🏷️ Basic Information Identification Make: Toro Model: Greensmaster Flex 1800/2100 Model Codes: • 04041 • 04040 Product Type: Greens Mower 📋 Manual Details Information Manual Type: Service Workshop Repair Manual Language: English Format: PDF Download Availability Scope: Comprehensive service and repair information ⚙️ Engine Specifications General Engine Type: Gasoline Engine Brand: Briggs & Stratton Engine Model: Vanguard V-Twin Displacement Cubic Centimeters: 570 Power Horsepower: 18 Kilowatts: 13.4 🔧 Transmission Drive Type: Hydrostatic Drive System: All-wheel drive (3WD) 📐 Dimensions Cutting Unit Cutting Width Flex 1800: 18 inches Cutting Width Flex 2100: 21 inches Number Of Blades Per Reel: 8 Reel Diameter: 5 inches 🔧 Maintenance Lubrication Engine Oil Type: SAE 10W-30 Engine Oil Capacity Liters: 1.9 Hydraulic Fluid Type: Toro Hydro-Part AW Hydraulic Fluid Capacity Liters: 18.9 Intervals Oil Change Interval Hours: 50 Air Filter Replacement Interval Hours: 250 📄 Performance Cutting Speed Cutting Speed Mph: 4.0 (approx.) Ground Speed Ground Speed Mph: 6.0 (approx.) 📄 Features Cutting System Cutting System Type: Rotary Reel Operator Comfort Steering: Variable assist Controls Control Type: Intuitive operator controls Reel Adjustment Reel Adjustment: On-the-go height adjustment Deck Design Deck Type: Flex deck design