14 August. Friday 2026
Harley-Davidson Road Glide Special - 2018 Specifications and Reviews
The 2018 Harley-Davidson Road Glide Special is a heavyweight touring cruiser designed for long-distance riders seeking premium comfort and technology. Known for its distinctive batwing fairing, advanced infotainment system, and stable handling on highways, it combines classic cruiser styling with modern conveniences like cruise control and optional ABS. This machine excels at delivering smooth, confident touring performance across varied terrain.
General information | |
| Category | Touring |
| Year | 2018 |
| Model | Harley-Davidson Road Glide 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 | Oil & air |
| Lubrication system | Dry sump |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. ESPFI |
| Bore x Stroke | 100.0 x 111.1 mm (3.9 x 4.4 inches) |
| Compression | 10.0:1 |
| Torque | 150.00 Nm (15.3 kgf-m or 110.6 ft.lbs) @ 3250 RPM |
| Power | 89.00 HP (65.0 kW) @ 5450 RPM |
| Engine details | Milwaukee-Eight® 107 |
| Engine type | V2, four-stroke |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Enforcer 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 | 173 mm (6.8 inches) |
| Rake (fork angle) | 26.0° |
Physical measures and capacities | |
| Oil capacity | 3.80 litres (0.25 quarts) |
| Fuel capacity | 22.71 litres (6.00 gallons) |
| Wheelbase | 1,625 mm (64.0 inches) |
| Ground clearance | 140 mm (5.5 inches) |
| Overall length | 2,430 mm (95.7 inches) |
| Seat height | 695 mm (27.4 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.2392 HP/kg |
| Weight incl. oil, gas, etc | 388.0 kg (855.4 pounds) |
| Dry weight | 372.0 kg (820.1 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Small windshield. Cruise control. Alarm. Infotainment. |
| Carrying capacity | Saddle bags |
| Light | High beam, running lights, front fender light, 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 | Fairing-mounted electronic speedometer with odometer; time-of-day clock on CD player/stereo; 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 Tachometer with fuel, voltage, oil pressure and ambient air temperature gauges |
| Starter | Electric |
| Color options | Vivid Black, Wicked Red, Bonneville Salt Pearl, Hard Candy Hot Rod Red Flake |
Performance Profile & Rider Fit
100 hp
Peak Power
4.8s
0-60 mph
Best For
Track10%
City40%
Cornering40%
Daily Riding60%
Touring97%
Passenger90%
Rider Profile
| Best For | Best suited to experienced riders who are comfortable managing a very heavy, long-wheelbase touring machine at low speeds and in traffic. |
| Purpose | Built for covering long interstate miles in comfort with a fairing, saddlebags, and infotainment rather than for quick sporty rides. |
| Rider Fit | Requires a taller and reasonably strong rider to confidently handle its substantial weight when pushing it around, parking, or executing slow maneuvers. |
| Character | A classic American cruiser-tourer with a torquey V-twin thump, a commanding highway presence, and a relaxed, unhurried riding character. |
| Not Ideal For | Not a good fit for new riders, city commuters wanting nimble handling, or anyone seeking off-road or track capability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2018 Harley-Davidson Road Glide Special is a top-of-the-line touring motorcycle that delivers both power and style. The Milwaukee-Eight 107 engine provides the Road Glide Special with ample performance for long rides, while the sleek and aggressive design stands out on the open road. This bike is equipped with top-of-the-line features such as a BOOM! Box GTS infotainment system and Reflex Linked Brembo brakes, making it a fantastic option for riders who prioritize both comfort and functionality. In addition to its impressive performance and design, the 2018 Harley-Davidson Road Glide Special also offers a smooth and stable ride. The responsive suspension and improved aerodynamics make for a comfortable experience, even on longer journeys. For riders in search of a premium touring motorcycle that offers the perfect blend of power, style, and comfort, the Road Glide Special is definitely worth considering. It's a bike that's built to impress and is sure to turn heads wherever you go.Add a Comment
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