These are the known mechanical and performance specifications for your 2011 TGB Express 50.
Basic Specs

Engine
Displacement49.00 ccm (2.99 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression9.2:1
Bore/Stroke41.0 x 37.4 mm (1.6 x 1.5 inches)
Valves/Cylinder
FuelingCarburettor
IgnitionCDI
Exhaust
LubricationSeparate oil pump
CoolingAir
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity6.80 litres (1.80 gallons)
Emissions
Chassis
Frame Type
Rake
Trail
Front SuspensionTelescopic fork
Front Travel
Rear SuspensionTwin rear shock absorbers
Rear Travel
Seat
Seat Height760 mm (29.9 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,150 mm (45.3 inches)
Total Length1,910 mm (75.2 inches)
Total Width660 mm (26.0 inches)
Ground Clearance
Wheelbase
Dry Weight105.0 kg (231.5 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre3.00-14
Rear Tire/Tyre120/70-12
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
WheelsAlloy wheels
Comments
Made in Taiwan