Model Year 2023 | Cruiser |

Fat Boy™ 114

In Brief

The original fat custom icon, now with bright chrome finishes. Hot rod riders who like satin chrome and a steamroller stance. Commanding the road with the fattest tires available in the lineup. Milwaukee-Eight 114 V-Twin engine and Lakester disc wheels. You’ll feel the difference the instant you crack the throttle. New for 2023, electronic cruise control is now a standard feature.

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Dimensions FLFBS Fat Boy® 114 Notes
Length       93.3 in. (2,370 mm)  
Overall Width       38.8 in. (985 mm)  
Overall Height       43.1 in. (1,095 mm)  
Seat Height, Laden     25.9 in. (658 mm) 2
Seat Height, Unladen       26.6 in. (675 mm)  
Static Ground Clearance       4.5 in. (115 mm)  
Rake (steering head) (deg)   30  
Fork Angle (deg)   32  
Trail     4.1 in. (104 mm)  
Wheelbase       65.6 in. (1,665 mm)  
Tires, Type Michelin® Scorcher® "11" front and rear  
Tires, Front Model Scorcher™ "11"  
Tires, Front Specification 160/60R18,70V,BW  
Tires, Rear Model Scorcher™ "11"  
Tires, Rear Specification 240/40R18,79V,BW  
Fuel Capacity  5 gal. (18.9 l)  
Reserve Fuel Capacity, Fuel Injection (warning light) 1 gal. (3.8 l)  
Oil Capacity (w/filter) 5 qt. (4.7 l)  
Transmission Capacity  1 qt. (.95 l )  
Primary Chain Case Capacity  1.43 qt. (1.35 l )  
Coolant Capacity  N/A  
Weight, As Shipped 671 lb. (304 kg)  
Weight, In Running Order 699 lb. (317 kg)  
Gross Vehicle Weight Rating 1,175 lb. (533 kg)  
Gross Axle Weight Rating, Front 450 lb. (204 kg)  
Gross Axle Weight Rating, Rear 760 lb. (345 kg)  
Luggage Capacity -Volume  N/A  

 

Engine FLFBS Fat Boy® 114 Notes
Engine Milwaukee-Eight® 114  
Valves Pushrod-operated, overhead valves  
Bore 4.016 in. (102 mm)  
Stroke 4.5 in. (114.3 mm)  
Displacement 114 cu in (1,868 cc)  
Compression Ratio   10.5:1  
Fuel System Electronic Sequential Port Fuel Injection (ESPFI) 3
Air Cleaner Ventilator intake with fiberglass media, washable exposed element with rain sock  
Exhaust 2-into-2 staggered; catalyst in muffler  
Lubrication System Pressurized, dry-sump with oil cooler  

 

Drivetrain FLFBS Fat Boy® 114 Notes
Primary Drive   Chain, 34/46 ratio  
Final Drive   Belt, 32/66 ratio  
Clutch Mechanical, 10 plate wet, assist & conventional  
Transmission 6-Speed Cruise Drive®  
Gear Ratios     9.311  
Gear Ratios     6.454  
Gear Ratios     4.793  
Gear Ratios     3.882  
Gear Ratios     3.307  
Gear Ratios     2.79  

 

Chassis FLFBS Fat Boy® 114 Notes
Frame Mild steel, tubular frame; rectangular section backbone; stamped, cast, and forged junctions; MIG welded; aluminum forged fender supports  
Swingarm Mild steel, tubular sections, stamped x-member, forged axle junctions; MIG welded; removable belt spacer  
Front Fork Dual-bending valve 49 mm telescopic with aluminum fork triple clamps; dual rate spring; "beer can" covers  
Rear Shocks Hidden, free piston, coil-over monoshock; 43mm stroke; toolless hydraulic preload adjustment  
Wheels, Optional Style Type N/A 4
Wheels, Front Type Machined, Lakester cast aluminum 4
Wheels, Front Width   4.5 in. (114 mm)  
Wheels, Front Height  18 in. (457 mm)  
Wheels, Rear Type Machined, Lakester cast aluminum 4
Wheels, Rear Width   8 in. (203 mm)  
Wheels, Rear Height 18 in. (457 mm)  
Brakes, Caliper Type 4-piston fixed front and 2-piston floating rear  
Brakes, Rotor Type Front and rear silver, Split 7-spoke floating rotors  
Brakes, Front Diameter  11.8 in. (300 mm)  
Brakes, Front Thickness  0.2 in. (5 mm)  
Brakes, Front is dual No  
Brakes, Rear Diameter 11.5 in. (292 mm)  
Brakes, Rear Thickness  0.23 in. (5.8 mm)  
Brakes, Anti-Lock Braking System (ABS) Optional  
Suspension Travel, Front     5.1 in. (130 mm)  
Suspension Travel, Rear     3.4 in. (86 mm)  

