Harley-Davidson Sporster 1200 Custom - 2018 Specifications and Reviews

The 2018 Harley-Davidson Sportster 1200 Custom is an accessible cruiser that appeals to riders seeking classic styling with modern reliability. Known for its lightweight maneuverability, low seat height, and iconic V-twin character, it excels as both a beginner-friendly platform and a customization canvas for seasoned enthusiasts.

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General information

CategoryCustom / cruiser
Year2018
ModelHarley-Davidson Sporster 1200 Custom

Engine and Transmission Specifications

Exhaust systemChrome, staggered exhaust with slash-cut mufflers
Greenhouse gases120.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption5.20 litres/100 km (19.2 km/l or 45.23 mpg)
ClutchMulti-plate with diaphragm spring in oil bath
Transmission type,final driveBelt
Gearbox6-speed
Cooling systemAir
Lubrication systemDry sump
Fuel systemInjection. Electronic Sequential Port Fuel Injection (ESPFI)
Bore x Stroke88.9 x 96.8 mm (3.5 x 3.8 inches)
Compression10.0:1
Torque96.00 Nm (9.8 kgf-m or 70.8 ft.lbs) @ 3500 RPM
Power67.00 HP (48.9 kW) @ 6000 RPM
Engine detailsAir-cooled, Evolution®
Engine typeV2, four-stroke

Brakes, suspension, Frame and wheels

WheelsChrome, 5-Spoke Cast Aluminum
Rear brakesSingle disc. Dual piston, optional ABS.
Front brakesSingle disc. Dual piston, optional ABS.
Rear tyre150/80-B16
Front tyre130/90-B16
Rear SuspensionTwin shocks
Front SuspensionTelescopic fork
Trail107 mm (4.2 inches)
Rake (fork angle)30.0°
 
 

Physical measures and capacities

Oil capacity2.60 litres (0.17 quarts)
Fuel capacity17.00 litres (4.49 gallons)
Wheelbase1,530 mm (60.2 inches)
Ground clearance105 mm (4.1 inches)
Overall length2,225 mm (87.6 inches)
Seat height725 mm (28.5 inches) If adjustable, lowest setting.
Power/weight ratio0.2627 HP/kg
Weight incl. oil, gas, etc268.0 kg (590.8 pounds)
Dry weight255.0 kg (562.2 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
LightHigh beam, neutral, low oil pressure, turn signals, engine diagnostics, low fuel warning, low battery, security system (optional)
InstrumentsHandlebar-mounted electronic speedometer with odometer, time-of-day clock on odometer, dual tripmeter, low fuel warning light, low oil pressure light, engine diagnostics readout, LED indicator lights
StarterElectric
Color optionsBlack Tempest, Sumatra Brown, Twisted Cherry, Bonneville Salt Pearl, Silver Fortune/Black Tempest, Industrial Gray Denim/Black Denim

Performance Profile & Rider Fit

67.1 hp
Peak Power
5.2s
0-60 mph

Best For

Track10%
City55%
Cornering35%
Daily Riding60%
Touring42%
Passenger40%

Rider Profile

Best ForThis bike suits riders from newer enthusiasts to seasoned cruiser fans who want a manageable, low-slung V-twin rather than outright performance.
PurposeIt's built for relaxed boulevard cruising and style-focused riding rather than speed or long-distance touring comfort.
Rider FitThe very low seat height and low center of gravity make it approachable for shorter riders, though the wide bars and forward stance suit a laid-back riding posture.
CharacterIt delivers the classic Harley experience: thumping air-cooled V-twin torque, chrome styling, and a relaxed, unhurried personality rather than sharp handling.
Not Ideal ForThis isn't the right bike for riders seeking sport-bike agility, aggressive cornering, off-road capability, or serious long-haul touring range.

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

Rider Fit Visualizer

2018 Harley-Davidson Sporster 1200 Custom Rider Ergonomics Assessment

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

Feet:

At 725mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2018 Harley-Davidson Sporster 1200 Custom, with a cramped knee angle of around 80 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

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MotorcycleDB Review

The 2018 Harley-Davidson Sportster 1200 Custom is a powerful and stylish motorcycle that delivers a smooth and exhilarating ride. With its 1200cc engine, the Sportster 1200 Custom offers impressive acceleration and power, making it a great choice for riders who crave speed and performance. Its sleek design and customizable features, such as different paint options and handlebar styles, allow riders to personalize their bike to fit their own unique style. Additionally, the Sportster 1200 Custom's comfortable seating and easy handling make it a practical and enjoyable option for both short trips around town and long-distance rides. Overall, the 2018 Harley-Davidson Sportster 1200 Custom is a top-of-the-line motorcycle that offers a combination of power, style, and comfort. Whether you're a seasoned rider or new to the world of motorcycles, the Sportster 1200 Custom is sure to impress with its impressive performance and customizable features. If you're in the market for a high-quality and reliable motorcycle that offers a thrilling ride, the Sportster 1200 Custom is definitely worth considering.
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