Suzuki GSX-R 750 (1990) vs Suzuki GS 550L (1979-81) vs Suzuki RMX 250S (1993-95)
Comparison technical specifications
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| Make: | Suzuki | Suzuki | Suzuki |
| Model: | GSX-R 750 | GS 550L | RMX 250S |
| Years: | 1990 | 1979-81 | 1993-95 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, transverse four cylinders, DOHC, 2 valves per cylinder. | Two stroke, single cylinder |
| Capacity: | 749 cc / 45.7 cub. in. | 549 cc / 33.5 cu in | 249 cc / 15.2 cu in |
| Bore x Stroke: | 70 x 48.7 mm | 56 x 55.8 mm | 67 mm x 70.8 mm |
| Compression Ratio: | 10.8:1 | 8.6:1 | 9.9 - 9.2 - 8.1:1 |
| Cooling System: | Air/Oil cooled | Air cooled | Liquid cooled |
| Induction: | 4 x 38 mm Mikuni constant-vacuum carburetors | 4 x VM22SS Mikuni carburetors | Mikuni TM38SS carburetor |
| Ignition: | Computer controlled electronic ignition | Battery and Coil | Suzuki PEI |
| Starting: | Electric | Electric and kick | Kick |
| Max Power: | 83.8 kW / 115 hp @ 11000 rpm | 35.8 kW / 49 hp @ 9000 rpm | 38 kW / 51 hp @ 9000 rpm |
| Max Torque: | 78 Nm / 7.9 kgf-m / 57.5 ft-lb @ 10000 rpm | 42 Nm 4.3 kgf-m / 31 lb-ft @ 7500 rpm | 46.6 Nm / / 4.75 kgf-m / 34.4 lb-ft @ 7000 rpm |
| Clutch: | Cable operated, wet multiple, coil spring | Wet, 15 multi-plate | Wet, cable operated |
| Transmission: | 6 Speed, constant mesh | 6 Speed | 5 Speed constant mesh |
| Final Drive: | #530 Chain, O-ring sealed, 108 links | Chain | Chain |
| Front Suspension: | 41 mm Upside-down telescopic fork, adjustable spring preload, 8-way damping, 10-way compression | Telescopic fork, oil damped | Inverted telescopic, pneumatic/coil spring, oil dampened, 21 way compression dampening, 21 way rebound dampening |
| Rear Suspension: | Full-floater Monoshock 4-way adjustable for preload rebound damping | Twin shocks, coil over, 5-way adjustable springload | Link-type, spring preload fully adjustable, 18 way compression dampening, 21 way rebound dampening |
| Front Brakes: | 2 x 310 mm Discs, 4 piston calipers | Single 275mm disc, 1 piston caliper | Single disc |
| Rear Brakes: | Single 280 mm disc, 1 piston caliper | Drum | Single disc |
| Front Tyre: | 120/70 ZR17 | 3.25-19 | 80/100 - R21 51M |
| Rear Tyre: | 170/60 ZR17 | 3.75-18 | 110/100 - R18 64M |
| Dry Weight: | 193 kg / 425 lbs | 195 kg / 430 lbs | 108 kg / 238 lbs |
| Fuel Capacity: | 21 Litres / 5.5 US gal / 4.6 Imp gal | 17 Litres / 4.5 US gal / 3.7 Imp gal | 11 L / 2.9 US gal / 2.4 Imp gal |