What category is the 2004 Derbi Senda R Racer?

The 2004 Derbi Senda R Racer has a Category of Enduro / offroad.

What is the engine size of the 2004 Derbi Senda R Racer?

The 2004 Derbi Senda R Racer has a Capacity: of 49.90 ccm (3.04 cubic inches).

What type of engine does the 2004 Derbi Senda R Racer have?

The 2004 Derbi Senda R Racer has a Engine type of Single cylinder, two-stroke.

Is the 2004 Derbi Senda R Racer air cooled or liquid cooled?

The 2004 Derbi Senda R Racer has a Cooling system of Liquid.

How many gears does the 2004 Derbi Senda R Racer have?

The 2004 Derbi Senda R Racer has a Gearbox of 6-speed.

Derbi Senda R Racer - 2004 Specifications and Reviews

Name: 2004 Derbi Senda R Racer
Brand: Derbi

The 2004 Derbi Senda R Racer is a lightweight 50cc two-stroke enduro machine designed for young riders and beginners seeking affordable off-road performance. Known for its agile handling and nimble character, the liquid-cooled single-cylinder engine delivers responsive power delivery ideal for trail riding and recreational use. Its compact frame and minimal suspension travel make it particularly suited to novice riders building foundational dirt bike skills.

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Engine and Transmission Specifications
Transmission type,final drive	Chain
Gearbox	6-speed
Cooling system	Liquid
Fuel system	Carburettor
Bore x stroke	39.9 x 40.0 mm (1.6 x 1.6 inches)
Compression	13.0:1
Engine type	Single cylinder, two-stroke
Capacity:	49.90 ccm (3.04 cubic inches)


Category	Enduro / offroad
Year	2004
Model	Derbi Senda R Racer
Brakes, suspension, Frame and wheels
Rear brakes diameter	180 mm (7.1 inches)
Rear brakes	Single disc
Front brakes diameter	220 mm (8.7 inches)
Front brakes	Single disc
Rear tyre dimensions	110/80-18
Front tyre dimensions	80/90-21
Rear suspension travel	62 mm (2.4 inches)
Rear suspension	Linal gas absorber
Front suspension travel	190 mm (7.5 inches)
Front suspension	Hydraulic fork, 36 mm

Physical measures and capacities
Fuel capacity	5.50 litres (1.45 gallons)
Wheelbase	1,345 mm (53.0 inches)
Overall width	695 mm (27.4 inches)
Overall length	2,050 mm (80.7 inches)
Overall height	1,300 mm (51.2 inches)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Color options	Black, blue

Performance Profile & Rider Fit

Best For

Track20%

City35%

Cornering55%

Daily Riding25%

Touring12%

Passenger10%

Rider Profile

Best For	This 50cc two-stroke enduro is best suited to younger or novice riders, often as a learner or pit/trail bike rather than a serious performance machine.
Purpose	It is built for light off-road trail riding, dirt tracks, and casual enduro-style fun rather than speed or distance.
Rider Fit	Its small displacement and enduro-style ergonomics make it light and easy to manage, suiting smaller or lighter riders comfortably.
Character	It has a playful, nimble, minibike-like character that rewards throwing it around tight trails but offers little in the way of raw power.
Not Ideal For	This is not a bike for highway travel, long-distance touring, or riders seeking real straight-line speed or two-up comfort.

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