The 2017 Harley Davidson Softail Fat Boy is a powerful motorbike with a four-stroke, V-twin engine and an integrated oil cooler. Its 1690cc engine has a compression ratio of 9.6:1 and can produce a maximum torque of 132Nm at 3250 RPM. The bike has a six-speed transmission, with a primary drive chain and a final belt drive, and a variety of gear ratios for different speeds. The frame is made of mild steel, and the front suspension is telescopic with chrome dust covers, while the rear suspension is a hidden, horizontal-mounted, coil-over shock. The bike has a lean angle of 27 degrees on the left and 26.2 degrees on the right. The front brakes are two discs with 4-piston calipers, while the rear brake is a single disc with a 2-piston caliper. The motorcycle has mirror-chrome aluminum wheels with bullet hole disc treads, and the front and rear tires have different sizes. The bike measures 2390mm in length, with a wheelbase of 1630mm, and has a ground clearance of 120mm. The gross vehicle weight rating is 526kg, and its dry weight is 319kg, while its wet weight is 332kg. The fuel capacity is 18.9 litres.
Technical specifications:
Make Model: Harley Davidson Softail Fat Boy
| Year | 2017 |
|---|---|
| Engine | Four stroke, V-Twin, Twin Cam 103B Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, two valves per cylinder, with Integrated Oil-Cooler |
| Capacity | 1690 cc / 103.1 cub in. |
| Bore x Stroke | 98.4 x 111.1 mm |
| Cooling System | Air cooled |
| Compression Ratio | 9.6:1 |
| Exhaust | Chrome, over/under shotgun exhaust with dual mufflers |
| Induction | Electronic Sequential Port Fuel Injection (ESPFI) |
| Ignition | Single-fire, non-wasted, map-controlled spark ignition |
| Starting | Electric |
| Max Torque | 132 Nm / 13.4 kgf-m / 98.2 ft. lbs @ 3250 rpm |
| Transmission | 6 Speed |
| Primary Drive | Chain, 34/46 ratio |
| Final Drive | Belt |
| Gear Ratio | 1st 9.311 / 2nd 6.454 / 3rd 4.793 / 4th 3.882 / 5th 3.307 / 6th 2.79 |
| Frame | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded |
| Lean Angle, Left | 27o |
| Lean Angle, Right | 26.2o |
| Front Suspension | 41.3 mm telescopic, chrome dust covers |
| Rear Suspension | Hidden, horizontal-mounted, coil-over shock |
| Front Brakes | 2x Discs 4 piston caliper |
| Rear Brakes | Single disc 2 piston caliper |
| Wheels | Optional Style Type Mirror Polished Chrome, Bullet Hole Disc Cast Aluminum (front and rear) |
| Front Wheel | Mirror chrome aluminum, bullet hole disc |
| Rear Wheel | Mirror chrome aluminum, bullet hole disc |
| Front Tyre | 140/75R17 67V |
| Rear Tyre | 200/55R17 78V |
| Rake (steering head) | 31 degrees |
| Trail | 147 mm / 5.8 in |
| Dimensions | Length 2390 mm / 94.1 in |
| Wheelbase | 1630 mm / 64.2 in |
| Seat Height | Laden 635 mm / 25.0 in Unladen 690 mm / 27.1 in |
| Ground Clearance | 120 mm / 4.7 in |
| Gross Vehicle Weight Rating | 526.0 kg / 1160 lbs |
| Dry Weight | 319 kg / 704 lbs |
| Wet Weight | 332 kg / 733 lbs |
| Fuel Capacity | 18.9 Litres / US 5.0 gal |
