The Suzuki GSX-R 400R was produced from 1991 to 1992 and featured a four-stroke, transverse four-cylinder engine with DOHC and four valves per cylinder. The bike had a capacity of 398cc and a compression ratio of 11.8:1. It had Slingshot carburetors and CDI ignition, with a 12V 35/35w x 2 headlight and electric starting. The max power for the bike was 44 kW/59 hp at 11,000 RPM, with a max torque of 39.2 Nm/4.0 kgf-m/28.9 lb-ft at 9000 RPM. The transmission was a six-speed, constant mesh with a wet multi-plate clutch and chain final drive ratio of 3.066. The bike had a lightweight frame made of aluminum angular pipe double cradle with telescopic forks in the front suspension and a full floater swingarm/non-adjustable rear suspension. The front brakes were two discs with four-piston calipers, while the rear brake was a single disc with a two-piston caliper. The GSX-R 400R had front and rear tires with sizes of 110/70-R17 53H and 140/60-R18 64H, respectively. The bike had a length of 1995mm, width of 695mm, height of 1110mm, and a dry weight of 160kg. It had a fuel capacity of 15 liters and could reach a top speed of 194km/h or 120.4mph with a standing 1/4 mile time of 12.7 seconds.
Technical specifications:
Make Model: Suzuki GSX-R 400R
| Year | 1991 – 92 |
|---|---|
| Engine | Four stroke, transverse four cylinder, DOHC 4 valves per cylinder. TSCC |
| Capacity | 398 cc / 24.3 cu-in |
| Bore x Stroke | 56 x 40.4 mm |
| Lubrication | Wet sump |
| Cooling System | Liquid cooled |
| Compression Ratio | 11.8:1 |
| Induction | Slingshot carburetors |
| Ignition | CDI |
| Headlight | 12V 35/35w x 2 |
| Starting | Electric |
| Max Power | 44 kW / 59 hp @ 11000 rpm |
| Max Torque | 39.2 Nm / 4.0 kgf-m / 28.9 lb-ft @ 9000 rpm |
| Clutch | Wet multi-plate |
| Transmission | 6 Speed, constant mesh |
| Final Drive | Chain |
| Primary Reduction Ratio | 2.212 |
| Final Drive Ratio | 3.066 |
| Gear Ratio | 1st 3.166 / 2nd 2.125 / 3rd 1.631 / 4th 1.333 / 5th .173 / 6th 1.083 |
| Frame | Aluminum angular pipe double cradle |
| Front Suspension | Telescopic forks |
| Rear Suspension | Full floater swing arm, non-adjustable |
| Front Brakes | 2 x Discs, 4 piston calipers |
| Rear Brakes | Single disc, 2 piston caliper |
| Front Tyre | 110/70-R17 53H |
| Rear Tyre | 140/60-R18 64H |
| Rake | 27 degrees 25′ |
| Trail | 96 mm / 3.7 in |
| Dimensions | Length 1995 mm / 78.5 in Width 695 mm / 27.4 in Height 1110 mm / 43.7 in |
| Wheelbase | 1375 mm / 54.1 in |
| Ground Clearance | 125 mm / 4.9 in |
| Seat Height | 735 mm / 28.9 in |
| Dry Weight | 160 kg / 352 lbs |
| Fuel Capacity | 15 Litres / 3.96 US gal / 3.3 Imp gal |
| Standing 1/4 Mile | 12.7 sec |
| Top Speed | 194 km/h / 120.4 mph |
