horsepower class.
Current Model
Kubota
Kubota M6800
Engine Power:Diesel (listed): 70.9 hp / 52.9 kW
★ Baseline Reference
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