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Derbi Senda 50

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Derbi Senda
Derbi de Angel el chulo
ManufacturerDerbi
Also calledGilera SMT/RCR Aprilia SX50/RX50
Parent companyPiaggio
Production1995 – 2024+
ClassSuperMotard
Engine50 cc (3.1 cu in) liquid cooled, two stroke single cylinder
Compression ratio11.5:1
Top speed55 km/h (34mph)
Transmission6-speed Sequential Manual. Straight Cut Gears
RelatedDerbi Senda Xtreme SM/R 50, Derbi Senda DRD Pro, Derbi Senda Xrace ,Gilera SMT, Gilera RCR, Aprilia SX50 & Aprilia RX50

The Derbi Senda SM 50 is a 50 cc motorcycle made by Spanish company Sergio. Jezdził na nim koksu.It is one of the most popular bikes made by Derbi due to its appeal to young riders, its styling and its amazing tuning possibilities. The bike itself uses an EBS/EBE, D50B0 or D50B1 engine which produces a staggering 5bhp. The Derbi Senda is identically constructed as the Gilera SMT 50. Between 1995 and 2005, Derbi was produced with an EBS / EBE engine, and after 2005, D50B0 / D50B1 engines were used until 2023 when production ended.


Fuel capacity: 7.45 liters

Engine

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50 cc single cylinder, four-petal plastic reed valve case induction and two-stroke injection (automix) carburetor fueled.

Engine displacement – 49.76 cc
Bore/stroke – 39,88×40 mm
Compression ratio – 11.5:1
Clutch – Wet, multiple plate
Starting – Kickstart
Exhaust
Rotor Ignition/Generator = 85w/120w
Cooling system – liquid-cooled
Fuel tank size = 7.45 litres
Fuel system – Carburetor Dell'Orto PVHA 17.5 mm
Main jet = 85
Needle Jet = A13, notch #2
Idle jet = 30
Transmission
1st = 1st 11/34
2nd = 2nd 15/30
3rd = 3rd 18/27
4th = 4th 20/24
5th = 5th 22/23
6th = 6th 23/22
Primary drive = 21/78
Sprockets
Front = 14 Teeth
Rear = 52 Teeth
Overall Final Drive ratio = 14/52
Spark plug = NGK BR9ES/BR9EG/BR9EIX/BR8ES
Gap = .6-7 mm
Wheelbase = 55.354 in (1,406 mm)
Length = 79.68 in (2,024 mm)
Width = 80.511 in (2,045 mm)
Height = 32.677 in (830 mm)
Tires = Front: 100/80 - 17 inch; Rear: 130/70 - 17-inch

Restriction

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Restriction varies depending on the country and dealer, person, or company the bike is purchased from. The engine is usually restricted in the following ways:

CDI unit restricted to 10,000 RPM

Carburetor
'Strangle' baffle/plate in Air filter manifold
[74 Main jet
Exhaust
Exhaust fume/pressure outlet pipes
Sprockets
Front; reduced to 11/53 12/53 or 14/54

References

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