Cruisers

2018Harley-Davidson Sportster Roadster

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The 2018 Harley-Davidson Sportster Roadster is a lightweight, nimble cruiser designed for riders seeking accessible handling and classic style. Known for its low 30.9-inch seat height and compact 59.3-inch wheelbase, it delivers agile maneuverability perfect for city riding and newer riders. This retro-styled machine balances authentic Harley character with manageable performance and affordable entry into the iconic brand.

Capacity: 1202.0 ccm
Engine: V -Twin twin, four-stroke
Gearbox: 6-speed
Dry weight: 250.0 kg
Seat height: 785 mm
Power: 67.0 HP (48.9 kW) @ 6000 RPM

⇄ Compare with another bike All model years

What’s new for the 2018 Harley-Davidson Sportster Roadster

vs the 2017

Spec	2017	2018
Engine capacity	—	1202.0 ccm (73.35 cubic inches)
Power	67.00 HP (48.9 kW) @ 6000 RPM	67.0 HP (48.9 kW) @ 6000 RPM
Torque	96.00 Nm (9.8 kgf-m or 70.8 ft.lbs) @ 4000 RPM	96.0 Nm (9.8 kgf-m or 70.8 ft.lbs) @ 4000 RPM
Fuel capacity	12.50 litres (3.30 gallons)	12.50 litres (3.30 US gallons)
Wheelbase	1,505 mm (59.3 inches)	1505 mm (59.3 inches)

Other years 2017 2018 2019

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail10%

Cornering50%

City riding60%

Daily riding60%

Touring40%

Two-up30%

Track15%

Best for: Built as a stylish urban and backroad cruiser-naked hybrid rather than a performance or long-distance touring machine.
Built for: A characterful, torque-rich air-cooled V-twin roadster that favors relaxed, punchy acceleration and classic Harley soul over outright speed or agility.
Not ideal for: Not a good fit for riders seeking sharp cornering agility, high-speed touring comfort, or any serious off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 785mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2018 Harley-Davidson Sportster Roadster, with a cramped knee angle of around 85 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 1202.0 ccm
Power: 67.0 HP (48.9 kW) @ 6000 RPM
CO2 Emissions: 121 CO2 g/km
Torque: 96.0 Nm (9.8 kgf-m) @ 4000 RPM
Engine type: V -Twin twin, four-stroke
Fuel consumption: 5.20 litres/100 km (19.2 km/l)
Power/weight ratio: 0.2680 HP/kg
Bore x stroke: 88.9 x 96.8 mm
Compression: 10.0:1
Cooling system: Air
Fuel system: Injection
Starting: Electric
Lubrication system: Dry sump

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Belt
Clutch: Multi-plate with diaphragm spring in oil bath

Dimensions & weight

Wheelbase: 1505 mm
Overall length: 2187 mm
Seat height: 785 mm
Dry weight: 250.0 kg
Wet weight: 259.0 kg
Fuel capacity: 12.50 litres
Ground clearance: 150 mm
Oil capacity: 2.60 litres

Chassis & suspension

Front suspension: Inverted fork
Rear suspension: Twin shocks
Rake (fork angle): 28.9°
Trail: 140 mm

Brakes & wheels

Front brakes: Single disc. Dual-piston. Optional ABS.
Rear brakes: Single disc. Dual-piston. Optional ABS.
Front tyre: 120/70-R19
Rear tyre: 150/70-R18

Other

Color options: Vivid Black, Corona Yellow Pearl, Sumatra Brown, Electric Blue/Silver Fortune, Industrial Gray Denim/Black Denim

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2017	2018	2019
Capacity	—	—	1202.0 ccm (73.35 cubic inches)
Dry weight	250.0 kg (551.2 pounds)	250.0 kg (551.2 pounds)	250.0 kg (551.2 pounds)
Seat height	785 mm (30.9 inches)	785 mm (30.9 inches)	785 mm (30.9 inches)
Fuel capacity	12.50 litres (3.30 gallons)	12.50 litres (3.30 gallons)	12.50 litres (3.30 US gallons)
Color options	Vivid Black, Black Denim, Billet Silver/Vivid Black, Velocity Red Sunglo	Vivid Black, Corona Yellow Pearl, Sumatra Brown, Electric Blue/Silver Fortune, Industrial Gray Denim/Black Denim	Vivid Black, Wicked Red, Billiard White

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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MotorcycleDB Review

The 2018 Harley-Davidson Sportster Roadster motorcycle is a powerful and stylish machine that delivers an impressive performance on the road. With its 1200cc engine and aggressive styling, this bike is a standout in the Sportster lineup. The Roadster offers a responsive and nimble ride, making it perfect for urban riding and weekend adventures. The classic design and modern features make this motorcycle a must-have for any Harley-Davidson enthusiast.

Overall, the 2018 Harley-Davidson Sportster Roadster motorcycle is a fantastic choice for riders who are looking for a sleek and thrilling ride. Its combination of power, style, and agility make it a top contender in the Sportster category. Whether you're cruising around town or hitting the open road, this bike is sure to turn heads and provide a memorable riding experience.