Bird Zero 29 2019

Please login now to see the numbers

We ask that you login after viewing so many bikes, to protect our data from thieving robots.

It's totally free - no password - no catch.

Geometry

Select two bikes to compare.
Any bike, any page.

  M ML L XL
Compare
Reach 374 385 403 509
Stack 682 723 688 693
Top Tube (effective) 489 571 778 563
Seat Tube C-T 481 359 494 412
Head Angle 75 68 66 61
Seat Angle 62 64 84 63
Head Tube 107 131 107 142
Chainstay 417 446 472 357
Wheelbase 1302 1072 1345 1262
BB Drop 82 76 99 88
BB Height 328 284 275 288
BB Type 73mm BSA 73mm BSA 73mm BSA 73mm BSA
Fork Rake / Offset 49 44 36 34
Axle Spacing 148x12 (Boost) 148x12 (Boost) 148x12 (Boost) 148x12 (Boost)
Wheel Size 25 32 33 27
Tyre Max Width 2.6" 2.6" 2.6" 2.6"
Data Source Manufacturer Manufacturer Manufacturer Manufacturer

Note: Sagged with 130mm fork.

Measurements are in millimeters and degrees.

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

New Search by Stack and Reach

You can now search the database by numbers.

Find bikes that match your geometry criteria.

Like this project? Subscribe for occasional emails about new things. No Spam. Promise.