These are the known mechanical and performance specifications for your 2014 Derbi Senda DRD X-Treme 50 SM.
Basic Specs

Engine
Displacement49.90 ccm (3.04 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression11.5:1
Bore/Stroke39.9 x 40.0 mm (1.6 x 1.6 inches)
Valves/Cylinder4
FuelingCarburettor
Ignition
Exhaust
LubricationOil pump
CoolingLiquid
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity7.00 litres (1.85 gallons)
Emissions
Chassis
Frame TypeSingle spar steel frame
Rake
Trail
Front Suspension40 mms. hydraulic fork.
Front Travel180 mm (7.1 inches)
Rear SuspensionAluminium swingarm, monoshock with adjustable preload
Rear Travel182 mm (7.2 inches)
Seat
Seat Height865 mm (34.1 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,222 mm (48.1 inches)
Total Length2,065 mm (81.3 inches)
Total Width817 mm (32.2 inches)
Ground Clearance
Wheelbase1,413 mm (55.6 inches)
Dry Weight97.0 kg (213.8 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre100/80-17
Rear Tire/Tyre130/70-17
Front BrakesSingle disc
Front Brake Diameter260 mm (10.2 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
WheelsBlack
Comments
Made in Spain.