Yamaha XV 920R (1981-82) vs Yamaha FZ 400 Fazer (1997) vs Yamaha WR 125 (1997-00) vs Yamaha XT 500 (1981) vs Yamaha IT 250 (1981) vs Yamaha RD 250LC / RZ 250LC (1981)

Comparison technical specifications

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Make:	Yamaha	Yamaha	Yamaha	Yamaha	Yamaha	Yamaha
Model:	XV 920R	FZ 400 Fazer	WR 125	XT 500	IT 250	RD 250LC / RZ 250LC
Years:	1981-82	1997	1997-00	1981	1981	1981
Engine:	Four stroke, 75° V-twin cylinder, SOHC. 2 valve per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Two stroke, single cylinder	Four stroke, single cylinder, SOHC, 2 valve	Two stroke, single cylinder, read valve	Two stroke, parallel twin
Capacity:	920 cc / 56.1 cu-in	399 cc / 24.3 cu-in	124 cc / 7.6 cu-in	499 cc / 30.5 cuin	246 cc / 15.07 cu-in	247 cc / 15.0 cu-in
Bore x Stroke:	92 х 69.2 mm	56 x 40.5 mm	54 x 4 mm	87 х 84 mm	70 x 64 mm	54 х 54 mm
Cooling System:	Air cooled,	Liquid cooled	Liquid cooled	Air cooled	Air cooled	Liquid cooled
Compression Ratio:	8.3:1	11.7:1	8.8;1	9.0 :1	7.8:1	6.2 :1
Induction:	2x 40mm Hitachi carburetor	4x Mikuni BDST32 carburetors	Car4buretor	32mm Mikuni VM32SS carburetor	36mm Mikuni carburetor	2x Mikuni VM28 SC carburetor
Starting:	Electric	Electric	Kick	Kick	Kick	Kick
Max Power:	65 hp / 48.4 Kw @ 6500 rpm	53 hp / 38.7 Kw @ 11500 rpm	NA	32 hp / 23.5 kW @ 6500 rpm	32.2 hp / 23.6 kW @ 7500 rpm	35.5 hp / 26.1 kW @ 8500 rpm
Max Torque:	7.8 kgf-m / 56.4 lb-ft @ 5000 rpm	38.00 Nm / 3.8 kgf-m @ 9500 rpm	NA	4.0 kgf-m / 39.2 Nm @ 5500 rpm	35 Nm / 26 lb-ft @ 7500 rpm	30.2 Nm / 3.1 kgf-m@ 8000 rpm
Transmission:	5 Speed	6 Speed	6 Speed	5 Speed	6 Speed	6 Speed
Final Drive:	Shaft	Chain	Chain	Chain	Chain	Chain
Front Suspension:	37mm Showa leading axle. adjustment for air pressure and rebound damping	Telescopic forks	Marzocchi "Upside-Down" telescopic hydraulic fork with advanced axle; compression and rebound stroke adjustment	Leading axle coil spring fork	38mm Telescopic forks	Telescopic forks
Rear Suspension:	Monoshock single damper, adjustment for air pressure and rebound damping	Monoshock	Sachs progressive "Soft Damp" type with single hydraulic shock absorber; spring preload adjustment, compression and rebound adjustment	Swing arm adjustable preload	Swing arm with monoshock	Monocross
Front Brakes:	2x 267mm disc 2 piston calipers	2x disc	Single disc	Single 160mm drum	Drum 130 x 22mm shoes	Single 267mm disc
Rear Brakes:	Drum	Single disc	Single disc	Single 150mm drum	Drum 150 x 25mm shoes	Drum
Front Tyre:	3.50-19	110/70 R17	80/90-21	3.00-21	3.00 x 21	3.00-18
Rear Tyre:	120/90-18	160/60 R17	110/80-18	4.00-18	5.10 x 18	3.50-18