Derbi Supermotard Racer - 2005 Specifications and Reviews

The 2005 Derbi Supermotard Racer is a lightweight 50cc supermotard designed for entry-level riders seeking nimble urban performance and fun handling characteristics. Its liquid-cooled single-cylinder engine and six-speed transmission deliver responsive acceleration ideal for city riding and novice track days. Best known for combining supermotard styling with accessible performance, it suits younger riders and those transitioning to sportier machines.

2005
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Engine and Transmission Specifications

ClutchMulti-disc
Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemOil pump
StarterKick
IgnitionC.D.I.
Fuel systemCarburettor. Dell´Orto PHVA-14
Bore x stroke39.9 x 40.0 mm (1.6 x 1.6 inches)
Compression13.0:1
Stroke2
Engine typeSingle cylinder
Capacity:49.90 ccm (3.04 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,345 mm (53.0 inches)
Overall width695 mm (27.4 inches)
Overall length2,050 mm (80.7 inches)
Overall height1,300 mm (51.2 inches)

Derbi Supermotard Racer dimensions and frame

Rear brakes diameter180 mm (7.1 inches)
Rear brakesSingle disc
Front brakes diameter220 mm (8.7 inches)
Front brakesSingle disc
Rear tyre dimensions130/80-17
Front tyre dimensions100/80-17
Rear suspension travel50 mm (2.0 inches)
Rear suspensionLineal gas single absorber
Front suspension travel170 mm (6.7 inches)
Front suspensionHydraulic fork, 36 mm

Speed and acceleration

Fuel capacity5.50 litres (1.45 gallons)

CategorySuper motard
Year2005
ModelDerbi Supermotard Racer

Other specs

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

Performance Profile & Rider Fit

Best For

Track40%
City75%
Cornering80%
Daily Riding40%
Touring15%
Passenger15%

Rider Profile

Best ForThis tiny 50cc supermotard is best suited to younger or novice riders, often as a learner-legal machine in markets where it applies.
PurposeIt's built for playful, flickable fun on tight city streets and twisty backroads rather than any serious speed or distance work.
Rider FitIts light weight and compact dimensions make it very easy to manage for smaller or less experienced riders.
CharacterIt has the aggressive, minimalist supermotard styling and sharp handling feel of a much bigger bike, just scaled down to 50cc.
Not Ideal ForIt's not suitable for highway travel, long-distance touring, or anyone needing genuine power or two-up comfort.

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

Rider Reviews

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