Specialized Sirrus X geometry
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Size XS
Render
Align
Geometry
| Size | XXS | XS | S | M | L | XL |
|---|---|---|---|---|---|---|
| Stack mm | 536 | 555 | 563 | 593 | 608 | 633 |
| Reach mm | 373 | 388 | 393 | 398 | 402 | 414 |
| Head tube angle ° | 69.5 | 70.0 | 70.0 | 71.0 | 71.0 | 71.0 |
| Seat tube angle ° | 73.5 | 73.5 | 73.5 | 73.5 | 73.5 | 73.5 |
| Head tube length mm | 121 | 139 | 147 | 175 | 191 | 217 |
| Seat tube mm | 360 | 395 | 440 | 470 | 510 | 530 |
| Chainstay mm | 440 | 440 | 440 | 440 | 440 | 440 |
| BB drop mm | 70 | 70 | 70 | 70 | 70 | 70 |
| Fork rake mm | 51 | 51 | 51 | 51 | 51 | 51 |
| Stack to reach | 1.44 | 1.43 | 1.43 | 1.49 | 1.51 | 1.53 |
| Effective top tube mmi | 532 | 552 | 560 | 574 | 582 | 602 |
| Wheelbase mmi | 1036 | 1053 | 1061 | 1066 | 1076 | 1096 |
SizeXSkey specs
Stack-to-reach (size XS)1.43More aggressive (lower and longer) than 71% of flat-bar frames in the database at comparable sizes.
Closest geometry matches (size XS)
Matched by stack, reach and head tube angle.
More from Specialized
Nearest size to the Sirrus X XS.