Derbi Terra Adventure 125 - 2008 Specifications and Reviews

The 2008 Derbi Terra Adventure 125 is an entry-level enduro designed for novice off-road riders seeking an affordable, manageable machine. Its lightweight 124cc four-stroke engine delivers practical power for trail riding and light adventure use. Known for reliability and easy handling, it's ideal for learners transitioning into off-road motorcycling.

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General information

CategoryEnduro / offroad
Year2008
ModelDerbi Terra Adventure 125
 
 

Engine and Transmission Specifications

ClutchMulti-plate
Transmission typefinal driveBelt
GearboxAutomatic
Lubrication systemDry sump
StarterElectric
IgnitionElectronic CDI
Fuel controlDOHC
Valves per cylinder4
Fuel systemCarburettor
Bore x stroke58.0 x 47.0 mm (2.3 x 1.9 inches)
Compression12.0:1
Power15.00
Stroke4
Engine typeSingle cylinder
Capacity:124.20 ccm (7.58 cubic inches)

Physical measures and capacities

Wheelbase1,454 mm (57.2 inches)
Overall width793 mm (31.2 inches)
Overall height1,408 mm (55.4 inches)
Seat height795 mm (31.3 inches) If adjustable, lowest setting.
Dry weight117.0 kg (257.9 pounds)

Derbi Terra Adventure 125 dimensions and frame

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesSingle disc
Rear tyre dimensions2/90-90
Front tyre dimensions90/90-21
Rear suspensionMono-shock with adjustable spring pre-load. 150 mm travel
Front suspension travel41 mm (1.6 inches)
Front suspensionHydraulic fork
Frame typeDouble steel beam

Speed and acceleration

Power/weight ratio0.1282 HP/kg

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity11.00 litres (2.91 gallons)

Performance Profile & Rider Fit

15 hp
Peak Power

Best For

Track10%
City60%
Cornering45%
Daily Riding50%
Touring30%
Passenger30%

Rider Profile

Best ForWell suited to beginner and learner riders thanks to its light weight, low power, and manageable 125cc single-cylinder engine.
PurposeDesigned as a lightweight enduro-styled machine for light off-road trails, commuting, and general learner-friendly riding rather than serious performance.
Rider FitThe tall 850mm seat height and slim, light chassis make it approachable for riders of average to taller height, though shorter riders may need to adjust to the reach.
CharacterA playful, nimble small-capacity adventure bike that feels eager and flickable rather than fast, rewarding relaxed, low-speed exploration.
Not Ideal ForNot suited to highway touring, high-speed riding, or carrying a passenger over long distances due to its modest power output and small fuel tank.

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

Rider Fit Visualizer

2008 Derbi Terra Adventure 125 Rider Ergonomics Assessment

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Feet:

At 795mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2008 Derbi Terra Adventure 125, with a cramped knee angle of around 70 degrees and a slightly forward 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.

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