These are the known mechanical and performance specifications for your 2010 HDM Sweet Years Summer 50.
Basic Specs
Engine
Displacement40.00 ccm (2.44 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression
Bore/Stroke
Valves/Cylinder
FuelingCarburettor
Ignition
ExhaustEuro 2
Lubrication
CoolingAir
Chassis
Frame Type
Rake
Trail
Front Suspension
Front Travel
Rear Suspension
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase
Dry Weight
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels
Comments
Sold in Italy. Variants called Sweet Years Spring, Speedy Sweet Years, Funky Sweet Years, Sweet Years Must and Sweet Years H64. Also 125 and 151 ccm engine versions.