Ducati 900 SS (1977) vs Yamaha YZF 1000 R1 (2015) vs Ducati 48 Rolly (1968) vs Suzuki Intruder C800 Intruder / C50 Boulevard (2007-08) vs Yamaha DT 250 (1976) vs Harley-Davidson Harley Davidson FLHTC 1340 Electra Glide Classic (1989-)

Comparison technical specifications

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Make:	Ducati	Yamaha	Ducati	Suzuki	Yamaha	Harley-Davidson
Model:	900 SS	YZF 1000 R1	48 Rolly	Intruder C800 Intruder / C50 Boulevard	DT 250	Harley Davidson FLHTC 1340 Electra Glide Classic
Years:	1977	2015	1968	2007-08	1976	1989-
Engine:	Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Two stroke, single cylinder, piston-port	Four stroke, 45°V-Twin, SOHC, 4 valves per cylinder.	Two stroke, single cylinder	Four stroke, 45° V-Twin, OHV, 2 valves per cylinder.
Capacity:	864 cc / 52.7 cu in	998 cc / 60.9 cu-in	47.6 cc / 2.9 cu in	805 cc / 49.1 cu in	246 cc / 15.0 cu-in	1337 cc / 81.5 cu-in
Bore x Stroke:	86 x 74.4 mm	79.0 x 50.9 mm	38 x 42 mm	83 x 74.4 mm	70 x 64 mm	88.8 x 108 mm
Cooling System:	Air cooled	Liquid cooled	Air cooled	Liquid cooled	Air cooled	Air cooled
Induction:	2 x Dell'Orto PHM 40 A, B or C carburetors	Fuel Injection with YCC-T and YCC-I	Dell'Orto UA18S	Mikuni BDSR 34 carburetors	Carburetor	38mm Keihin carburetor
Ignition:	Electronic	TCI: Transistor Controlled Ignition	6V 18W Flywheel magneto	Digital transistorized	Flywheel magneto	Electronic
Starting:	Kick (electric as an option)	Electric	Kick	Electric	Kick	Electric
Max Power:	49.2 kW / 67 hp @ 7500 rpm	147.1 kW / 200.0 PS @ 13500 rpm	3.3 kW / 4.5 hp @ 5200 rpm	36.4 kW / 50 hp @ 6500 rpm	24 hp / 17.8 kW @ 7000 rpm	71 hp / 53.3 kW @ 5000 rpm
Transmission:	5 Speed	6-speed w/multiplate slipper clutch	Single speed	5 Speed	5 Speed	5 Speed
Final Drive:	Chain	"O" ring chain	Chain	Shaft	Chain	Chain
Front Suspension:	38 mm Marzocchi fork	43mm KYB® inverted fork; fully adjustable	Telescopic fork	Conventional telescopic fork, oil damped, coil-sprung	Telescopic forks	Center-axle fork with 41mm tubes
Rear Suspension:	Marzocchi 310 mm dual shocks, 3-way adjustable	KYB® Single shock w/piggyback reservoir, 4-way adjustable	Rigid, spring loaded saddle	Link type, mono-shock,7-way adjustable	Dual shocks	Dual shock absorbers, adjustable for spring preload
Front Brakes:	2 x 280mm Disc, 1 piston caliper	2x 320mm discs 4 piston calipers, UBS ABS	Drum, 90 mm	Single 300 mm disc, 2 piston caliper	Drum	2x 292mm discs 4 piston calipers
Rear Brakes:	Single 229 mm disc	Single 220mm disc 1 piston caliper, UBS ABS	Drum, 90 mm	180 Drum	Drum	Single 292mm disc 4 piston caliper