🏷️ Basic Information Identification Make: Liebherr Model: R974C Generation: C Series Serial Number R964C: 16436 and up Serial Number R974C: 15259 and up Type Code R964C: 448 / 1008 / 1009 / 1126 Type Code R974C: 449 / 1010 / 1011 / 1057 / 1058 / 1059 / 1060 / 1084 / 1120 / 1124 / 1037 📋 Manual Details Information Manual Type: Service Repair Factory Manual Language: English Format: PDF Delivery: Instant Download Compatibility: All Versions of Windows & Mac Requirements: Adobe PDF Reader & WinZip Content Coverage: General Information, Tools, Technical Data, Engine, Coupling, Hydraulic System, Electrical System, Swing Gear, Travel Gear, Undercarriage, Attachments ⚙️ Engine Specifications Engine Details Engine Type: Refer to Manual (Liebherr specific) Displacement: Refer to Manual Power Output: Refer to Manual Engine Manufacturer: Likely Cummins or Liebherr 🔧 Transmission Gearbox Type: Two Speed Gear Box (Travel Gear) Drive Type: Hydraulic Drive 📐 Dimensions Size Operating Weight R964C: Approx. 56,000 kg (123,450 lbs) Operating Weight R974C: Approx. 70,000 kg (154,320 lbs) Length Boom And Stick: Variable based on configuration 🔧 Maintenance Service Service Interval Engine Oil: Refer to Manual Service Interval Hydraulic Oil: Refer to Manual Engine Oil Capacity: Refer to Manual Hydraulic Oil Capacity: Refer to Manual 📄 Hydraulic System Components Pump Type: Variable Displacement Piston Pumps Control System: Electronic 📄 Undercarriage Components Track Type: Caterpillar Style Track System Track Drive: Two Speed Gear Box 📄 Features Capabilities Swing Gear: Integrated Swing Gear Swing Ring: Robust Swing Ring Design Special Attachments: Support for various attachments