Suzuki GSX 400S Katana (1992-93) vs Aprilia ETX 350 (1987-88) vs Laverda RGS 1000 (1984-)
Comparison technical specifications
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| Make: | Suzuki | Aprilia | Laverda |
| Model: | GSX 400S Katana | ETX 350 | RGS 1000 |
| Years: | 1992-93 | 1987-88 | 1984- |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, single cylinder, 4 valves, OHC | Four stroke, transverse three cylinder, DOHC, 2 valve per cylinder. |
| Capacity: | 399 cc / 24.3 cu in | 349.2 cc / 21.3 cu in | 981 cc / 59.8 cu-in |
| Bore x Stroke: | 52 x 47 mm | 79.5 x 70.4 mm | 75 x 74 mm |
| Cooling System: | Liquid cooled | Air cooled | Air cooled |
| Compression Ratio: | 11.8:1 | 9.6:1 | 8.8:1 |
| Starting: | Electric | Electric | Electric |
| Max Power: | 39.5 kW 53 hp @ 10500 rpm | 19.4 kW / 26 hp @ 7500 rpm | 83.3 hp / 61.2 kW @ 8000 rpm |
| Max Torque: | 38.2 Nm / 3.9 kgf-m / 28.2 lb-ft @ 9500 rpm | 28.4 Nm / 2.9 kgf-m / 20.9 lb-ft @ 6000 rpm | 77.9 Nm / 57.4 lb-ft @ 7000 rpm |
| Transmission: | 6 Speed | 5 Speed | 5 Speed |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | Telescopic forks | Hydraulic telescopic front fork | Marzocchi air assisted forks |
| Rear Suspension: | Dual shocks | Swingarm with single shock absorber. | Dual Marzocchi air assisted forks, 5-way spring preload |
| Front Brakes: | Double disc | Single disc | 100/90 -18 |
| Rear Brakes: | Single disc | Single disc | 120/90 -18 |
| Front Tyre: | 100/80 -18 | 90/90-21 | 2x 280mm discs 2 piston calipers |
| Rear Tyre: | 140/70 -17 | 130/80-17 | Single 280mm disc 1 piston caliper |
| Fuel Capacity: | 17 L / 4.5 US gal / 3.7 Imp gal | 13 Litres / 3.4 US gal | 22 Litres / 5.8 US gal |