Dual-Sport Motorcycles
2005Beta Alp 4.0
37 fields on record
The 2005 Beta Alp 4.0 is a road-legal dual-sport bike built for easy trail riding and everyday use. Its air-cooled 349cc single makes 28.4 hp through a six-speed gearbox and chain. An 870 mm seat, 133 kg dry weight and 10.5-litre tank make it simple and capable on back roads.
- Capacity
- 349.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 133.0 kg
- Seat height
- 870 mm
- Power
- 28.4 HP (20.9 kW)
Other years
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Designed primarily for trail riding and dual-sport exploration rather than outright speed or highway cruising.
- Built for
- A light, single-cylinder trail bike with a lively, torquey feel and nimble handling suited to technical terrain and tight trails.
- Not ideal for
- Not a good fit for riders wanting sustained high-speed highway touring or two-up comfort over long distances.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 349.0 ccm
- Power
- 28.4 HP (20.9 kW)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.2135 HP/kg (dry)
- Bore x stroke
- 79.0 x 71.2 mm
- Compression
- 9.5:1
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Electric
- Valves per cylinder
- 4
- Lubrication system
- Fuel mix 1.5%
- Torque
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-disc clutch
Dimensions & weight
- Wheelbase
- 1410 mm
- Overall length
- 2150 mm
- Overall width
- 850 mm
- Overall height
- 1090 mm
- Seat height
- 870 mm
- Dry weight
- 133.0 kg
- Fuel capacity
- 10.50 litres
- Ground clearance
- 240 mm
- Reserve fuel capacity
- 4.00 litres
Chassis & suspension
- Frame
- Double craded steel frame
- Front suspension
- Hydraulic fork
- Rear suspension
- Rear suspension single shock with adjustable spring
- Front wheel travel
- 220 mm
- Rear wheel travel
- 220 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 260 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 220 mm
- Front tyre
- 90/90-21
- Rear tyre
- 140/80-18
Other
- Color options
- Grey/black/orange
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2004 | 2005 | 2010 | 2015 | 2021 | 2026 |
|---|---|---|---|---|---|---|
| Capacity | 349 cc | 349 cc | 349 cc | 349 cc | 349 cc | 348 cc |
| Dry weight | 133 kg | 133 kg | 133 kg | 133 kg | 133 kg | 140 kg |
| Seat height | 870 mm | 870 mm | 863 mm | 863 mm | 863 mm | 865 mm |
| Fuel capacity | 10.5 L | 10.5 L | 10.5 L | 10.5 L | 10.5 L | 11 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Beta Alp 4.0?
The 2005 Beta Alp 4.0 has a Capacity of 349.0 ccm (21.30 cubic inches).
What engine power does the Beta Alp 4.0 have?
The 2005 Beta Alp 4.0 has a Power of 28.4 HP (20.9 kW).
How many gears does the Beta Alp 4.0 have?
The 2005 Beta Alp 4.0 has a Gearbox of 6-speed.
How much does the Beta Alp 4.0 weigh?
The 2005 Beta Alp 4.0 has a Dry weight of 133.0 kg (293.2 pounds).
Shop this bike
Affiliate linksWe may earn a commission from qualifying eBay or Amazon purchases made through these links. As an Amazon Associate I earn from qualifying purchases.
Please log in or register if you'd like to leave a comment.
Own one? Add it to My Garage and write an owner review with an Owner badge.