Geometry ?
Enigma Esker 2026 geometry in sizes 50–60: stack 534–635 mm, reach 364–405 mm, head angle 70.5–72°.
| 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stack | 534 mm | 544 mm | 553 mm | 564 mm | 573 mm | 583 mm | 595 mm | 604 mm | 614 mm | 625 mm | 635 mm |
| Reach | 364 mm | 366 mm | 369 mm | 371 mm | 374 mm | 381 mm | 388 mm | 390 mm | 391 mm | 398 mm | 405 mm |
| Head angle | 70.5° | 70.5° | 70.5° | 71° | 71° | 71° | 71.5° | 71.5° | 71.5° | 72° | 72° |
| Seat angle | 76° | 75.5° | 75° | 74.5° | 74° | 74° | 74° | 73.5° | 73° | 73° | 73° |
| Seat tube (?) | 460 mm | 475 mm | 490 mm | 505 mm | 520 mm | 535 mm | 550 mm | 565 mm | 580 mm | 595 mm | 610 mm |
| Head tube | 95 mm | 105 mm | 115 mm | 125 mm | 135 mm | 145 mm | 155 mm | 165 mm | 175 mm | 185 mm | 195 mm |
| Top tube (effective) | 500 mm | 510 mm | 520 mm | 530 mm | 540 mm | 550 mm | 560 mm | 570 mm | 580 mm | 590 mm | 600 mm |
| BB drop | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm |
| Chainstay | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1008 mm | 1009 mm | 1020 mm | 1021 mm | 1027 mm | 1037 mm | 1043 mm | 1048 mm | 1053 mm | 1058 mm | 1068 mm |
| Fork offset | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
(?) by the seat tube length: the manufacturer doesn’t say whether it’s measured centre to centre (c-c) or centre to top (c-t).
Source: enigmabikes.com, checked 12 Nov 2026 · bar position: worked out from published data
Stock build
I don’t have the build for each size yet.
Frames with similar geometry
Stack and reach within 12 mm of size 50 (stack 534 / reach 364 mm).
Stack and reach within 12 mm of size 51 (stack 544 / reach 366 mm).
Stack and reach within 12 mm of size 52 (stack 553 / reach 369 mm).
Stack and reach within 12 mm of size 53 (stack 564 / reach 371 mm).
Stack and reach within 12 mm of size 54 (stack 573 / reach 374 mm).
Stack and reach within 12 mm of size 55 (stack 583 / reach 381 mm).
Stack and reach within 12 mm of size 56 (stack 595 / reach 388 mm).
Stack and reach within 12 mm of size 57 (stack 604 / reach 390 mm).
Stack and reach within 12 mm of size 58 (stack 614 / reach 391 mm).
Stack and reach within 12 mm of size 59 (stack 625 / reach 398 mm).
Stack and reach within 12 mm of size 60 (stack 635 / reach 405 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 13 values for this model’s stem and bars. Add them