What specs are covered for this bike?

The page lists engine, chassis, measures, and other technical specifications for this exact model and year.

Can I check other years of the same model?

Yes. Use the variants section to open a different year of the same make and model.

Is this the official factory specification?

Specifications are compiled from manufacturer data and verified sources to give a reliable reference.

Yamaha YAS1 1971 specs

Start the search for your favourite bikes by selecting the make and model and check specs like engine size, suspensions, weight etc.

Displacement	125.00 ccm (7.63 cubic inches)
Engine Details	Twin, two-stroke
Fuel System	Carburettor
Cooling System	Air
Transmission Type Final Drive	Chain
Exhaust System	Double stainless steel pipes

Front Tyre	2.25-17
Rear Brakes	Expanding brake (drum brake)
Rear Tyre	2.50-17

Other Yamaha YAS1 variants

Yamaha

1971

Make

Model

Postcode

Distance

Type

Fuel Type

Extra Offer

Browse by style of bikes that suits your needs.

Discover the different types of motorcycle body styles and find the perfect fit for your riding style. From cruisers to sportbikes, adventure bikes to touring motorcycles, each style offers unique features and advantages. Explore the latest models and choose the perfect motorcycle body type that suits your riding needs and preferences. Browse the best deals on motorcycles online and take your ride to the next level.