Models · Surly · Disc Trucker
Surly Disc Trucker 26" (2026)
Geometry ?
Surly Disc Trucker 26" 2026 geometry in sizes 42–54: stack 515–594.5 mm, reach 362–378 mm, head angle 70–71°.
| 42 | 46 | 50 | 52 | 54 | |
|---|---|---|---|---|---|
| Stack | 515 mm | 520 mm | 561 mm | 575.5 mm | 594.5 mm |
| Reach | 362 mm | 371 mm | 369 mm | 374.5 mm | 378 mm |
| Head angle | 70° | 70° | 71° | 71° | 71° |
| Seat angle | 75° | 74.5° | 74° | 73.5° | 73° |
| Seat tube (c-t) | 420 mm | 460 mm | 500 mm | 520 mm | 540 mm |
| Head tube | 125 mm | 130 mm | 170 mm | 185 mm | 205 mm |
| Top tube (effective) | 500 mm | 515 mm | 530 mm | 545 mm | 560 mm |
| BB drop | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Chainstay | 450 mm | 450 mm | 450 mm | 450 mm | 450 mm |
| Wheelbase | 1026 mm | 1037 mm | 1040 mm | 1050 mm | 1060.5 mm |
| Fork length | 376 mm | 376 mm | 376 mm | 376 mm | 376 mm |
| Fork offset | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm |
Source: surlybikes.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 42 (stack 515 / reach 362 mm).
Stack and reach within 12 mm of size 46 (stack 520 / reach 371 mm).
Stack and reach within 12 mm of size 50 (stack 561 / reach 369 mm).
Stack and reach within 12 mm of size 52 (stack 575.5 / reach 374.5 mm).
Stack and reach within 12 mm of size 54 (stack 594.5 / reach 378 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 7 values for this model’s stem and bars. Add them