Suzuki GN 125 (1988-89) vs Suzuki RG 125 Gamma (1988-91) vs Yamaha TZR 125 (1987-88) vs Suzuki Boulevard C90T B.O.S.S (2015-16) vs Suzuki DR-Z 800 Paris-Dakar (1988)

Comparison technical specifications

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Make:	Suzuki	Suzuki	Yamaha	Suzuki	Suzuki
Model:	GN 125	RG 125 Gamma	TZR 125	Boulevard C90T B.O.S.S	DR-Z 800 Paris-Dakar
Years:	1988-89	1988-91	1987-88	2015-16	1988
Engine:	Four stroke, single cylinder, SOHC, 2 valve per cylinder.	Two stroke, single cylinder, crankcase reed valve	Two stroke, single cylinder, read valve,	Four stroke, 54° V-twin, SOHC, 3 valves per cylinder	Single cylinder, SOHC, 4 valves
Capacity:	124 cc / 7.6 cu in	124 cc / 7.6 cu-in	124 cc / 7.6 cu-in	1462 cc / 89.2 cu-in	800 cc / 48.8 cu in
Bore x Stroke:	57.0 x 48.8 mm	54 x 54 mm	56.4 x 50 mm	96 x 101 mm	85 x 94 mm
Cooling System:	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled	Air/oil cooled
Ignition:	Digital CDI	CDI	CDI	Digital transistorized	CDI
Max Power:	9.7 kW / 13 hp @ 9500 rpm	18.4 kW / 25 hp @ 9.500 rpm	26.hp / 19.3 kW @ 10200 rpm	49.2 kW / 66 hp @ 4800 rpm	50 kW / 67 hp @ 4500 rpm
Transmission:	5 Speed	6 Speed	6 Speed	5 Speed	5 Speed
Final Drive:	Chain	Chain	Chain	Shaft	Chain
Front Suspension:	37 mm Hydraulic telescopic forks	30 mm Telescopic forks	Telescopic fork	Telescopic, coil springs, oil damped	43mm Telescopic forks
Rear Suspension:	Dual shocks	Single shock linkage	Monocross	Link type, coil spring, oil damped	Monoshock
Front Brakes:	Single disc, 220 mm, single piston caliper	Single 230 mm disc	Single disc	Dual 300 mm discs, 4 piston caliper	Single disc
Rear Brakes:	Drum, 130 mm	130 mm Drum	Drum	Single 180 mm disc, 2 piston caliper	Single disc
Front Tyre:	90/90-18	80/100 S16	90/90 16	130/80-17M/C 65H, tubeless	100/80 -21
Fuel Capacity:	10.3 Litres / 2.7 US gal / 2.3 Imp gal	12 Litres / 3.2 US gal / 2.6 Imp gal	12 Litres / 3.1 US gal	18 Litres / 4.8 US gal	64 Litres / 16.9 US gal / 14.1 Imp gal