Simplicity 4040, 4041 and 9020 Powr Max Tractor Service Repair Manual FACTORY REPAIR MANUAL! The following Tractors are covered in this manual: 990705 - Powr Max Tractor - 4040 990953 - Powr Max Tractor - 4041 990954 - Powr Max Tractor - 4041 1690072 - Powr Max Tractor - 9020 1690230 - Powr Max Tractor - 9020 1690283 - Powr Max Tractor - 9020 TRACTOR REPAIR Engine Wheels & Drop Housings Brakes Power Train System Clutch Drive Shaft Transmission Differential Rear PTO Final Drive Steering & Front Axle Assemblies Power Lift System Electrical System Charging Circuit Ignition Circuit Starting Circuit Lights & Hourmeter Circuit Pressure & Temperature Sending Unit Circuit PTO Circuit Removal & Installation Of Electrical Components Troubleshooting Guide Specifications Fuel System In-Line Hydrostatic Unit _____________________________________________ Lots of pictures, diagrams and illustrations PAY WITH OUR SECURE SERVER USING YOUR CREDIT CARD OR PAYPAL.