Geometry ?
Seven A-738 Allroad (Aero Fit) 2026 geometry in sizes 49–62: stack 535–624 mm, reach 365–429 mm, head angle 68.8–72.2°.
| 49 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 62 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stack | 535 mm | 537 mm | 535 mm | 537 mm | 539 mm | 543 mm | 553 mm | 563 mm | 573 mm | 585 mm | 598 mm | 624 mm |
| Reach | 365 mm | 376 mm | 379 mm | 384 mm | 389 mm | 393 mm | 400 mm | 405 mm | 410 mm | 413 mm | 420 mm | 429 mm |
| Head angle | 68.8° | 69.8° | 70° | 70.5° | 71° | 71.5° | 71.8° | 71.8° | 72° | 72° | 72.2° | 72.2° |
| Seat angle | 77.2° | 76.2° | 75.5° | 75° | 74.5° | 74° | 74° | 73.8° | 73.5° | 73.2° | 73.2° | 73° |
| Seat tube (c-c) | 360 mm | 400 mm | 415 mm | 435 mm | 455 mm | 465 mm | 475 mm | 485 mm | 495 mm | 510 mm | 520 mm | 545 mm |
| Head tube | 114 mm | 114 mm | 114 mm | 115 mm | 116 mm | 119 mm | 129 mm | 142 mm | 151 mm | 166 mm | 178 mm | 208 mm |
| Top tube (effective) | 490 mm | 510 mm | 520 mm | 530 mm | 540 mm | 550 mm | 560 mm | 570 mm | 580 mm | 590 mm | 600 mm | 620 mm |
| BB drop | 79 mm | 77 mm | 75 mm | 74 mm | 73 mm | 72 mm | 72 mm | 70 mm | 70 mm | 68 mm | 68 mm | 66 mm |
| Chainstay | 427 mm | 427 mm | 427 mm | 427 mm | 427 mm | 427 mm | 427 mm | 427 mm | 427 mm | 427 mm | 428 mm | 430 mm |
Source: sevencycles.com, checked 13 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 49 (stack 535 / reach 365 mm).
Stack and reach within 12 mm of size 51 (stack 537 / reach 376 mm).
Stack and reach within 12 mm of size 52 (stack 535 / reach 379 mm).
Stack and reach within 12 mm of size 53 (stack 537 / reach 384 mm).
Stack and reach within 12 mm of size 54 (stack 539 / reach 389 mm).
Stack and reach within 12 mm of size 55 (stack 543 / reach 393 mm).
Stack and reach within 12 mm of size 56 (stack 553 / reach 400 mm).
Stack and reach within 12 mm of size 57 (stack 563 / reach 405 mm).
Stack and reach within 12 mm of size 58 (stack 573 / reach 410 mm).
Stack and reach within 12 mm of size 59 (stack 585 / reach 413 mm).
Stack and reach within 12 mm of size 60 (stack 598 / reach 420 mm).
Stack and reach within 12 mm of size 62 (stack 624 / reach 429 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 14 values for this model’s stem and bars. Add them