Like most sites, this site uses cookies to make it work. By continuing to use the site you accept our cookie policy. You won’t be shown this message again :)

You are using a browser that does not support javascript. Some aspects of this site may not work as intended.

We've got 11,000+ bikes in the comparison database. Find another?

Trek 311 1982

Prove Humanity: Please click here to start.

You should not have to do this more than once.
If you continue to see this message, please email hello@[the site's address] for support.

Geometry

To view geometry data you must use a web browser that supports JavaScript. See: browser-update.org

	56	63
Add to Compare
Top Tube (effective)	650	707
Head Angle	86	68
Seat Angle	77	77
Chainstay	474	348
Wheelbase	1163	1002
BB Drop	68	68
Fork Rake / Offset	49	58
Trail	49	44
Data Source	Dave 'Pinnah' Mann	Dave 'Pinnah' Mann

Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.

Problem? Flag for Review or

RideWrap Protect your bike!

There is a protection kit available for this bike. Check out your coverage options here!

If you like the site, can we ask a favor?

Click now, buy soon, and we'll get a few cents.

Jenson USA - Competitive Cyclist

Thank you! Bob & Dave

Also! Search by Stack and Reach

You can now search the database by numbers.

Find bikes that match your geometry criteria.