2012 Harley-Davidson FLSTFB Fat Boy Special Specs

motorcycle specs

These are the known mechanical and performance specifications for your 2012 Harley-Davidson FLSTFB Fat Boy Special.

Basic Specs

Year2012
MakeHarley-Davidson
ModelHarley-Davidson FLSTFB Fat Boy Special
Cost

Engine

Displacement1690.00 ccm (103.12 cubic inches)
TypeTwin Cam 103B™
DetailsV2, four-stroke
Max RPM
Compression9.6:1
Bore/Stroke98.4 x 111.1 mm (3.9 x 4.4 inches)
Valves/Cylinder
FuelingInjection. Electronic Sequential Port Fuel Injection (ESPFI)
Ignition
Exhaust
Lubrication
CoolingAir

Drivetrain

Gearbox6-speed
Final DriveBelt
ClutchMulti-plate with diaphragm spring in oil bath
Driveline

Performance

Horespower
Torque
Top Speed

Fuel Economy & Polution

Fuel Consumption
Fuel Capacity18.90 litres (4.99 gallons)
Emissions

Chassis

Frame Type
Rake31.6°
Trail147 mm (5.8 inches)
Front Suspension
Front Travel
Rear Suspension
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length2,390 mm (94.1 inches)
Total Width
Ground Clearance125 mm (4.9 inches)
Wheelbase1,630 mm (64.2 inches)
Dry Weight313.0 kg (690.0 pounds)
Wet Weight330.0 kg (727.5 pounds)

Wheels & Brakes

Front Tire/Tyre140/75-R17
Rear Tire/Tyre200/55-R17
Front BrakesDouble disc
Front Brake Diameter
Rear BrakesSingle disc
Rear Brake Diameter
WheelsBlack, Bullet Hole Disc Cast Aluminum

Comments

It appears you're interested in specifications for the Harley-Davidson FLSTFB Fat Boy Special. This Custom / cruiser model is powered by a Twin Cam 103B™ V2, four-stroke engine with 1690.00 ccm (103.12 cubic inches) of actual displacement before 9.6:1 compression. Fueling is metered via Injection. Electronic Sequential Port Fuel Injection (ESPFI) allowing this machine to produce its horsepower and torque. According to our records engine heat of the Harley-Davidson FLSTFB Fat Boy Special is moderated by Air. You'll need to get familiar with the 6-speed transmission and pay attention to final drive Belt maintainence. Our best information shows that the front tire size is 140/75-R17 and the rear is 200/55-R17 . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc front brakes and Single disc rear brakes. The Harley-Davidson FLSTFB Fat Boy Special was launched in 2012, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.