 

Performance FLFBS Fat Boy® 114 Notes
Engine Torque Testing Method   J1349  
Engine Torque   119 ft-lb (161 Nm) 5
Engine Torque   3,000  
Power   94 HP / 70 kW @ 4750 rpm  
Lean Angle Testing Method J1168  
Lean Angle, Right (deg.)   25.6  
Lean Angle, Left (deg.)   25.6  
Fuel Economy Testing Method Estimated City/Hwy  
Fuel Economy 47 mpg (5 l/100 km) 6
CO₂ Emissions Testing Method N/A  
CO₂ Emissions N/A  

 

Electric FLFBS Fat Boy® 114 Notes
Battery Sealed, maintenance-free, absorbed glass mat (AGM) battery, 12V, 17.5Ah, 310 CCA at 0°F  
Charging Three-phase, 42 Amp system (390 Watts @13 Volts, 1000 rpm, 546 Watts max power @ 13 Volts, 2000 rpm)  
Starting 1.6 kW electric with solenoid shift starter motor engagement  
Lights (as per country regulation), Headlamp All LED headlamp, low and high beam with signature position lighting  
Lights (as per country regulation), Tail/Stop All LED Tail/Stop lamp with signature tail lighting  
Lights (as per country regulation), Front Signal Lights LED Bullet Turn Signals  
Lights, Rear Turn Signals Incandescent Bullet Turn Signals  
Gauges 5-inch analog speedometer with digital gear, odometer, fuel level, clock, trip, range and tachometer indication  
Auxiliary Lamps N/A  
Electric Power Outlet USB A-Type , Output 5V at 2.4 Amp  
GPS System N/A  
Reverse Gear N/A  

 

Warranty And Service FLFBS Fat Boy® 114 Notes
Warranty 24 months (unlimited mileage) 7
Service Interval First 1,000 miles (1,600 km), every 5,000 miles (8,000 km) thereafter 8

 

Footnotes FLFBS Fat Boy® 114  
1 Vehicles depicted may differ from vehicles manufactured and delivered. Specifications and prices listed may differ from specifications and prices of vehicles manufactured and delivered. All product descriptions (including depictions, specifications, dimensions, measurements, ratings and competitive comparisons) are based on available information at the time of publication. Although such descriptions are believed correct, errors and changes can occur and complete accuracy cannot be guaranteed. Harley-Davidson may make changes at any time to prices and specifications, and may change or discontinue models, without notice and without incurring any obligation. Attention: Vehicles in the configurations shown and many of the accessories described in this catalog may not be available for sale or use in some locations. Please check with your dealer for complete product details and the latest information. All models feature 6-speed transmission (VRSC™ models and Sportster® models are 5-speed) and carbon fiber belt final drive; multi-plate clutch with diaphragm spring in oil bath; and 2-year unlimited mileage warranty.  
2 Measurement reflects 180 lb. (81.7 kg) operator weight.  
3 Recommended 91 octane or higher fuel (R+M)/2.  
4 Standard and optional wheels may vary by country and region.  
5 Values shown are nominal. Performance may vary by country and region.  
6 The combined fuel economy numbers were derived using a combination of estimated city and highway values. Fuel economy estimates are derived from US EPA exhaust emission certification data on a sample motorcycle from the corresponding family under ideal laboratory conditions. Your actual fuel economy will vary depending on your personal riding habits, road and driving conditions, vehicle condition and maintenance, tire pressure, vehicle configuration (parts and accessories), and vehicle loading (cargo, rider and passenger weight). Break-in mileage may vary.  
7 See motorcycle owner’s manual for complete details.  
8 Inspections of certain systems and components are required at 2,500 mile (4,000 km) intervals. See Owner’s Manual for full details.  

 

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