Harley-Davidson Street Bob 114 - 2021 Specifications and Reviews

The 2021 Harley-Davidson Street Bob 114 is a classic custom cruiser powered by the Milwaukee-Eight 114 V-twin engine, delivering robust 161.4 Nm of torque for confident mid-range performance. Built for riders seeking stripped-down, minimalist styling with authentic Harley character, it combines timeless cruiser aesthetics with modern fuel injection and a smooth six-speed transmission. Known for its accessible seat height and straightforward mechanics, the Street Bob appeals to both experienced riders and those transitioning into cruiser culture.

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General information

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CategoryCustom / cruiser
Year2021
ModelHarley-Davidson Street Bob 114
 
 

Engine and Transmission Specifications

Exhaust system2-into-2 offset shotgun; catalyst in muffler
Greenhouse gases116.0 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption5.00 litres/100 km (20.0 km/l or 47.04 mpg)
DrivelineChain 34/46 ratio primary drive
ClutchMulti-plate with diaphragm spring in oil bath
Transmission typeBelt   (final drive)
Gearbox6-speed
Cooling systemAir
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Fuel systemInjection. Electronic Sequential Port Fuel Injection (ESPFI)
Bore x Stroke102.0 x 114.3 mm (4.0 x 4.5 inches)
Compression10.5:1
Torque161.4 Nm (16.5 kgf-m or 119.0 ft.lbs) @ 3000 RPM
Engine detailsMilwaukee-Eight® 114
Engine typeV2, four-stroke
Capacity:1868.2 ccm (114.00 cubic inches)

Brakes, suspension, Frame and wheels

WheelsGloss Black, Steel Laced.
Rear brakesSingle disc. Optional ABS. 2-piston
Front brakesSingle disc. Optional ABS. 4-piston fixed.
Rear tire150/80-B16
Front tire100/90-B19
Rear SuspensionTwin shocks
Front SuspensionTelescopic fork
Trail157 mm (6.2 inches)
Rake (fork angle)30.0°
 
 

Physical measures and capacities

Oil capacity4.70 litres (4.97 US quarts)
Fuel capacity13.20 litres (3.49 US gallons)
Wheelbase1630 mm (64.2 inches)
Ground clearance125 mm (4.9 inches)
Overall length2320 mm (91.3 inches)
Seat height655 mm (25.8 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc298.9 kg (659.0 pounds)
Dry weight287.6 kg (634.0 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
LightHigh beam, neutral, low oil pressure, turn signals, engine diagnostics, security system (optional), 6-speed, low fuel warnings
Instruments2.14 inch viewable area LCD display with speedometer, gear, odometer, fuel level, clock, trip, range and tachometer indication
StarterElectric
Color optionsVivid Black, Deadwood Green, Stone Washed White Pearl, Baja Orange

Performance Profile & Rider Fit

4.3s
0-60 mph (est.)

Best For

Track10%
City62%
Cornering40%
Daily Riding60%
Touring42%
Passenger40%

Rider Profile

Best ForSuits riders who already have some experience handling a heavy, torque-heavy V-twin cruiser at low speeds.
PurposeBuilt for relaxed boulevard cruising, weekend rides, and making a strong visual and exhaust-note statement rather than outright performance.
Rider FitThe low seat height makes it approachable for shorter riders, though the substantial curb weight demands confident low-speed balance and upper-body strength when maneuvering it off the throttle.
CharacterA raw, muscular bobber-styled cruiser that leans into torque-rich, stripped-down attitude over refinement or agility.
Not Ideal ForNot ideal for riders seeking sharp cornering ability, long-distance touring comfort, 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

2021 Harley-Davidson Street Bob 114 Rider Ergonomics Assessment

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

Feet:

At 655mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2021 Harley-Davidson Street Bob 114, with a cramped knee angle of around 70 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 2021 Harley-Davidson Street Bob 114 motorcycle is a powerful and stylish ride that delivers exceptional performance. The 114 cubic inch engine provides plenty of torque for an exhilarating riding experience, while the sleek, minimalist design gives the bike a classic look. With its comfortable seating position and responsive handling, the Street Bob 114 is a joy to ride on both city streets and open highways. Overall, the 2021 Harley-Davidson Street Bob 114 is a top-notch motorcycle that delivers on both style and performance. Its powerful engine and smooth handling make for an exciting riding experience, while its classic design ensures that it turns heads wherever it goes. Whether you're a seasoned rider or a newcomer to the world of motorcycles, the Street Bob 114 is a fantastic choice for anyone looking for a high-quality, reliable bike.
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