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?

Ridley Helium X 2017

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

	XXS	XS	S	M	L	XL
Add to Compare
Reach	320	443	379	375	432	346
Stack	510	618	490	589	531	529
Top Tube (effective)	494	570	637	640	654	649
Top Tube (actual)	410	507	532	502	670	675
Seat Tube C-T	492	509	590	566	641	665
Seat Tube C-C	328	482	488	531	426	659
Head Angle	72	59	60	67	86	73
Seat Angle	78	62	61	65	84	60
Head Tube	87	124	117	162	194	241
Chainstay	413	468	352	332	372	475
Wheelbase	874	1102	1040	1008	1153	1142
BB Drop	55	63	67	78	59	69
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer

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.