| Introduction | 2-8 | General Operating Principles, Detailed Inspection, Overhaul, Troubleshooting, Special Tools, Specifications |
| Diesel Engine (GT65 and GT75) - Engine and Lubrication System | 9-78 | Engine Description, Lubrication System, Engine Removal, Engine Disassembly, Cylinder Head and Valves, Rocker Arm Assembly |
| Kohler Engine Service Manual (GT85 and GT95) - General Information | 79-106 | Engine Identification, Safety Warnings, Oil Recommendations, Overall Dimensions, Torque Values |
| Kohler Engine Service Manual (GT85 and GT95) - Periodic Maintenance and Troubleshooting | 107-118 | Required Maintenance, Oil Level, Air Cleaner, Spark Plugs, Troubleshooting Guide |
| Kohler Engine Service Manual (GT85 and GT95) - Air Cleaner and Fuel System | 119-136 | Air Cleaner Assembly, Fuel System, Governor, Throttle Control, Choke Control |
| Kohler Engine Service Manual (GT85 and GT95) - Lubrication and Electrical Systems | 137-156 | Lubrication System, Oil Filter, Oil Sentry Monitor, Ignition System, Battery, Starter Motor |
| Kohler Engine Service Manual (GT85 and GT95) - Disassembly | 157-168 | Engine Disassembly, Muffler Removal, Cylinder Head Removal, Piston Removal, Crankcase Splitting |
| Kohler Engine Service Manual (GT85 and GT95) - Inspection and Repair | 169-180 | Flywheel Inspection, Cylinder Head Inspection, Cylinder Barrel Reconditioning, Piston and Ring Inspection, Valve Service |
| Kohler Engine Service Manual (GT85 and GT95) - Reassembly | 181-198 | Oil Pump Installation, Crankshaft Installation, Cylinder Barrel Installation, Valve Timing, Final Engine Assembly |
| Fuel Systems | 199-238 | Diesel Fuel System - (Description and Operation, Adjustments, Injection Pump Timing, Fuel Tank, Pre-Filter, Final Filter, Electric Fuel Pump, Injection Pump and Governor - Overhaul, Injectors, Removal and Installation, Overhaul, Troubleshooting, Specifications) |
| Electrical Systems | 239-308 | Electrical System - Diesel (Wiring, Switches, Glow Plugs, Fuel Stop Solenoid, Electric Fuel Pump and Instrumentation, Description and Operation, Overhaul, Troubleshooting, Battery, Maintenance and Tests, Starting System, Charging System, Test Procedures, Engine Stop Solenoid, Troubleshooting and Specifications) |
| Hydrostatic Drive System | 309-342 | Hydrostatic Drive (Description and Operation, Overhaul, Troubleshooting and Pressure Tests), Hydrostatic Drive Control Linkage (Operation, Overhaul and Adjustment, Specifications) |
| Transaxle and Brake | 343-368 | Description and Operation, Overhaul, Specifications |
| Steering and Front Axle | 369-410 | Manual Steering and Front Axle (Description and Operation, Overhaul, Specifications) |
| Implement Drive | 411-418 | Implement Drive - Mid-Mount (Description and Operation, Overhaul) |
| Hydraulic Lift | 419-434 | Control Valve, Hydraulic Cylinder |
| Wheels and Tires | 435-436 | Front Tire Size, Rear Tire Size, Tread Width, Inflation Pressure, Bolt Torque |
| Mowers | 437-466 | And 48 Inch Mower (Description and Operation, Overhaul, Specifications), Inch Mower (Description and Operation, Index - Volume 2 |