The Bimota DB4 was a limited production motorcycle released in 1998, with only 264 units produced. It featured a four-stroke, 90 degree L twin cylinder engine with a capacity of 904cc and a compression ratio of 9.2:1. Induction was provided by two 38mm Mikuni carbs with electronic inductive ignition and an electric starter. The maximum power output was 58.3 kW or 80 hp at 7000 rpm with a maximum torque of 81 Nm at 7000 rpm. The transmission was a six-speed manual with final drive provided by a chain. The front suspension consisted of a telehydraulic fork with 43mm stanchions and preload adjustments, while the rear suspension was a fully adjustable monoshock absorber with a swingarm. The brakes consisted of two 320mm discs in the front and a single 230mm disc in the rear. The bike weighed 165 kg or 363.8 pounds and had a fuel capacity of 20 liters or 5.3 US gallons. The Bimota DB4 had a top speed of 212 km/h or 131 mph and could do a standing quarter-mile in 12.1 seconds.
Technical specifications:
Make Model: Bimota DB4
| Year | 1998 |
|---|---|
| Production | 264 units |
| Engine | Four stroke, 90 degrees L twin cylinder, SOHC, desmodromic 2 valves per cylinder |
| Capacity | 904cc / 55.2 cub in. |
| Bore x Stroke | 92 x 68 mm |
| Compression Ratio | 9.2:1 |
| Cooling System | Air cooled |
| Induction | 2x 38mm Mikuni carbs |
| Ignition | Electronic inductive |
| Starting | Electric |
| Max Power | 58.3 kW / 80 hp @ 7000 rpm |
| Max Torque | 81 Nm / 8.3 kgf-m / 59.7 lb-ft @ 7000 rpm |
| Transmission | 6 Speed |
| Lubrication | Wet sump |
| Final Drive | Chain |
| Front Suspension | Telehydraulic fork with 43mm stanchions and preload adjustments |
| Rear Suspension | Fully adjustable monoshock absorber, swingarm |
| Front Brakes | 2x 320mm discs |
| Rear Brakes | Single 230mm disc |
| Front Tyre | 120/70 ZR17 |
| Rear Tyre | 180/55 ZR17 |
| Rake | 23 degrees |
| Wheelbase | 1370 mm / 53.9 in. |
| Seat height | 800 mm / 31.5 in. |
| Dry Weight | 165 kg / 363.8 lbs |
| Fuel Capacity | 20 Litres / 5.3 US gal |
| Consumption Average | 5.1l /100km / 46.1 mpg |
| Standing 1/4 Mile | 12.1 sec |
| Top Speed | 212 km/h / 131 mph |
