Customized for heavy duty applications,Website:http://www.chanwaygroup.com, especially port, mines, steel mills, hard earth and rocks, very good operator feature.•Machine Features –  Proved full-automatic electric-control countershaft transmission delivers world class quality, stronger structural components, 55% heavier than ZF.–  Fully sealed wet drive axle with limit slip function, big diameter brake disc, free of maintenance. Better reducter cooling than ZF.(Only for SEM668C)–  Caterpillar patent cooling system,  to ensure 24 hour continuous operation, can provide high ambient radiator option also.–  Caterpillar patent hydraulic technology, components resourcing from Wuxi factory, which ensures world class reliability and durability.–  Leading operator features delivers best comfort.ModelSEM668C/SEM669CBucket Capacity3.3-5.5 m3Rated Load Capacity6000 kgOperating Weight19600 kgMax. Drawbar Pull185kNMax. Breakout Force190 kNMax. Gradeability30°Min. Turning Radius (Outside of Bucket)7050 mmMin. Turning Radius (Outer Tire)5990 mmCycle Time (Bucket lifting, tipping and lowering)10.2 sDump Height3050 mmDump Reach1280 mmWheelbase3350 mmStandard Dimensions (L×W×H) (mm)8510×3092×3440EngineModelShanghai SC11CB240.1G2B1 National Stage II emission standardsTypeIn-line, vertical, water cooling, 4-strokeRated Power175 kWMax. Torque950 NmDrive SystemTorque ConverterYJH340BTypeSingle stage, 3 elements, centripetal typeTransmission TypeElectronic controlled fixed axle typeSpeed Gears4 forward/3 reverse gearsMax. Speed30.6 km/hFront/Rear Drive Axle4WD, fixed front axle, swing rear axle(±12 ° ), turbochargingSteering SystemTypeCoaxial flow amplification steeringSteering Angle (left/right)38° ±1Hydraulic SystemHydraulic System Pressure18 MPaOperation ModeHydraulic pilot proportional controlBrake SystemService BrakeInboard Wet BrakeParking & Emergency BrakePneumatic internal expanding shoe brakeTiresSize23.5-25PRVolumeFuel Tank274LHydraulic System230LOptional DevicesRock bucket with inclined cutting edge/rock bucket/sand bucket/side dump bucketLog grab/coal bucket and long reach armEnlarged tires 26.5-25/Desert tiresROPS/FOPSQuick coupler and tools