Naked Motorcycles
2009AJS ECO-125
24 fields on record
The 2009 AJS Eco-125 is an accessible all-rounder designed for budget-conscious commuters and novice riders seeking reliable, economical transport. Its modest 10 hp single-cylinder engine prioritizes fuel efficiency and low running costs over performance. The bike is best known for combining practical features like electric and kick start with straightforward carburetted engineering that's easy to maintain.
- Capacity
- 124.0 ccm
- Engine
- Single
- Gearbox
- 5-speed
- Dry weight
- 114.0 kg
- Seat height
- 760 mm
- Power
- 10.1 HP (7.4 kW) @ 8000 RPM
What’s new for the 2009 AJS ECO-125
vs the 2008| Spec | 2008 | 2009 |
|---|---|---|
| Wheelbase | — | 1080 mm (42.5 inches) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's designed primarily for simple, low-cost commuting and everyday errands rather than performance riding.
- Built for
- The bike has a friendly, unintimidating, and utilitarian character suited to relaxed, low-speed riding.
- Not ideal for
- It's not suited for riders seeking highway touring, high speed, or serious off-road capability.
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
- 124.0 ccm
- Power
- 10.1 HP (7.4 kW) @ 8000 RPM
- Engine type
- Single
- Power/weight ratio
- 0.0886 HP/kg (dry)
- Bore x stroke
- 54.0 x 54.0 mm
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Electric & kick
- Ignition
- Coil CDI
- Torque
- Not on record - add it
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, multiplate
Dimensions & weight
- Wheelbase
- 1080 mm
- Seat height
- 760 mm
- Dry weight
- 114.0 kg
Chassis & suspension
- Front suspension
- Telefork
- Rear suspension
- Adjustable load, oil damped twin shocks
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 2.75-18
- Rear tyre
- 90/90-18
Other
- Color options
- Black, metallic blue, Rosso red
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 | 2008 | 2009 |
|---|---|---|
| Capacity | 124 cc | 124 cc |
| Dry weight | 114 kg | 114 kg |
| Seat height | 760 mm | 760 mm |
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 AJS ECO-125?
The 2009 AJS ECO-125 has a Capacity of 124.0 ccm (7.57 cubic inches).
What engine power does the AJS ECO-125 have?
The 2009 AJS ECO-125 has a Power of 10.1 HP (7.4 kW) @ 8000 RPM.
How many gears does the AJS ECO-125 have?
The 2009 AJS ECO-125 has a Gearbox of 5-speed.
How much does the AJS ECO-125 weigh?
The 2009 AJS ECO-125 has a Dry weight of 114.0 kg (251.3 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.