General SpecificationsMake Big Dog Model MastiffYear 2003 Engine Solid Mount 45 V-TwinMSRP $25900.00 USD Displacement CC 1,750.00 Type Pro Street Displacement Cubic Inches 106.79 Frame 11/2 in. Frame Tubing A-Frame SwingarmFront Suspension 41 mm Conventional Telescopic Rear Suspension Hidden ShocksElectricalIgnition ElectronicEngine and ComponentsEngine Solid Mount 45 V-Twin Cubic Centimeters 1750Cubic Inches 5 Bore and Stroke 4.0 in. x 4.25 in.Compression Ratio 9.6:1 Induction CarburetorDrivetrainTransmission Baker 6-speedFinal Drive BeltWheels and TiresFront Tire 120/70 x 21 in. Rear Tire 240/40 x 18 in.Weights and MeasuresDry Weight LBS 630.00 Dry Weight KG 285.76 Fuel Capacity United States Gallons 5 Fuel Capacity Litre 18.93 Wheel Base 71.5 Seat Height MM 647.70 Seat Height Inches 25.50.