Harley-Davidson 115th Anniversary Ultra Limited - 2018 Specifications and Reviews

The 2018 Harley-Davidson 115th Anniversary Ultra Limited is a premium touring cruiser designed for long-distance riders who demand comfort and technology. Known for its extensive touring features, cruise control, and large easily-readable gauges, this heavyweight delivers smooth highway performance with its 6-speed transmission and substantial fuel capacity for extended journeys.

2018
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General information

CategoryTouring
Year2018
ModelHarley-Davidson 115th Anniversary Ultra Limited

Engine and Transmission Specifications

Exhaust systemChrome, 2-1-2 dual exhaust with tapered mufflers
Greenhouse gases141.5 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption6.10 litres/100 km (16.4 km/l or 38.56 mpg)
DrivelineChain, 34/46 ratio primary drive
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. Electronic Sequential Port Fuel Injection (ESPFI)
Bore x Stroke100.0 x 111.1 mm (3.9 x 4.4 inches)
Compression10.0:1
Torque153.00 Nm (15.6 kgf-m or 112.9 ft.lbs) @ 3250 RPM
Power90.00 HP (65.7 kW) @ 5450 RPM
Engine detailsTwin-Cooled™ Milwaukee-Eight™ 107
Engine typeV2, four-stroke
 
 

Brakes, suspension, Frame and wheels

WheelsContrast Chrome Impeller Cast Aluminum
Rear brakesSingle disc. ABS. 4-piston
Front brakesDouble disc. ABS. 4-piston
Rear tyre180/65-B16
Front tyre130/80-B17
Rear SuspensionTwin shocks
Front SuspensionTelescopic fork
Trail170 mm (6.7 inches)
Rake (fork angle)26.0°

Physical measures and capacities

Oil capacity4.70 litres (0.31 quarts)
Fuel capacity22.71 litres (6.00 gallons)
Wheelbase1,625 mm (64.0 inches)
Ground clearance135 mm (5.3 inches)
Overall length2,600 mm (102.4 inches)
Seat height740 mm (29.1 inches) If adjustable, lowest setting.
Power/weight ratio0.2261 HP/kg
Weight incl. oil, gas, etc413.0 kg (910.5 pounds)
Dry weight398.0 kg (877.4 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
CommentsWindshield. Infotainment. USB. Bluetooth.
Carrying capacitySaddle bags, top box
LightHigh beam, running lights, front fender running lights, directional light bar, low oil pressure, engine diagnostics, cruise control, speakers, accessory, security system, 6-speed, low fuel warning, ABS
InstrumentsLarge speedometer and tachometer with wide numbers; large fuel and volt gauges with wide numbers; display features odometer, trip A, trip B, range to empty, and gear indicator; and larger telltale indicators
StarterElectric
Color optionsBlue

Performance Profile & Rider Fit

90 hp
Peak Power
5.8s
0-60 mph

Best For

Track10%
City30%
Cornering35%
Daily Riding55%
Touring98%
Passenger95%

Rider Profile

Best ForBest suited to experienced riders who are comfortable managing a very heavy, full-dress touring motorcycle at low speeds and in parking maneuvers.
PurposeBuilt for long-distance highway touring with a passenger and luggage, prioritizing comfort and stability over outright speed or handling agility.
Rider FitRiders should be reasonably strong and confident with a 400kg+ machine, as its low seat height is offset by substantial bulk that requires deliberate low-speed handling.
CharacterThis bike suits a laid-back, cruiser-touring mindset that values plush comfort, big torque off the line, and premium infotainment over sporty cornering thrills.
Not Ideal ForNot a good fit for riders seeking a light, flickable bike for tight city streets, aggressive cornering, or any off-road use.

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

Rider Fit Visualizer

2018 Harley-Davidson 115th Anniversary Ultra Limited Rider Ergonomics Assessment

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

Feet:

At 740mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2018 Harley-Davidson 115th Anniversary Ultra Limited, 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

Total comments: 1
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MotorcycleDB Review

The 2018 Harley-Davidson 115th Anniversary Ultra Limited is a stunning motorcycle that combines the best of Harley-Davidson's iconic design with modern technology. The bike's 115th Anniversary edition features a special anniversary paint scheme and badge, making it a unique and collectible piece for Harley enthusiasts. With a powerful Milwaukee-Eight 114 engine, advanced infotainment system, and comfortable touring features, the Ultra Limited offers a smooth and enjoyable ride for long distances. Whether you're a collector looking for a special addition to your lineup or a rider in search of a high-performance touring bike, the 2018 Harley-Davidson 115th Anniversary Ultra Limited delivers on both style and functionality. Overall, the 2018 Harley-Davidson 115th Anniversary Ultra Limited is a standout motorcycle that captures the essence of Harley-Davidson's heritage while providing top-notch performance and comfort. Its commemorative design and powerful engine make it a must-have for collectors and enthusiasts, while its touring features and advanced technology make it a practical choice for long rides. Whether you're cruising down the highway or hitting the open road, this special edition Harley-Davidson offers a memorable and thrilling experience for riders of all kinds.
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