Rodeo Labs Traildonkey 4.2 (2026)
Good to know: Configurable build
Configurable build (at least partly: the cockpit or bar width, for example). The stock build below is only one of the options.
Geometry ?
Rodeo Labs Traildonkey 4.2 2026 geometry in sizes 52–61: stack 538–625 mm, reach 366–408 mm, head angle 70–72°.
| 52 | 54 | 56 | 58 | 61 | |
|---|---|---|---|---|---|
| Stack | 538 mm | 559 mm | 578 mm | 595 mm | 625 mm |
| Reach | 366 mm | 374 mm | 386 mm | 393 mm | 408 mm |
| Head angle | 70° | 71° | 72° | 72° | 72° |
| Seat angle | 74° | 74° | 73° | 73° | 73° |
| Seat tube (c-t) | 450 mm | 470 mm | 490 mm | 520 mm | 540 mm |
| Head tube | 125 mm | 145 mm | 160 mm | 175 mm | 207 mm |
| Top tube (effective) | 520 mm | 540 mm | 563 mm | 581 mm | 605 mm |
| BB drop | 65 mm | 65 mm | 65 mm | 65 mm | 65 mm |
| Chainstay | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1022 mm | 1032 mm | 1036 mm | 1043 mm | 1067 mm |
| Standover | 773 mm | 793 mm | 812 mm | 833 mm | 858 mm |
| Fork length | 395 mm | 395 mm | 395 mm | 395 mm | 395 mm |
| Fork offset | 50 mm | 50 mm | 45 mm | 45 mm | 45 mm |
Source: rodeo-labs.com, checked 7 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 52 (stack 538 / reach 366 mm).
Stack and reach within 12 mm of size 54 (stack 559 / reach 374 mm).
Stack and reach within 12 mm of size 56 (stack 578 / reach 386 mm).
Stack and reach within 12 mm of size 58 (stack 595 / reach 393 mm).
Stack and reach within 12 mm of size 61 (stack 625 / reach 408 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