Polygon Bikes Siskiu D7 2021


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Geometry

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Reach
Stack
Top Tube (effective)
Seat Tube C-T
Seat Angle
Head Tube
Chainstay
Wheelbase
Standover
BB Drop
BB Height
Data Source
  S (27.5″) M (27.5″) M (29″) L (29″) XL (29″)
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Reach 382 409 366 427 436
Stack 665 512 655 659 569
Top Tube (effective) 472 526 622 595 670
Seat Tube C-T 377 358 384 415 473
Seat Angle 90 82 90 84 72
Head Tube 93 121 97 118 116
Chainstay 368 410 427 515 447
Wheelbase 1174 1108 1054 1295 1164
Standover 669 714 833 646 684
BB Drop 26 27 45 39 55
BB Height 266 384 311 295 296
Data Source 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.

Image showing geometry measurements

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