Model A 125

  • A 125

The Lambretta model A was originally denoted modello M 125.

Technical Specification

Model A 125
Amount Produced 9669
Production Dates October 1947 – October 1948
Frame Prefix Tipo 2
Engine Prefix Tipo 2
Frame Starting Number 05001
Engine Starting Number 05001
Homologation 183
Engine 123cc, two stroke, 52x58mm
Power and Rate 4.3hp at 4400rpm
Compression Ratio 1:6
Head and Cylinder Aluminium and cast iron
Engine Cooling Air
Ignition Filso or Marelli magneto
Spark Advance 26' 33mm on the circumference of the flywheel
Point Setting .40-.50 mm
Carburetor dell'orto MA16
Choke 16mm
Slide 55
Needle C9
Atomiser 260
Main Jet 65
Pilot Jet 45
Starter N/A
Float 7.5 grams
Starter Pedal
Crankcase oil Mobil Oil A 180 grams
Transmission Oil Mobil Oil A 200 grams
Oil / Gas Mix 5% with Mobil Oil A
Clutch Multiple discs in oil bath
Gears 3 speed with foot shifter
1st 1: 12,3 – 23.2kmh
2nd 1: 6,12 – 46.5kmh
3rd 1: 4,17 – 68kmh
Primary Transmission Gear
Secondary Transmission Shaft
Frame 1220mm stamped metal
Front Suspension movable paraellogram with rubber coupling
Rear Suspension absent
Wheels Dismountable wheels
Tires 3.50 x 7 pirelli
Tire Presure Front .8-1 ATM, rear 1.8-2 ATM
Brakes Drum
Dry Weight 72kg
Km Per Gallon 2.45lt per 100km
Fuel Capacity 6lt plus .8lt reserve
Max Speed 68kmh
Initial Price 135,000 Italian Lira
Electrical System 6 volt
Sparkplug Bosch 225 short thread
wheel Base 1220mm
Maximum Length 1620mm
Ground Clearance 90mm
Maximum Seat Hight 665mm
Minimum Turning Radius 1500mm
Colour Light Blue 8017

Dark Red 8020

Dark olive Green 8022
Engine Colour Fiat 690