Kubota M8580
The Kubota M8580 is a tractor produced by Kubota. It is equipped with a 284.7 ci 4.7 L engine. The listed engine power is Diesel (net): 85 hp / 63.4 kW. Transmission: 12 forward and reverse. Operating weight: 8377 lbs*Weight with ROPS. 3799 kg.
Engine Power
Diesel (net): 85 hp / 63.4 kW
Fuel & Capacities
27.7 gal
104.8 L
Transmission
12 forward and reverse
Operating Weight
8377 lbs*Weight with ROPS.
3799 kg
Overview
 | 1991 - 1999
M80 SeriesUtility tractor
M80 Series
Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | Kubota |
Utility tractor | |
Kubota M8580 Engine | |
|---|---|
Kubota 4.7L 4-cyl diesel | |
Fuel tank | 27.7 gal
104.8 L |
Engine details ...  | |
Kubota M8580 Power | |
|---|---|
Engine (net) | 85 hp
63.4 kW |
PTO (claimed) | 80 hp
59.7 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Power steering | |
Hydraulic wet disc brakes | |
Four-post ROPS. Cab optional. |
Hydraulics | |
|---|---|
Type | open center |
Valves | 2 or 3 |
Pump flow | 21.1 gpm
79.9 lpm |
Total flow | 29.6 gpm
112.0 lpm |
Steering flow | 8.5 gpm
32.2 lpm |
Tractor hitch | |
|---|---|
Rear Type | II |
Control | position and draft control |
Rear lift (at 24"/610mm) | 5809 lbs
2634 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | hydraulic wet disc |
Rear PTO Type | 540/1000 |
Dimensions & Tires | |
|---|---|
Wheelbase | 96.1 inches
244 cm |
Weight | 8377 lbs
3799 kg |
Front tire | 13.6-24 |
Rear tire | 18.4-34 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Battery volts | 12 |
References | |
|---|---|
 | |
Front Loaders B, L and M-Series published in 1994, by Kubota* | |
Mid-Size Tractor M7580/M8580/M9580 published in 1993, by Kubota | |
*Publication contains known errors. |
Engine
Engine Detail — 284.7 ci / 4.7 L Diesel
Manufacturer | Kubota V4702-A |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 284.7 ci
4.7 L |
Bore/Stroke | 4.29x4.92 inches
109 x 125 mm |
Power (net) | 85 hp
63.4 kW |
Fuel system | direct injection |
Rated RPM | 2400 |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission options | |
|---|---|
12-speed power shuttle | |
12-speed mechanical shuttle |
Transmission — 12 forward and reverse power shuttle
Type | power shuttle |
Gears | 12 forward and reverse |
Six synchronized gears in two ranges with hydraulic shuttle. The power shuttle was used on the M8580 with cab. | |
Transmission — 12 forward and reverse mechanical shuttle
Type | mechanical shuttle |
Gears | 12 forward and reverse |
Six synchronized gears in two ranges with mechanical shuttle. Clutch required to shift direction. The mechanical shuttle transmission was used on the M8580 when fitted with ROPS. | |
Dimensions
Kubota M8580 Tires | |
|---|---|
Standard tires (ag) | Front: 13.6-24. Rear: 18.4-34 |
Optional tires (ag) | Front: 12.4-24. Rear: 15.5-38 |
Front: 12.4-24. Rear: 16.9-34 | |
Dimensions | |
|---|---|
Wheelbase | 96.1 inches
244 cm |
Length | 161.8 inches
410 cm |
Width | 79.5 inches
201 cm |
Height (cab) | 104.6 inches
265 cm |
Weight | 8377 lbs*Weight with ROPS.
3799 kg |
Ground clearance | 24.2 inches
61 cm |
Front tread | 64.6 to 68.5 inches
164 to 173 cm |
Rear tread | 59.1 to 83.1 inches
150 to 211 cm |
Attachments
Attachment overview | |
|---|---|
Kubota M1275 loader | |
Kubota M1410 loader |
Photos
Kubota M8580
Recommended Implements & Sizing Guide
Engineering recommendations for Kubota M8580 based on its 85 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 | 10 to 14 ft Tandem / Offset3.0 - 4.2 m 重型交错耙 | Heavy Duty | Aggressive residue cutting in corn/cotton stubble. |
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 M8580.
Estimated Continuous Field Runtime: 6.3 hrs
Approximately 6.3 hours of continuous field operation at ~75% rated power on a full tank (27.7 gal / 104.9 L).
Estimated 75% Load Fuel Burn~4.4 gal/hr (16.7 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 M8580 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Kubota M8580.
Converted Equivalents:
Horsepower (HP)85 hp
Kilowatts (kW)63.4 kW
Metric Horsepower (PS / CV)86.2 PS
Direct Competitor Comparison
Compare Kubota M8580 against same-era industry alternatives in the same horsepower class.
Current Model
Kubota
Kubota M8580
Engine Power:Diesel (net): 85 hp / 63.4 kW
★ Baseline Reference
Related models
Kubota MZ70
- Power:
- 69
- Production years:
- 2006 - 2009
Kubota MZ705
- Power:
- 69
- Production years:
- 2010 - 2014
Kubota M6800
- Power:
- 70.9
- Production years:
- 1997 - 2005
Kubota M6950
- Power:
- 71
- Production years:
- 1983 - 1993
Kubota M7030
- Power:
- 71
- Production years:
- 1986 - 1998