The Harley Davidson FLSTFB Softail Fat Boy Lo motorcycle was released in 2015 with a four-stroke, V-twin, Twin Cam 103 c Pushrod-operated engine. It has a capacity of 1690 cc or 103.1 cu-in with a compression ratio of 9.6:1 and electronic sequential port fuel injection, capable of producing torque of up to 132 Nm or 98.8 ft. lbs @ 3250 rpm. The clutch is multi-plate and wet, while the transmission has six speeds with a final drive of a belt. The frame is made of mild steel with a tubular frame and rectangular section backbone with stamped, cast, and forged junctions, forged fender supports, and MIG welded. The front suspension is a 41.3 mm telescopic, chrome dust covered, and the rear suspension is hidden, horizontal-mounted, coil-over shock. The brakes on this motorcycle are single 292 mm discs, four piston calipers. The bike has a gross vehicle weight rating of 526.0 kg or 1160 lbs, and dry weight of 317.5 kg or 700 lbs. It measures at 2445 mm or 96.2 in length, has a wheelbase of 1715 mm or 67.5 in, and a seat height of 616 mm or 24.3 in when laden and 669 mm or 26.4 in when unladen. It also has a fuel capacity of 18.9 litres or 5 gallons and oil capacity of 3.3 litres or 3.50 quarts.
Technical specifications:
Make Model: Harley Davidson FLSTFB Softail Fat Boy Lo
| Year | 2015 |
|---|---|
| Engine | Four stroke, V-Twin, Twin Cam 103 c Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder, with Integrated Oil-Cooler |
| Capacity | 1690 cc / 103.1 cu-in |
| Bore x Stroke | 98.4 x 111.1 mm |
| Cooling System | Air cooled |
| Compression Ratio | 9.6:1 |
| Induction | Electronic Sequential Port Fuel Injection (ESPFI) |
| Ignition | Single-fire, non-wasted, map-controlled spark ignition |
| Starting | Electric |
| Max Torque | 132 Nm / 98.8 ft. lbs @ 3250 rpm |
| Clutch | Multi-plate, wet |
| Transmission | 6 Speed |
| Final Drive | Belt |
| Gear Ratio | 1st 9.311 / 2nd 6.454 / 3rd 4.793 / 4th 3.882 / 5th 3.307 / 6th 2.790 |
| Frame | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded |
| Front Suspension | 41.3 mm telescopic, chrome dust covers |
| Rear Suspension | Hidden, horizontal-mounted, coil-over shock |
| Front Brakes | Single 292mm disc 4 piston caliper |
| Rear Brakes | Single 292mm disc 4 piston caliper |
| Front Tyre | 140/75R17 67V |
| Rear Tyre | 200/55R17 78V |
| Rake (steering head) | 31.6 degrees |
| Trail | 147 mm / 5.7 in |
| Dimensions | Length 2445 mm / 96.2 in |
| Wheelbase | 1715 mm / 67.5 in |
| Seat Height | Laden 616 mm /24.3 in Unladen 669 mm / 26.4 in |
| Gross Vehicle Weight Rating | 526.0 kg / 1160 lbs |
| Dry Weight | 317.5 kg / 700 lbs |
| Wet Weight | 330 kg / 731 lbs |
| Oil Capacity | 3.3 Litres / 3.50 qts |
| Fuel Capacity | 18.9 Litres / 5 gal |
