What category is the 2011 Beta Alp 125?

General information
Category	Enduro / offroad
Model	Beta Alp 125
Year	2011
Engine and Transmission Specifications
Clutch	Wet multi-disc
Transmission type,final drive	Chain
Gearbox	5-speed
Cooling system	Air
Lubrication system	By pump
Fuel control	SOHC
Fuel system	Carburettor. Mikuni UCAL 5Nh Ø 26-38
Bore x stroke	54.0 x 54.0 mm (2.1 x 2.1 inches)
Engine type	Single cylinder, four-stroke
Capacity:	124.00 ccm (7.57 cubic inches)
Brakes, suspension, Frame and wheels
Rear brakes diameter	220 mm (8.7 inches)
Rear brakes	Single disc
Front brakes diameter	245 mm (9.6 inches)
Front brakes	Single disc
Rear tyre dimensions	120/80-18
Front tyre dimensions	90/90-21
Rear suspension travel	180 mm (7.1 inches)
Rear suspension	Monoshock with adjustable spring preload
Front suspension travel	170 mm (6.7 inches)
Front suspension	Hydraulic fork, 38 mm

Physical measures and capacities
Reserve fuel capacity	1.50 litres (0.40 gallons)
Fuel capacity	6.80 litres (1.80 gallons)
Wheelbase	1,372 mm (54.0 inches)
Ground clearance	298 mm (11.7 inches)
Overall width	820 mm (32.3 inches)
Overall height	1,150 mm (45.3 inches)
Seat height	850 mm (33.5 inches) If adjustable, lowest setting.
Dry weight	101.0 kg (222.7 pounds)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Color options	Black/red
Starter	Electric & kick

Performance Profile & Rider Fit

Best For

Track5%

City25%

Cornering40%

Daily Riding15%

Touring10%

Passenger5%

Rider Profile

Best For	Best suited to riders with some off-road or trials background, as the bike's light weight and tall stance reward balance and technical skill more than raw experience.
Purpose	Built specifically for technical trials riding and obstacle navigation rather than speed, distance, or road use.
Rider Fit	Its featherweight 101 kg dry mass and slim profile make it very easy to muscle around and hold up, though the tall 850 mm seat height demands decent leg reach.
Character	A pure, minimalist trials tool that thrives on razor-sharp low-speed agility, tractable low-end power delivery, and total rider control over the bike's balance.
Not Ideal For	Not for riders wanting highway speed, passenger carrying, long-distance comfort, or any kind of touring capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

Your height

Inseam (optional)

Units

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 850mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 2011 Beta Alp 125, with a cramped knee angle of around 75 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

Find bikes that fit your height →