Harley-Davidson Street Glide Special - 2018 Specifications and Reviews

The 2018 Harley-Davidson Street Glide Special is a heavyweight cruiser designed for long-distance touring riders seeking premium comfort and style. Its distinctive batwing fairing, comprehensive electronics including cruise control and infotainment, combined with saddlebag storage and smooth fuel efficiency, make it ideal for weekend getaways and extended highway cruising. Known for its commanding presence and classic American aesthetic, this bike delivers a stable, relaxed riding experience suited to experienced riders who prioritize comfort over performance.

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General information

CategoryTouring
Year2018
ModelHarley-Davidson Street Glide Special
 
 

Engine and Transmission Specifications

Exhaust systemBlack, 2-1-2 dual exhaust with tapered mufflers
Greenhouse gases136.9 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption5.90 litres/100 km (16.9 km/l or 39.87 mpg)
DrivelineChain, 34/46 ratio
ClutchMulti-plate with diaphragm spring in oil bath
Transmission type,final driveBelt
Gearbox6-speed
Cooling systemOil & air
Lubrication systemDry sump
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Fuel systemInjection. ESPFI
Bore x Stroke100.0 x 111.3 mm (3.9 x 4.4 inches)
Compression10.0:1
Torque150.00 Nm (15.3 kgf-m or 110.6 ft.lbs) @ 3250 RPM
Power89.00 HP (65.0 kW) @ 5450 RPM
Engine detailsMilwaukee-Eightâ„¢ 107
Engine typeV2, four-stroke

Brakes, suspension, Frame and wheels

WheelsBlack, Talon Cast Aluminum
Rear brakesSingle disc. ABS. 4-piston
Front brakesDouble disc. ABS. 4-piston
Rear tyre180/55-B18
Front tyre130/60-B19
Rear SuspensionTwin shocks
Front SuspensionTelescopic fork
Trail173 mm (6.8 inches)
Rake (fork angle)26.0°

Physical measures and capacities

Oil capacity4.90 litres (0.32 quarts)
Fuel capacity22.70 litres (6.00 gallons)
Wheelbase1,625 mm (64.0 inches)
Ground clearance125 mm (4.9 inches)
Overall length2,425 mm (95.5 inches)
Seat height690 mm (27.2 inches) If adjustable, lowest setting.
Power/weight ratio0.2459 HP/kg
Weight incl. oil, gas, etc379.0 kg (835.6 pounds)
Dry weight362.0 kg (798.1 pounds)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
CommentsWindshield. Cruise control. Alarm. Infotainment.
Carrying capacitySaddle bags
LightHigh 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)
InstrumentsFairing-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
StarterElectric
Color optionsVivid Black, Twisted Cherry, Bonneville Salt Denim, Hard Candy Hot Rod Red Flake, Legend Blue Denim

Performance Profile & Rider Fit

100 hp
Peak Power
4.8s
0-60 mph

Best For

Track15%
City45%
Cornering40%
Daily Riding65%
Touring95%
Passenger85%

Rider Profile

Best ForBest suited to riders who already have experience handling heavy, long-wheelbase motorcycles at low speed and in traffic.
PurposeBuilt primarily for long-distance highway touring with a batwing fairing, hard saddlebags, and integrated infotainment for all-day comfort.
Rider FitThe low seat height helps shorter riders reach the ground, but the substantial wet weight demands confident strength and balance during slow maneuvers, parking, and U-turns.
CharacterA classic American cruiser-tourer character, delivering a relaxed, torque-rich V-twin rumble rather than outright speed or sharp cornering agility.
Not Ideal ForNot a good fit for riders seeking sporty cornering performance, lightweight agility, or any off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2018 Harley-Davidson Street Glide Special Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 690mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2018 Harley-Davidson Street Glide Special, with a cramped knee angle of around 75 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2018 Harley-Davidson Street Glide Special is an impressive and stylish motorcycle that offers an exceptional riding experience. With its powerful engine, comfortable seating, and advanced technology features, this bike is perfect for long rides or everyday commuting. The special edition model also comes with exclusive design elements and custom accessories, making it stand out from the rest. One of the standout features of the 2018 Harley-Davidson Street Glide Special is its performance. The bike's Milwaukee-Eight 107 engine delivers strong and smooth power, while its responsive handling and advanced suspension system provide a confident and comfortable ride. Additionally, the special edition model boasts a sleek and unique design, making it a head-turner on the road. Overall, the 2018 Harley-Davidson Street Glide Special is a top-of-the-line motorcycle that offers an unbeatable combination of performance, style, and comfort.
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