Part of the Kubota Repair Manuals.
This Kubota Service Manual covers the M7580, M8580, and M9580 tractors in one 561-page volume, built around the V4302 and V4702 engines.
It runs from tractor mechanism and identification through engine, clutch, transmission, rear axle, brakes, front axle, steering, hydraulics, electrical, and the operator platform. Each section gives troubleshooting, servicing specifications, and tightening torques, along with the fluid capacities, valve clearance, torque values, and free-play settings you need. Model differences, such as the larger fuel tank and PTO clutch on the M9580, are called out where they matter.
It downloads as a text-searchable PDF, so you can move straight to the engine, transmission, hydraulic, or electrical section on a phone, tablet, or shop computer and print only the pages a job requires.
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| Mechanism | 10-215 | Others (Tires, Types of Tire, Tread Adjustment, Front Wheel, Rear Wheel, Clamp Type Power Adjusted Wheel, Wheel Hub, Tire Pressure, Ballast, Tire Liquid Injection, Specifications of Implments Limitations, Hydraulic Control Unit Use Reference Chart) |
| General | 216-249 | Tractor Identification, Lubricants and Fluid, Tightening Torques, Maintenance Check List |
| Seperation | 250-273 | Tightening Torques (Front Axle, Engine, PTO Clutch Valve, Clutch Housing, M9580 Mid Case, Hydraulic Cylinder Assembly, Rear Axle, Point Hitch, PTO Rear Cover, Cross Member, Air Conditioner Pipe, Cabin) |
| Sect 1 Engine | 274-327 | Trouble-Shooting, Servicing Specifications (External Components, Engine Body), Valve Timing, Camshaft, Piston-Piston Ring, Connecting Rod, Cylinder Liner (Lubricating System) |
| Sect 2 Clutch | 328-343 | Trouble-Shooting (Travelling Clutch, PTO Clutch, Bi-Speed Turn, Servicing Specifications), Servicing Specifications (Travelling Clutch) |
| Sect 3 Transmission | 344-409 | Trouble-Shooting (Synchromesh Shuttle Transmission, Ic Shuttle Transmission, Dual Speed Transmission), Dual Speed Transmission (Bi-Speed Turn, Servicing Specifications) |
| Sect 4 Rear Axle | 410-417 | Trouble-Shooting, Servicing Specifications (Differential Gear, Rear Axle), Tightening Torques (Differential Gear, Rear Axle Case), Disassembling and Assembling (Differential Gear) |
| Sect 5 Brakes | 418-429 | Trouble-Shooting (Travelling Brake, Parking Brake), Servicing Specifications (Travelling Brake, Tightening Torques (Travelling Brake, Checking |
| Sect 6 Front Axle | 430-449 | Separating Front Axle, Tie-Rod, Bevel Gear Case, Front Wheel Case Cover, Front Wheel Case, Bevel Gear, Planetary Gear, Front Axle |
| Sect 7 Steering | 450-457 | Power Steering Controller, Separating Flow Priority Valve, Removing Gerotor, Grand Seal, Needle Bearing, Sleeve and Spool, Flow Priority Valve, Safety Valve [Except M7580] |
| Sect 8 Hydraulic | 458-485 | Trouble-Shooting, Servicing Specifications (Hydraulic Pump, Relief Valve, Cylinder Safety Valve), Hydraulic Cylinder (Draft Sensor Bar, Control Linkage) |
| Sect 9 Electrical | 486-543 | Trouble-Shooting (Battery, Starting System, Lighting System), Engine Key Switch Shut-Off System, Charging System, Lighting System (Easy Checker) |
| Sect 10 Platform | 544-561 | Precautions at Repairing Refrigerant Cycle, Handling of Service Tools, Manifold Gauge Set, Refrigerant Charging Hose, Gas Leak Tester, CAN Tap Valve, Service Stop Valve, T-Joint |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| M7580, M8580 | ||
| Fuel Tank Capacity (M7580, M8580) | 105 l (27.7 U.S. gal, 23.1 Imp. gal) | p. 218 |
| M9580 | ||
| Fuel Tank Capacity, M9580 | 120 l (31.7 U.S. gal, 26.4 Imp. gal) | p. 218 |
| All Models | ||
| Engine Crankcase Capacity (with filter) | 16.3 L | p. 5 |
| Hydraulic System Pressure | 19.61 MPa | p. 5 |
| Cylinder Head Screws Torque | 127.5 to 137.3 N·m | p. 285 |
| Valve Clearance (cold) | 0.25 mm | p. 277 |
| Radiator Fan Belt Tension (Deflection at 98N) | 7 to 9 mm | p. 283 |
| Rear Axle Nut Torque | 392 to 539 N·m | p. 412 |
| Brake Pedal Free Play | 40 to 50 mm | p. 330 |
| Front Wheel Alignment Toe-in | 2.0 to 8.0 mm | p. 431 |
| M7580, M8580, M9580 | ||
| Fuel Tank Capacity (M7580, M8580, M9580) | 105 L (M7580, M8580); 120 L (M9580) | p. 5 |
| PTO Clutch Disc Diameter | 325 mm (M7580-M8580); 350 mm (M9580) | p. 37 |
