Harley-Davidson Harley Davidson Forty-Eight Special (2018-19) vs Harley-Davidson Harley Davidson Softail Fat Boy (2015)
Comparison technical specifications
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| Make: | Harley-Davidson | Harley-Davidson |
| Model: | Harley Davidson Forty-Eight Special | Harley Davidson Softail Fat Boy |
| Years: | 2018-19 | 2015 |
| Engine: | Evolution, four stroke, 45° V-Twin, OHV, 2 valves per cylinder | 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: | 1202 cc / 73.4 cu in | 1690 cc / 103.1 cub in. |
| Bore x Stroke: | 88.9 x 96.8 mm | 98.4 x 111.1 mm |
| Cooling System: | Air cooled | Air cooled |
| Compression Ratio: | 10.01:1 | 9.6:1 |
| Exhaust: | Exhaust Black, staggered exhaust with slash-cut mufflers | Chrome, over/under shotgun exhaust with dual mufflers |
| Induction: | Electronic Sequential Port Fuel Injection (ESPFI) | Electronic Sequential Port Fuel Injection (ESPFI) |
| Ignition: | Digital CDI | Single-fire, non-wasted, map-controlled spark ignition |
| Starting: | Electric | Electric |
| Max Torque: | 99 Nm / 73 ft/lbs @ 3500 rpm | 134 Nm / 13.7 kgf-m / 98.8 ft. lbs @ 3500 rpm |
| Transmission: | 5 Speed | 6 Speed |
| Final Drive: | Belt | Belt |
| Gear Ratio: | 1st 9.315 / 2nd 6.653 / 3rd 4.948 / 4th 4.102 / 5th 3.517 | 1st 9.311 / 2nd 6.454 / 3rd 4.793 / 4th 3.882 / 5th 3.307 / 6th 2.79 |
| Frame: | Mild steel, tubular frame; circular sections; cast junctions Swingarm Mild steel, rectangular tube sections, stamped junctions; MIG welded | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded |
| Front Suspension: | Front forks with cartridge dampening technology | 41.3 mm telescopic, chrome dust covers |
| Rear Suspension: | Emulsion technology rear shocks with 50 mm range of pre-load adjustability and an under-seat, rear shock suspension adjustment wrench | Hidden, horizontal-mounted, coil-over shock |
| Front Brakes: | Single 300mm disc, 2 x 38mm piston calipers | 2x Discs 4 piston caliper |
| Rear Brakes: | Single 300mm disc, 2 x 38mm piston calipers | Single disc 2 piston caliper |
| Front Wheel: | Black, Split 9-Spoke Cast Aluminum | Silver, Bullet Hole Disc Cast Aluminum |
| Rear Wheel: | Black, Split 9-Spoke Cast Aluminum | Silver, Bullet Hole Disc Cast Aluminum |
| Front Tyre: | 130/90 B16 73H | 140/75R17 67V |
| Rear Tyre: | 150/80 B16 77H | 200/55R17 78V |
| Trail: | 135 mm / 5.3 in | 147 mm / 5.8 in |
| Dimensions: | Length 2165 mm / 85.2 in | Length 2396 mm / 94.3 in |
| Wheelbase: | 1495 mm / 58.9 in | 1635 mm / 64.2 in |
| Seat Height: | 705 mm / 27.7 in Unladen | Laden 635 mm / 25.0 in Unladen 690 mm / 27.1 in |
| Wet Weight: | 256 kg / 564 lbs | 329 kg / 725 lbs |
| Oil Capacity: | 2.6 Litres / 0.69 US gal | 3.3 Litres |
| Fuel Capacity: | 7.9 Litres / 2.1 US gal | 18.9 Litres / 5.0 US gal |