Suzuki GF 250F (1985-86) vs Gilera 300 Extra (1964-69) vs Suzuki GS 650E (1981-82) vs Yamaha XT 600E (1990-92) vs Matchless Silver Arrow (1929-33(specificationsfor1930m)

Comparison technical specifications

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Make:	Suzuki	Gilera	Suzuki	Yamaha	Matchless
Model:	GF 250F	300 Extra	GS 650E	XT 600E	Silver Arrow
Years:	1985-86	1964-69	1981-82	1990-92	1929-33(specificationsfor1930m
Engine:	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, single cylinder, 2 valves	Four stroke, transverse four cylinders, DOHC, 2 valves per cylinder.	Four stroke, single cylinder, SOHC, 4 valve	V-twin cylinder
Capacity:	249 cc / 15.2 cu in	300 cc / 18.3 cu-in	673 cc / 41 cu in	595 cc / 36.3 cu-in	397 cc / 24 cub in.
Bore x Stroke:	44 х 41 mm	60 x 54 mm	62 x 55.8 mm	95 x 84 mm	54 x 86 mm
Compression Ratio:	11.3:1	7.8:1	9.4:1	8.5:1	5.6:1
Cooling System:	Liquid cooled	Air Cooled	Air cooled	Air/oil cooled	Air cooled
Starting:	Electric	Kick	Electric	Electric	Kick
Transmission:	6 Speed	4 Speed	5 Speed	5 Speed	3-Speed, Sturmey Archer gearbox (from 1932: 4-speed)
Final Drive:	Chain	Chain	Chain	Chain	Chain
Front Suspension:	Telescopic forks	Hydraulic telescopic forks	35 mm Kayaba fork	41mm Telescopic forks, oil damped	Matchless centre spring girders, finger adjustment
Rear Suspension:	Mono shock	Dual chocks	Dual Kayaba shocks adjustable spring preload	Monocross with preload adjustment,	Cantilever with two springs and friction dampers under saddle
Front Brakes:	Single disc	Drum	2 x 275 mm discs, 1 piston calipers	Single 267mm discs 2 piston caliper	203 mm / 8 in. drum, interconnected
Rear Brakes:	Single disc	Drum	Single 275 mm disc, 1 piston caliper	Single 220mm disc single piston caliper	203 mm / 8 in. drum, interconnected
Front Tyre:	100/90-16	3.00 -17	3.25 H19	90/90-21	3.25 x 19 in.
Rear Tyre:	110/80-18	3.25 -17	3.75H 18	120/90-17	3.25 x 19 in.