Specification Desc./Quantity
N.B.: THERE ARE 3 SPEEDS IN THE VERSION WITH
SPEED LIMITED TO 25 km/h.
Differential Connected to the gearbox shaft by cylinder gears, planetary
and satellite gears are bevel. The differential box is connected
to the two axle shafts that transmit the motion to the wheels.
The differential is equipped with a gear reversing device.
Exhaust silencer Combined, expansion and absorption type with double Cata-
lytic Converter and secondary air system (SAS box).
Steering and suspensions Steering tube pivoted on the oscillating arm with helicoidal
spring and coaxial hydraulic shock absorber; rear suspension
made with two independent oscillating arms with hydraulic
shock absorber and helicoidal springs.
Brakes With expansion on the three wheels:
•
Front: mechanical with control lever on the right
side handlebar.
•
Rear: hydraulically driven by a pedal with direct
control brake pump.
•
Safety: mechanical agent on the rear wheels with
control lever on the footrest central longitudinal
arm, right side internal cab.
Wheels Interchangeable, with printed sheet steel rims.
Wheels: rims from 10 - 2.50"; Michelin S83 tyres 100/90 x 10"
Toolkit Keys: a box-spanner (13/21 mm), a lever for box-spanner, a
screwdriver, a jack, a jack drive rod.
ENGINE
Specification Desc./Quantity
Engine 2-stroke single-cylinder with rotating timing system
Bore 38.4 mm
Stroke 43 mm
Engine capacity 49.8 cm3
Compression ratio 10 ÷ 10.5:1
Ignition advance (before TDC) 15°± 2°
Carburettor Dell'Orto SHBC 18/16P
Engine-wheel transmission ratio 1st spe. 1/54.17
2nd spe. 1/29.75
3a spe. 1/19.28
4a spe. 1/13.35 RM. 1/76.47
N.B.: THERE ARE 3 SPEEDS IN THE VERSION WITH
SPEED LIMITED TO 25 km/h.
Maximum speed Following the applicable regulations
TYRE PRESSURE
Specification Desc./Quantity
Rear tyre pressure 2.2 bar
Front tyre pressure 1.8 bar
TYRES - APE 50 - APE 50 EUROPA - APE 50 EUROPE EURO 2 - APE 50 MIX
Specification Desc./Quantity
Wheel rim 10-2.50"
Tyre 100/90x10"
Front tyre pressure 2 bar.
Rear tyres - inflation pressure 3 bar.
Tightening torques
ENGINE - DIFFERENTIAL UNIT
Name Torque in Nm
Crankcase halves coupling nuts 13 to 15 Nm
Coil support fixing screw 3 to 5 Nm
Spark plug 14 to 18 Nm
Engine gear locking nut 50 to 55 Nm
MSS APE 50 (2012) Characteristics
CH - 13