Beta 450 RR: history, specs, pictures
| Manufacturer | Beta |
|---|---|
| Production | 2005 |
| Class | Enduro |
| Engine | 1 Cylinder 4 Stroke |
| Bore / Stroke | 88.9mm x 88.9mm |
| Compression ratio | 11:1 |
| Fuel system | Carburetor, Keihin FCR-MX 39 |
| Transmission | Gear box: Gear Final Drive: Chain |
| Suspension | Front: Hydraulic Fork - Ø 45 Mm. - Stroke 290 Mm. Rear: Hydraulic Mono Shock Absorber - Wheel Str. 300 Mm. |
| Brakes | Front: Floating Disc Ø 255 Mm. Rear: Disc Ø 240 Mm. |
| Front Tire | 90/90x21 |
| Rear Tire | 140/80x18 |
| Wheelbase | 59.02 inches (1499 mm) |
| Dimensions | L 89.41 inches (2271 mm) W 32.01 inches (813 mm) |
| Seat height | 37.01 inches (940 mm) |
| Weight | (dry), 117.0 kg (wet) |
| Manuals | Service Manual |
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The Beta RR 4 Stroke 450 was a 1 Cylinder 4 Stroke Enduro motorcycle produced by Beta in 2005.
Engine
A 88.9mm bore x 88.9mm stroke result in a displacement of just 448.0 cubic centimeters.
Drive
The bike has a Gear transmission. Power was moderated via the Wet Clutch.
Chassis
It came with a 90/90x21 front tire and a 140/80x18 rear tire. Stopping was achieved via Floating Disc Ø 255 Mm. in the front and a Disc Ø 240 Mm. in the rear. The front suspension was a Hydraulic Fork - Ø 45 Mm. - Stroke 290 Mm. while the rear was equipped with a Hydraulic Mono Shock Absorber - Wheel Str. 300 Mm.. The wheelbase was 59.02 inches (1499 mm) long.
2005 Beta RR 4 Stroke 450
The RR 4 Stroke 450 is a motorcycle in the Beta 4 stroke range, the middle brother of the 250 and 525 versions. It has a single cylinder, 4-stroke, liquid-cooled with countershaft and electric starting engine, a ground clearance of 320 mm and a wheelbase of 1490 mm. It is quite a handful, because of its big engine and low weight, only 117 kg.