Yamaha XJ 650 Maxim (1982) vs Yamaha XS 400L Maxim (1982-) vs Yamaha DT 125MX (1982) vs Yamaha RD 250LC / RZ 250LC (1982-83) vs Yamaha XZ 400D (1982-8) vs Yamaha XS 850G (1982) vs Yamaha SR 125 (1982-86) vs Cagiva Mito 125 EV (1996) vs Cagiva 500 River (1996-00)

Comparison technical specifications

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Make:	Yamaha	Yamaha	Yamaha	Yamaha	Yamaha	Yamaha	Yamaha	Cagiva	Cagiva
Model:	XJ 650 Maxim	XS 400L Maxim	DT 125MX	RD 250LC / RZ 250LC	XZ 400D	XS 850G	SR 125	Mito 125 EV	500 River
Years:	1982	1982-	1982	1982-83	1982-8	1982	1982-86	1996	1996-00
Engine:	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder,	Four stroke, parallel twin, DOHC, 2 valves per cylinder	Two stroke, single cylinder, reed-valve	Two stroke, parallel twin	Four stroke, 70°V-twin cylinder. DOHC, 4 valve per cylinder	Four stroke, transverse three cylinder, DOHC, 2 valves per cylinder	Four stroke, single cylinder. OHV, 2 valve	Two stroke, single cylinder, electric variable power read valve	Four stroke, single cylinder, 4 valves per cylinder
Capacity:	653 cc / 39.8 cu-in	399 cc / 24.3 cu-in	123 cc / 7.5 cu-in	247 cc / 15.0 cu-in	398 cc / 24.2 cu-in	826 cc / 50.4 cu in	125 cc / 7.6 cu-in	125.6 cc / 7.6 cu-in	497 cc / 30.3 cu-in
Bore x Stroke:	63 х 52.4 mm	69.0 x 53.4 mm	56 х 50 mm	54 х 54 mm	73 х 47.6 mm	71.5 x 68.6 mm	57 X 48.8 mm	56 x 50.6 mm	92.8 x 73.6 mm
Cooling System:	Air-cooled	Air cooled	Air cooled	Liquid cooled	Liquid cooled	Air cooled	Air cooled	Liquid cooled	Air/oil cooled
Compression Ratio:	9.2:1	9.7:1	7.2:1	6.2 :1	10.5:1	9.2:1	10.0:1	6.3:1
Induction:	4x 32mm Hitachi carburetors	2x 32mm Mikuni carburetors	Single 24 mm Mikuni	2x Mikuni VM28 SC carburetor	2x Mikuni carburetors	3 x 34mm Hitachi carburetors	TEIKEI Y24P/1 carburetor	Dell'Orto carb	40mm Mikuni carb
Ignition:	Transistorized	Transistorized	Flywheel Magneto	CDI	Battery powered inductive	Battery powered triggered	CDI	CDI	CDI
Starting:	Electric	Electric	Kick	Kick	Electric	Electric	Electric	Electric	Electric
Max Power:	71 hp / 51.8 kW @ 9400 rpm	45.5 hp / 34 kW @ 9500 rpm	14 hp / 10.3 kW @ 6500 rpm	35.5 hp / 26.1 kW @ 8500 rpm	45 hp / 33.5 kW @ 9000 rpm	57.7 kW / 79 hp @ 8500 rpm	12 hp / 8.8 kW @ 8500 rpm	34 hp / 24.8 kW @ 12000 rpm	34 hp / 24.8 kW @ 6000 rpm
Transmission:	5 Speed	6 Speed	6 speed	6 Speed	5 Speed	5 Speed	5 Speed	7 Speed	5 Speed
Final Drive:	Shaft	Chain	Chain	Chain	Shaft	Shaft	Chain	Chain	Chain
Front Suspension:	26mm Air assisted telescopic forks	Hydraulic telescopic forks	Telescopic Forks	Telescopic forks	Telescopic oil damped forks	Air assisted telescopic forks	Telescopic forks	40mm Marzocchi telescopic forks	40mm Marzocchi forks
Rear Suspension:	Duel Kayaba shocks, 5-way adjustable spring preload	Monocross system with single coil sprung, gas/oil damped shock, pre-load adjustable	Monocross	Monocross	Gas filled monoshock, 2-way adjustable.	Swing arm 4-way adjustable damping, 99 wheel travel	Dual shocks	Progressive with hydralyc shock, adjustable spring preload	Boge monoshock, preload adjustable
Front Brakes:	Single 300mm disc	Single 10.5 in disc	Drum	Single 267mm disc	2x 266mm discs	2 x 267mm Discs, 1 piston calipers	Single 237mm disc	Single 320mm disc 4 piston caliper	Single 320 mm disc 4 piston caliper
Rear Brakes:	Drum	Drum	Drum	Drum	Single 177mm drum	Single 267mm disc, 1 piston caliper	130mm drum	Single 230mm disc 2 piston caliper	Single 230mm disc
Front Tyre:	3.25 H19	3.00-18	2.75-21	3.00-18	100/90-18	3.25-19	3.00-17	110/70 ZR17	110/80-17
Rear Tyre:	130/90 H16	4.10-18	3.50-18	3.50-18	110/90-18	4.00-18	3.00-16	150/60 ZR17	140/70-17
Fuel Capacity:	13 Litres / 3.4 US gal	17 Litres / 4.4 US gal	7 Litres / 1.58 gal	16.5 Litres / 4.3 US gal	17 Litres / 4.4 US gal	24 Litres / 6.3 US gal	10 Litres / 2.6 US gal	14 Litres / 3.7 US gal	18 Litres / 4.7 US gal