Harley-Davidson Road King Special - 2018 Specifications and Reviews
The 2018 Harley-Davidson Road King Special is a classic cruiser designed for riders seeking timeless styling and comfortable long-distance touring. Known for its iconic tank-mounted instrumentation, powerful braking system, and low seat height, it delivers the authentic Harley experience with modern convenience features like cruise control and electronic diagnostics for confident highway riding.
General information | |
| Category | Touring |
| Year | 2018 |
| Model | Harley-Davidson Road King Special |
Engine and Transmission Specifications | |
| Exhaust system | Black, 2-1-2 dual exhaust with tapered mufflers |
| Greenhouse gases | 136.9 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 5.90 litres/100 km (16.9 km/l or 39.87 mpg) |
| Driveline | Chain, 34/46 ratio primary drive |
| Clutch | Multi-plate with diaphragm spring in oil bath |
| Transmission type,final drive | Belt |
| Gearbox | 6-speed |
| Cooling system | Air |
| Lubrication system | Dry sump |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Electronic Sequential Port Fuel Injection |
| Bore x Stroke | 98.4 x 111.3 mm (3.9 x 4.4 inches) |
| Compression | 9.6:1 |
| Torque | 138.00 Nm (14.1 kgf-m or 101.8 ft.lbs) @ 3250 Revolutions">RPM |
| Power | 87.00 Horsepower">HP (63.5 Kilowatt">kW)) @ 5000 Revolutions">RPM |
| Engine details | Integrated Oil-Cooler |
| Engine type | V2, four-stroke |
Brakes, suspension, Frame and wheels | |
| Wheels | Black, Turbine Cast Aluminum |
| Rear brakes | Single disc. ABS. 4-piston |
| Front brakes | Double disc. ABS. 4-piston |
| Rear tyre | 180/55-B18 |
| Front tyre | 130/60-B19 |
| Rear Suspension | Twin shocks |
| Front Suspension | Telescopic fork |
| Trail | 170 mm (6.7 inches) |
| Rake (fork angle) | 26.0° |
| | |
Physical measures and capacities | |
| Oil capacity | 4.90 litres (0.32 quarts) |
| Fuel capacity | 22.71 litres (6.00 gallons) |
| Wheelbase | 1,625 mm (64.0 inches) |
| Ground clearance | 135 mm (5.3 inches) |
| Overall length | 2,420 mm (95.3 inches) |
| Seat height | 695 mm (27.4 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.2451 HP/kg |
| Weight incl. oil, gas, etc | 372.0 kg (820.1 pounds) |
| Dry weight | 355.0 kg (782.6 pounds) |
| | |
Other specs | |
| Comments | Windshield. Cruise control. Security system. |
| Carrying capacity | Saddle bags |
| Light | High beam, running lights, front fender running lights, directional light bar, neutral, low oil pressure, engine diagnostics, turn signals, security system (optional), 6-speed, low fuel warning, cruise control (optional), ABS (optional) |
| Instruments | Tank-mounted electronic speedometer with odometer, time-of-day clock on odometer; dual trip meter; low fuel indicator light and mileage countdown feature; low oil pressure indicator light; engine diagnostics readout; LED indicator lights; 6-speed indicator light |
| Starter | Electric |
| Color options | Vivid Black, Olive Gold, Industrial Gray Denim, Hard Candy Hot Rod Red Flake |
Rider Reviews
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