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Bimota Motorcycles

Bimota DB4 Specifications

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ENGINE
Stroke 4
Cylinders 2
Geometry V 90°
Valves per cylinder 2
Cooling air
Bore x stroke 92 x 68 mm
Piston displacement 904 cc
Compression ratio 9.21
Fuelling 2 x ø38 carburetors
Lubrication wet sump with oil cooler
ELECTRICS
Ignition electronic with inductive discharge
Battery  12V, 16 Ah
Starting electric
TRANSMISSION
Primary drive gear
Ratio 31:62
Clutch dry multi-disc
Gearbox 6 speed
Ratios from first gear 15:37, 17:30, 20:27, 22:24, 24:23, 28:24
Final drive chain
Ratio 15:38
CHASSIS
Frame light aluminium alloy pipes of oval cross-section
Wheelbase 1370 mm
Steering angle 23°
Trail 91 mm
Front suspension telescopic fork with 43 mm stanchions and rebound, compression and pre-load adjustments
Rear suspension single shock absorber with compression, rebound, pre-load and length adjustments
Wheel travel 120 mm front - 102 mm rear
Front brake double ø320 mm disc
Rear brake single ø230 mm disc
Rims 3.50x17 front - 5.50x17 rear
Front tyre 120/70 ZR 17
Rear tyre 180/55 ZR 17
DIMENSIONS
Max length 2000 mm
Max height 1155 mm
Max width 805 mm
Seat height 800 mm
Dry weight 165 kg
Fuel tank capacity 20 litres


Classic Motorcycle Fibreglass
Classic Motorcycle Fibreglass
Tanks, seats, guards and fairings for classic bikes, cafe racers and post-classic motorcycles.