2021 Harley-Davidson Softail Fat Bob FXFBS comes with 114 cubic inch engine and styling designed to perfectly resemble a traditional hardtail chopper, these models are provided with hidden rear-wheel suspensions for enhanced comfort.
| Length: | 92.1 in |
| Seat height, laden: | 27.7 in |
| Seat height, unladen: | 28.0 in |
| Ground clearance: | 4.7 in |
| Rake (steering head): | 28 |
| Trail: | 5.2 in |
| Wheelbase: | 1,615.0 in |
| Tires, front specifications: | 150/80-16,71H,BW |
| Tires, rear specifications: | 180/70B16,77H,BW |
| Fuel Capacity: | 3.6 gal |
| Oil capacity: | 5 qt. |
| Weight, as shipped: | 653 lbs |
| Weight, in running order: | 676 lb |
| Engine: | Milwaukee-Eight® 114 |
| Bore: | 4.0 in |
| Stroke: | 4.5 in |
| Displacement: | 113.99 in3 |
| Compression ratio: | 10.5:1 |
| Fuel system: | Electronic Sequential Port Fuel Injection (ESPFI) |
| Exhaust: | 2-into-2 shorty dual; catalyst in muffler |
| Engine torque testing method: | EC 134/2014 |
| Engine torque: | 114.3 ft-lb |
| Engine torque (RPM): | 3500 |
| Lean angle, right (deg.): | 31 |
| Lean angle, left (deg.): | 32 |
| Fuel economy testing method: | EU 134/2014 |
| Fuel economy: | 0.00 mpg |
| CO2 emissions testing method: | EU 134/2014 |
| CO2 emissions : | 128 g/km CO2 |
| Primary drive: | Chain, 34/46 ratio |
| Gear ratios (overall) 1st: | 9.311 |
| Gear ratios (overall) 2nd: | 6.454 |
| Gear ratios (overall) 3rd: | 4.793 |
| Gear ratios (overall) 4th: | 3.882 |
| Gear ratios (overall) 5th: | 3.307 |
| Gear Ratios (overall) 6th: | 2.79 |
| Wheels, front type: | Denim black, Structure cast aluminum with laser etched graphics |
| Wheels, rear type: | Denim black, Structure cast aluminum with laser etched graphics |
| Brakes, caliper type: | 4-piston fixed front and 2-piston floating rear |
| Lights (as per country regulation), indicator: | High beam, turn signals, neutral, low oil pressure, engine diagnostics, ABS, security, low battery voltage, low fuel |
| Gauges: | 4-inch analog tachometer with digital speedometer, gear, odometer, fuel level, clock, trip and range indication |
