Derbi 125 SM Baja - 2007 Specifications and Reviews

The 2007 Derbi 125 SM Baja is a lightweight supermotard designed for urban riders and beginners seeking nimble handling and easy maneuverability. Powered by a simple air-cooled single-cylinder engine, it excels in city navigation and casual weekend riding. Known for its low seat height and minimal weight, the Baja suits riders prioritizing accessibility and fun over raw performance.

2007
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General information

CategorySuper motard
Year2007
ModelDerbi 125 SM Baja
 
 

Engine and Transmission Specifications

ClutchMultidisc in oil
Cooling systemAir
StarterElectric
Bore x stroke56.5 x 49.5 mm (2.2 x 1.9 inches)
Compression9.2:1
Stroke4
Engine typeSingle cylinder
Capacity:124.00 ccm (7.57 cubic inches)

Physical measures and capacities

Wheelbase1,452 mm (57.2 inches)
Overall width818 mm (32.2 inches)
Overall length2,104 mm (82.8 inches)
Seat height845 mm (33.3 inches) If adjustable, lowest setting.
Dry weight118.0 kg (260.1 pounds)

Derbi 125 SM Baja 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 dimensions130/70-17
Front tyre dimensions110/80-17
Rear suspension travel200 mm (7.9 inches)
Rear suspensionMonoamortiguador
Front suspension travel195 mm (7.7 inches)
Front suspensionHydraulic bracket

Speed and acceleration

Fuel capacity9.50 litres (2.51 gallons)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track45%
City80%
Cornering78%
Daily Riding60%
Touring25%
Passenger30%

Rider Profile

Best ForWell suited to newer and intermediate riders thanks to its light air-cooled single-cylinder 125cc engine and low dry weight, though the tall supermotard seat height and sharp handling reward those with some prior riding confidence.
PurposeDesigned as a nimble, fun-focused urban supermotard for weaving through traffic and playful cornering rather than outright speed or distance travel.
Rider FitIts light 118 kg dry weight and slim proportions make it easy to muscle around at low speed, but the 845 mm seat height demands reasonable inseam length for shorter riders.
CharacterA cheeky, flickable small-bore supermotard with sporty 17-inch wheels and dual discs, built for eager cornering and city agility rather than raw power.
Not Ideal ForNot a good match for riders wanting sustained highway speed, long-distance comfort, or serious off-road capability.

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

Rider Fit Visualizer

2007 Derbi 125 SM Baja Rider Ergonomics Assessment

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

Feet:

At 845mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with balls of both feet on the 2007 Derbi 125 SM Baja, with a relaxed knee angle of around 130 degrees and a forward-leaning 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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