Geometry ?
Marin Four Corners 2026 geometry in sizes XS–XL: stack 560–679 mm, reach 376.7–426.6 mm, head angle 70–71°.
| XS | S | M | L | XL | |
|---|---|---|---|---|---|
| Stack | 560 mm | 580 mm | 618 mm | 648 mm | 679 mm |
| Reach | 376.7 mm | 381 mm | 403.3 mm | 412.6 mm | 426.6 mm |
| Head angle | 70° | 70° | 71° | 71° | 71° |
| Seat angle | 74.5° | 73.5° | 73.5° | 72.5° | 72° |
| Seat tube (c-t) | 381 mm | 422 mm | 462 mm | 495 mm | 528 mm |
| Head tube | 167 mm | 188 mm | 188 mm | 209 mm | 252 mm |
| Top tube (effective) | 532 mm | 553 mm | 586 mm | 617 mm | 647 mm |
| BB drop | 53.5 mm | 53.5 mm | 72 mm | 72 mm | 72 mm |
| Chainstay | 432 mm | 432 mm | 450 mm | 450 mm | 450 mm |
| Wheelbase | 1035 mm | 1047 mm | 1087 mm | 1107 mm | 1132 mm |
| Standover | 668 mm | 707 mm | 745 mm | 777 mm | 810 mm |
| Fork offset | 43 mm | 43 mm | 49 mm | 49 mm | 49 mm |
| Stock build by size | |||||
| Cranks Four Corners 1 | 170 mm | 170 mm | 175 mm | 175 mm | 175 mm |
| Cranks Four Corners 2 | 170 mm | 170 mm | 170 mm | 175 mm | 175 mm |
| Stem | 70 mm | 70 mm | 70 mm | 70 mm | 70 mm |
| Bar width Four Corners 1 | 400 mm | 400 mm | 420 mm | 420 mm | 440 mm |
| Bar width Four Corners 2 | 440 mm | 440 mm | 460 mm | 460 mm | 480 mm |
Source: marinbikes.com, checked 1 Nov 2026 · bar position: worked out from published data
Older model years in the archive with the same stack, reach and head angle: 2024–2025. Source: marinbikes.com
Stock build
Four Corners 1 €1,099
- Groupset
- Shimano CUES 2×9
- Shifters
- Shimano CUES ST-U3030
- Cranks
- Shimano CUES FC-U6030-2 46/32T
- Stem
- Marin 3D Forged Alloy
- Handlebar
- Marin Butted Alloy, Compact 16° Flared Drop
- Seatpost
- Marin Alloy 27.2
- Saddle
- Marin MTB
- List price
- €1,099 (marinbikes.com, 1 Nov 2026)
Four Corners 2 €1,999
- Groupset
- SRAM Apex 1 1×12
- Shifters
- SRAM Apex 1
- Cranks
- SRAM Apex 1 40T
- Stem
- Marin 3D Forged Alloy
- Handlebar
- Marin Butted Alloy, Compact 16° Flared Drop
- Seatpost
- Marin Alloy 27.2
- Saddle
- Marin Beyond Road Concept
- List price
- €1,999 (marinbikes.com, 1 Nov 2026)
Source for all builds: marinbikes.com, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size XS (stack 560 / reach 376.7 mm).
Stack and reach within 12 mm of size S (stack 580 / reach 381 mm).
Stack and reach within 12 mm of size M (stack 618 / reach 403.3 mm).
Stack and reach within 12 mm of size L (stack 648 / reach 412.6 mm).
Stack and reach within 12 mm of size XL (stack 679 / reach 426.6 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 2 values for this model’s stem and bars. Add them