Harley-Davidson Harley Davidson FLSTFB Softail Fat Boy Lo (2014) vs Harley-Davidson Harley Davidson FXSB Softail Breakout (2015) vs Harley-Davidson Harley Davidson Forty-Eight Special (2018-19) vs Harley-Davidson Harley Davidson VRSCD/A Night Rod (2008)
Comparison technical specifications
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| Make: | Harley-Davidson | Harley-Davidson | Harley-Davidson | Harley-Davidson |
| Model: | Harley Davidson FLSTFB Softail Fat Boy Lo | Harley Davidson FXSB Softail Breakout | Harley Davidson Forty-Eight Special | Harley Davidson VRSCD/A Night Rod |
| Years: | 2014 | 2015 | 2018-19 | 2008 |
| Engine: | Four stroke, V-Twin, Twin Cam 103™ Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder, with Integrated Oil-Cooler | Four stroke, Twin Cam 103 TM Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder, | Evolution, four stroke, 45° V-Twin, OHV, 2 valves per cylinder | Four stroke, 60° V-twin, DOHC, 4 valve per cylinder. |
| Capacity: | 1690 cc / 103.1 cu-in | 1690 cc / 103.1 cu in | 1202 cc / 73.4 cu in | 1250 cc / 76.2 cu-in |
| Bore x Stroke: | 98.4 x 111.1 mm | 98.4 x 111.1 mm | 88.9 x 96.8 mm | 105 x 72 mm |
| Cooling System: | Air cooled | Air cooled | Air cooled | Liquid cooled |
| Compression Ratio: | 9.6:1 | 9.6:1 | 10.01:1 | 11.3;1 |
| Induction: | Electronic Sequential Port Fuel Injection (ESPFI) | Fuel SystemElectronic Sequential Port Fuel Injection (ESPFI) | Electronic Sequential Port Fuel Injection (ESPFI) | Electronic Sequential Port Fuel Injection |
| Ignition: | Single-fire, non-wasted, map-controlled spark ignition | Single-fire, non-wasted, map-controlled spark ignition | Digital CDI | Sequential, single fire non waste spark, coil on plug |
| Starting: | Electric | Electric | Electric | Electric |
| Max Torque: | 132 Nm / 98.8 ft. lbs @ 3250 rpm | 134 Nm / 99.5 lb-ft @ 3000 rpm | 99 Nm / 73 ft/lbs @ 3500 rpm | 115 Nm / 86 ft-lbs@ 7000 rpm |
| Transmission: | 6 Speed | 6 Speed | 5 Speed | 5 Speed |
| Final Drive: | Belt | Belt | Belt | Belt |
| Gear Ratio: | 1st 9.311 / 2nd 6.454 / 3rd 4.793 / 4th 3.882 / 5th 3.307 / 6th 2.790 | 1st.311 2nd 6.454 3r d4.793 4th 3.882 5th 3.307 6th 2.79 | 1st 9.315 / 2nd 6.653 / 3rd 4.948 / 4th 4.102 / 5th 3.517 | 1st 11.752 10.969 10.969 2nd 7.898 7.371 7.371 3rd 6.322 5.900 5.900 4th 5.459 5.095 5.095 5th 4.889 4.563 4.563 |
| Frame: | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded | Mild steel tubular frame; rectangular section backbone; stamped, cast, and forged junctions; forged fender supports; MIG welded Swingarm Mild steel, round tube sections, forged junctions; MIG welded | Mild steel, tubular frame; circular sections; cast junctions Swingarm Mild steel, rectangular tube sections, stamped junctions; MIG welded | Steel perimeter upper frame w/hydroformed main rails and bolt-on lower frame rails, MIG welded |
| Front Suspension: | 41.3 mm telescopic, chrome dust covers | 41.3 mm telescopic, chrome dust covers, | Front forks with cartridge dampening technology | Huge 49mm telescopic forks |
| Rear Suspension: | Hidden, horizontal-mounted, coil-over shock | Hidden, horizontal-mounted, coil-over, | Emulsion technology rear shocks with 50 mm range of pre-load adjustability and an under-seat, rear shock suspension adjustment wrench | Dual coil over adjustable shock |
| Front Brakes: | Single 292mm disc 4 piston caliper | Single 292mm disc 4 piston caliper | Single 300mm disc, 2 x 38mm piston calipers | 2x 300mm discs 4 piston calipers |
| Rear Brakes: | Single 292mm disc 4 piston caliper | Single 292mm disc 2 piston caliper | Single 300mm disc, 2 x 38mm piston calipers | Single 300mm disc 4 piston caliper |
| Front Tyre: | 140/75R17 67V | 130/60B21 63H | 130/90 B16 73H | 120/70 ZR19 |
| Rear Tyre: | 200/55R17 78V | 240/40R18 79V | 150/80 B16 77H | 240/40 ZR18 |
| Trail: | 147 mm / 5.7 in | 145 mm / 5.7 in | 135 mm / 5.3 in | 114 mm / 4.5 in |
| Dimensions: | Length 2445 mm / 96.2 in | Length 2445 mm / 96.3 in. | Length 2165 mm / 85.2 in | Length 2397.76 mm / 94.4 in Width 876.3 mm / 34.5 in Height 1211.58 mm / 47.7 in |
| Wheelbase: | 1715 mm / 67.5 in | 1710 mm / 67.3 in | 1495 mm / 58.9 in | 1706 mm / 67.2 in |
| Seat Height: | Laden 616 mm /24.3 in Unladen 669 mm / 26.4 in | Laden2 2 627 mm / 24.7 in Unladen 660 mm / 26.0 in | 705 mm / 27.7 in Unladen | Laden 660.40 mm / 26 in Unladen 688.34 mm / 27.1 in |
| Dry Weight: | 317.5 kg / 700 lbs | 308 kg / 681 lbs | 248 kg / 540 lbs | 288 kg / 637 lbs |
| Wet Weight: | 330 kg / 731 lbs | 322 kg / 710 lbs | 256 kg / 564 lbs | 304 kg / 670 lb |
| Fuel Capacity: | 18.9 Litres / 5 gal | 18.9 Litres / 5.0 US gal | 7.9 Litres / 2.1 US gal | 18.9 Litres / 5.0 US gal |