Benelli BX 449 Cross - 2011 Specifications and Reviews
The 2011 Benelli BX 449 Cross is a single-cylinder four-stroke motocross bike designed for amateur and recreational off-road riders seeking affordable entry-level performance. Powered by a 449cc engine producing 55 horsepower with titanium valves and a Keihin carburettor, it delivers responsive handling and reliable power delivery across varied terrain. Best known for its accessible price point and manageable power delivery, this machine suits riders transitioning from smaller displacement bikes.
General information | |
| Category | Cross / motocross |
| Year | 2011 |
| Model | Benelli BX 449 Cross |
| | |
Engine and Transmission Specifications | |
| Clutch | Wet, 7 steel disks |
| Transmission type,final drive | Chain |
| Gearbox | 5-speed |
| Lubrication system | Wet sump and reeds |
| Ignition | Kokusan CDI digitale |
| Fuel control | DOHC |
| Fuel system | Carburettor. Keihin FCR MX 41 |
| Valves per cylinder | 4 |
| Bore x stroke | 98.0 x 59.5 mm (3.9 x 2.3 inches) |
| Compression | 12.5:1 |
| Torque | 45.00 Nm (4.6 kgf-m or 33.2 ft.lbs) @ 7000 |
| Power | 55.38 |
| Engine details | Titanium valves |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 449.00 ccm (27.40 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc. Wave |
| Front brakes diameter | 260 mm (10.2 inches) |
| Front brakes | Single disc. Wave |
| Rear tyre dimensions | 110/90-19 |
| Front tyre dimensions | 80/100-21 |
| Rear suspension | Sachs shock absorber fully adjustable |
| Front suspension | 50 mm fully adjustable |
| Trail | 110 mm (4.3 inches) |
| Rake (fork angle) | 26.5° |
| Frame type | Single tube cradle with forged, casted and extruded elements and carbon structural parts. |
| | |
Physical measures and capacities | |
| Fuel capacity | 9.00 litres (2.38 gallons) |
| Wheelbase | 1,450 mm (57.1 inches) |
| Overall width | 810 mm (31.9 inches) |
| Overall length | 2,160 mm (85.0 inches) |
| Seat height | 960 mm (37.8 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.5128 HP/kg |
| Dry weight | 108.0 kg (238.1 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Green |
| Starter | Kick |
Performance Profile & Rider Fit
55.4 hp
Peak Power
Best For
Track30%
City15%
Cornering70%
Daily Riding10%
Touring8%
Passenger5%
Rider Profile
| Best For | This is a competition-focused motocross machine best suited to experienced off-road riders comfortable with a tall, aggressive, race-oriented setup. |
| Purpose | Built purely for motocross tracks and rough off-road terrain, not as a road-legal or all-purpose machine. |
| Rider Fit | The tall 960mm seat height, kick starter, and light 108kg dry weight demand good physical fitness, leg length, and confidence standing on the pegs. |
| Character | A raw, high-strung single-cylinder motocrosser with sharp throttle response, minimal weight, and razor-sharp handling for jumps and berms. |
| Not Ideal For | This bike is not for commuting, touring, carrying a passenger, or riders seeking comfort and low-effort ergonomics. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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