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) vs Harley-Davidson Harley Davidson FXDWG/I Dyna Wide Glide (2005-06) vs Harley-Davidson Harley Davidson Softail Fat Boy (2015) vs Harley-Davidson Harley Davidson FXRDG 1340 Disc Glide (1984) vs Harley-Davidson Harley Davidson FXSB-SE Softail Breakout CVO (2013) vs Harley-Davidson Harley Davidson FL 1200 Type 74 Knucklehead (1941)

Comparison technical specifications

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Make:	Harley-Davidson	Harley-Davidson	Harley-Davidson	Harley-Davidson	Harley-Davidson	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	Harley Davidson FXDWG/I Dyna Wide Glide	Harley Davidson Softail Fat Boy	Harley Davidson FXRDG 1340 Disc Glide	Harley Davidson FXSB-SE Softail Breakout CVO	Harley Davidson FL 1200 Type 74 Knucklehead
Years:	2014	2015	2018-19	2008	2005-06	2015	1984	2013	1941
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.	Four stroke, 45° V-Twin, Twin Cam 88® vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two 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	Four stroke, 45° V-Twin, OHV, 2 valves per cylinder.	Four stroke, Twin Cam 110TM Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder	Four stroke, 45° V-Twin, OHV
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	1449 cc / 88.4 cu-in	1690 cc / 103.1 cub in.	1337 cc / 81.5 cu-in	1801 cc / 110 cu-in	1207 cc / 74 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	95.3 x 101.6 mm	98.4 x 111.1 mm	88.8 x 108.0 mm	101.6 x 111.1 mm	86.3 x 101.6 mm / 3.4" X 4"
Cooling System:	Air cooled	Air cooled	Air cooled	Liquid cooled	Air cooled	Air cooled	Air cooled	Air cooled	Air cooled
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	Carburetion 40 mm constant velocity with enrichener and accelerator pump ESPFI 38 mm throttle bore electronic sequential port fuel injection	Electronic Sequential Port Fuel Injection (ESPFI)	Carburetor	Electronic Sequential Port Fuel Injection (ESPFI)	Single Linkert carburetor
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	Single-fire, non-wasted, map-controlled spark ignition	Single-fire, non-wasted, map-controlled spark ignition	Electronic	Single-fire, non-wasted, map-controlled spark ignition	Battery and coil
Transmission:	6 Speed	6 Speed	5 Speed	5 Speed	5 Speed	6 Speed	5 Speed	6 Speed	4 Speed
Final Drive:	Belt	Belt	Belt	Belt	Belt	Belt	Belt	Belt	Chain
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	Single 300mm disc 4 piston caliper	2x Discs 4 piston caliper	Single 292mm disc	Single 292mm disc 4 piston caliper	Drum
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	Single 292mm disc 4 piston caliper	Single disc 2 piston caliper	Single 292mm disc	Single 292mm disc 2 piston caliper	Drum