
Beta REV-3 125
Key specifications
Overview
Introducing the 2008 Beta REV-3 125, a remarkable entry in the world of trial motorcycles that perfectly blends power and precision. Designed for both novice and experienced riders, this bike champions the art of trials riding with its lightweight frame and exceptional maneuverability. As Beta’s answer to the competitive demands of off-road enthusiasts, the REV-3 125 stands out not just for its performance, but also for its reputation for reliability and craftsmanship. It’s built to navigate the most challenging terrains, making it an ideal choice for riders who seek to elevate their trials skills. At the heart of the REV-3 125 is a robust single-cylinder, two-stroke engine that delivers an exhilarating ride. With a displacement of 124.00 ccm and a compression ratio of 14.0:1, this bike generates impressive power while maintaining a lightweight profile. The 6-speed gearbox allows for seamless shifting, providing riders with the versatility to tackle various obstacles and terrains. Coupled with an electronic ignition system and a reliable liquid cooling setup, the engine remains responsive and efficient, ensuring that you’re never left wanting on the trail. Riders will appreciate the balanced power delivery and the smooth torque curve, making it easy to navigate tricky sections with confidence. The REV-3 125 is equipped with a host of features that enhance both its performance and rider experience. Its double wave aluminum beam frame minimizes weight while maximizing strength, contributing to the bike’s agility. The front suspension boasts a hydraulic fork with a 38 mm shaft, complemented by a hydraulic monoshock rear suspension, allowing for superior handling and comfort over rough terrain. Stopping power is provided by a single disc brake system with a 4-piston caliper at the front and a 2-piston caliper at the rear, ensuring precise control when descending steep inclines or navigating tight turns. With a seat height of just 660 mm and a ground clearance of 310 mm, the REV-3 125 is designed for both comfort and capability, making it accessible to riders of different statures. **
Pros
- Lightweight Design: Weighing in at just 70 kg (154.3 lbs), this bike offers incredible agility and ease of handling, perfect for technical trials.
- Powerful Engine: The 124 ccm two-stroke engine provides robust power delivery, allowing riders to tackle challenging obstacles with ease.
- High-Quality Suspension: With a well-engineered suspension system, the REV-3 125 delivers excellent handling and comfort, even on the roughest terrains.
Cons
- Limited Fuel Capacity: With a fuel tank of only 3 liters (0.79 gallons), longer rides may require frequent refueling, which can be inconvenient during extended trail sessions.
- Two-Stroke Engine Maintenance: As with most two-stroke engines, maintenance and tuning can be more demanding compared to four-stroke counterparts.
- Adjustable Seat Height: While the seat height is relatively low, it may not be adjustable enough for taller riders seeking a personalized fit.
Technical details
Source specification data
- Make
- Beta
- Model
- REV-3 125
- Category
- Trial
- Modifications Compared To Previous Model
- Technical Modifications
- 2008
- New
- fork settings: developed with the younger rider in mind, the result is a more reactive and lively response so as to make moves at a standstill easier.
- New
- shockabsorber settings.
- More
- stable performance over time, combined with greater reliability.
- K
- ø 28 mm carburettor.
- New
- crankcase.
- New
- design for cylinder porting.
- Shorter
- clutch hose: less weight combined with a more precise and direct action.
- New
- main bearings: these ensure greater smoothness and reliability.
- Euro3
- homologation.
- New
- colour-scheme: a brand-new mix of white and fluorescent red.
- Clutch
- Wet multi-disc clutch with cush-drive rubber
- Gearbox
- 6-speed
- Ignition
- Electronic AET 12V - 85W
- Fuel System
- Carburettor. Keihin PWK ø 28mm
- Bore X Stroke
- 54.0 x 54.0 mm (2.1 x 2.1 inches)
- Compression
- 14.0:1
- Displacement
- 124.00 ccm (7.57 cubic inches)
- Cooling System
- Liquid
- Engine Details
- Single cylinder, two-stroke
- Lubrication System
- Mix with fuel 1,5 % (synthetic oil)
- Dry Weight
- 70.0 kg (154.3 pounds)
- Seat Height
- 660 mm (26.0 inches) If adjustable, lowest setting.
- Fuel Capacity
- 3.00 litres (0.79 gallons)
- Overall Width
- 850 mm (33.5 inches)
- Overall Height
- 1,120 mm (44.1 inches)
- Overall Length
- 1,990 mm (78.3 inches)
- Ground Clearance
- 310 mm (12.2 inches)
- Reserve Fuel Capacity
- 0.80 litres (0.21 gallons)
- Rear Tyre
- 4-18
- Frame Type
- Double wave aluminium beam
- Front Tyre
- 2.75-21
- Rear Brakes
- Single disc. 2 piston caliper
- Front Brakes
- Single disc. 4 piston caliper
- Rear Suspension
- Hydraulic monoshock
- Front Suspension
- Hydraulic fork with ø38 mm shaft
- Rear Brakes Diameter
- 165 mm (6.5 inches)
- Front Brakes Diameter
- 185 mm (7.3 inches)