Attribute | ![]() Benelli BX 449 Cross 2010 × | ![]() Aprilia MXV 4.5 2009 × |
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General | ||
Production from (year) | 2010 | 2009 |
Make | Benelli | Aprilia |
Model | Benelli BX 449 Cross | Aprilia MXV 4.5 |
Category | Cross / motocross | Cross / motocross |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | V2, four-stroke |
Valves per cylinder | 4 | - |
Fuel system | Carburettor. Keihin FCR MX 41 | Injection. Integrated engine management system controlling ignition and fuel injection. Throttle body: 38 mm |
Displacement (cm³) | 449 | 449 |
Power (kw) | 40.4 | - |
Cooling system | - | Liquid |
Transmission type,final drive | Chain | Chain |
Torque (Nm) | 45 | - |
Bore (mm) | 98 | 76 |
Stroke (mm) | 59.5 | 49.5 |
Gearbox | 5-speed | 4-speed |
Fuel control | Double Overhead Cams/Twin Cam (DOHC) | - |
Ignition | Kokusan CDI digitale | Electronic digital (batteryless). |
Clutch | Wet, 7 steel disks | Multi-plate in oil bath, cable operated. |
Lubrication system | Wet sump and reeds | Dry sump. Separate gearbox lubrication. |
Compression | 12.5:1 | 13.0:1 |
Exhaust system | - | Conforming to FIM standards for 2009. |
Chassis | ||
Front suspension | 50 mm fully adjustable | 50 mm Marzocchi upside down fork with adjustments for compression and rebound. |
Rear suspension | Sachs shock absorber fully adjustable | Pro-Link with Sachs monoshock, adjustable in compression and rebound. |
Front brakes | Single disc | Single disc |
Rear brakes | Single disc | Single disc |
Diameter (mm) | 220 | 240 |
Frame type | Single tube cradle with forged, casted and extruded elements and carbon structural parts. | Cr-Mo steel perimeter frame with aluminium alloy vertical members. Headstock rake angle 26.2°. Lightweight rear frame section. |
Front tyre | 80/0-21 | 80/100-21 |
Rear tyre | 110/90-19 | 110/90-19 |
Trail (mm) | 110 | - |
Rake (fork angle) (degree) | 26.5 | - |
Other | ||
Starter | Kick | Kick |
Color options |
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Dimensions | ||
Wheelbase (mm) | 1,450 | 1,499 |
Dry weight (kg) | 108 | - |
Power/weight ratio | 0.3741 | - |
Overall length (mm) | 2,160 | 2,190 |
Overall width (mm) | 810 | 815 |
Seat height (mm) | 960 | 960 |
Performance | ||
Fuel capacity (l) | 9 | 7.4 |