Canyon Grail CFR Di2 Geometry & Bikepacking Bag Fit
The same page we read this geometry from. We don't hold live pricing or stock for frames, so check both there.
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Canyon Grail CFR Di2 frame geometry, drawn to scale
Every tube angle and length below is from the published chart, not an illustration. The front triangle area is the number that decides which frame bags fit — and it changes a lot across sizes.
What this frame gives a loaded bike
Chainstay length is the gap between the seat tube and the rear axle, which a rack, panniers and your heels all have to share. Bottom bracket drop is how far the cranks sit below the axles. Both are compared against the median across every current frame we hold.
425mm chainstays, 10mm shorter than the 435mm median across the 65 current frames here. Bottom bracket drop 75mm, 5mm more than the 70mm median. The fork publishes cargo mounts, and no frame bottle positions are published. Canyon publishes no rear rack answer, which is not the same as no — but it is not something to buy a rack on. Widest published tire 42mm on 700c / 29in.
Every figure above is the manufacturer's, computed against the rest of the database. It says what the frame allows, not how it feels — nobody here has ridden it.
What it can carry
Mount provision and clearance, as Canyon publishes it.
Canyon's wording: “Frame: Tyre clearance 42 mm; Fork: Tyre clearance 46 mm”
Geometry
All figures in millimeters except angles. Effective top tube and seat tube are the two that decide frame bag fit.
| Size | Eff. top tube | Seat tube | Standover | Head tube | Stack | Reach | Chainstay | Wheelbase | BB drop | Head angle | Seat angle |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2XS | 533 | 420 | 745 | 123 | 545 | 372 | 425 | 1021 | 75 | 69.5° | 73.5° |
| XS | 550 | 450 | 766 | 129 | 556 | 385 | 425 | 1024 | 75 | 71° | 73.5° |
| S | 564 | 480 | 789 | 145 | 573 | 394 | 425 | 1034 | 75 | 71.5° | 73.5° |
| M | 586 | 510 | 813 | 163 | 591 | 411 | 425 | 1057 | 75 | 71.5° | 73.5° |
| L | 609 | 540 | 838 | 187 | 613 | 427 | 425 | 1080 | 75 | 71.5° | 73.5° |
| XL | 623 | 570 | 863 | 207 | 633 | 435 | 425 | 1092 | 75 | 71.8° | 73.5° |
| 2XL | 648 | 600 | 901 | 230 | 655 | 454 | 425 | 1118 | 75 | 71.8° | 73.5° |
Bottom bracket height
Roughly 300mm off the ground. Canyon doesn't publish this directly — we derive it from their BB drop and a typical 75cm tire diameter, so treat it as indicative rather than exact. It changes with the tire you fit. Lower means more stable and more pedal strikes; higher means the opposite.
Source — Canyon's own geometry chart: https://www.canyon.com/en-us/outlet-bikes/gravel-bikes/grail-cfr-di2/50045890.html — checked 2026-08-16. A dash means the figure isn't published; we leave it blank rather than estimate.
Note: Manufacturer outlet page used for current Grail CFR geometry. Canyon has older Grail 7/CF SL geometry still indexed, so generation/variant must be kept distinct.
How the Grail CFR Di2 compares
Against the frames people actually cross-shop it with — both charts held together, on the specs that decide what the bike carries.
Questions people ask about this frame
Answered from what Canyon publish. Where they publish nothing, that is what it says.
Does the Grail CFR Di2 take fork cargo cages?
Not published. Canyon don't state any fork mount provision for this frame. That isn't the same as it having none, and we won't guess from a photo.
What is the widest tyre the Grail CFR Di2 takes?
42mm on 700c / 29in. That is the frame figure rather than the fork's, and it is what limits a loaded bike.
Will a seat pack work on the Grail CFR Di2?
Not published. Canyon don't state dropper compatibility for this frame, so we can't tell you whether a dropper would compete with a seat pack on it.
Which frame bags fit
Every frame bag we track, checked against this frame's published geometry. Pick your size.
Checking 16 frame bags against a 586mm effective top tube and 510mm seat tube. 16 fit.
Frame bag fit is calculated from Canyon's published geometry, so it's as reliable as their chart. Seat packs and handlebar rolls depend on your exposed seatpost and bar width, which no geometry table lists — the bag finder covers those once you add your own measurements.