2021
Sender CFR Underdog
The 2021 Canyon Sender CFR Underdog has frame geometry near the more aggressive end of the range for downhill bikes, with a slacker head angle and a shorter rear-center relative to wheelbase. This page lists 4 geometry entries, with reach from 443 to 518 mm and stack from 626 to 639 mm. The Sender CFR Underdog build comes with SRAM GX DH shifting and DT Swiss F 1900 wheels.
Geometry comparisons use 71 other dh bikes with usable geometry in Quiver. They describe frame geometry, not your hand position or tested ride feel.
Keep a record of your Sender in Quiver. Start with the catalog details available for this bike, then keep track of the parts you change.
Published geometry is from manufacturer data. Source: canyon.com. Last checked .
Key facts
- Brand
- Canyon
- Model
- Sender
- Model year
- 2021
- Frame
- CFR Underdog
- Type
- Downhill
- Geometry labels
- S, M, L, and XL
- Drivetrain
- SRAM GX DH
- Fork
- Fox 40 Factory
- Rear shock
- Fox DHX2 Performance
- Wheels
- DT Swiss F 1900
- Geometry
- Complete for every size
- Manufacturer source
- canyon.com
- Last checked
Geometry by size
| Measurement | S | M | L | XL |
|---|---|---|---|---|
| Reach(mm) | 443 | 468 | 495 | 518 |
| Stack(mm) | 626 | 630 | 635 | 639 |
| Head tube angle(°) | 63 | 63 | 63 | 63 |
| Chainstay length(mm) | 438 | 438 | 438 | 438 |
| Wheelbase(mm) | 1246 | 1273 | 1303 | 1328 |
| Standover(mm) | 753 | 756 | 754 | 759 |
| Seat tube length(mm) | 400 | 400 | 420 | 440 |
Own a Sender? Keep track of it in Quiver.
Start with the catalog details available for this bike, then keep track of the parts you change.
Free on the App StoreFree on Google Play Free to download. If you already have Quiver, the button opens it.Stock build
20 parts
Frame
Sources for specifications
Sources: OEM build page: canyon Sender 2025 — canyon.comSuspension
Sources for specifications
Sources: theproscloset.com, enduro-mtb.comDrivetrain
Sources for specifications
Sources: sram.comSources for specifications
Sources: OEM build page: canyon Sender 2021 — canyon.comSources for specifications
Sources: sram.comWheels & Tires
Sources for specifications
Sources: OEM build page: canyon Sender 2021 — canyon.comSources for specifications
Sources: MaxxisSources for specifications
Sources: MaxxisBrakes
Cockpit
Sources for specifications
Sources: enduro-mtb.comSources for specifications
Sources: canyon.comSeatpost & Saddle
Sources for specifications
Sources: OEM build page: canyon Neuron 2025 — canyon.com✓Verified, two or more sources agreeMFrom the manufacturer
Quick answers
- Which size or configuration labels have geometry for the 2021 Canyon Sender CFR Underdog?
- This page lists geometry under 4 labels: S, M, L, and XL.
- What are the reach and stack of the 2021 Canyon Sender CFR Underdog in size L?
- In size L, reach is 495 mm and stack is 635 mm.
- What is the head tube angle of the 2021 Canyon Sender CFR Underdog?
- The head tube angle is 63 degrees in every size.
- What does the 2021 Canyon Sender CFR Underdog ship with?
- The stock build includes Canyon Sender, Fox 40 Factory, SRAM GX DH, and DT Swiss F 1900.
- Which years of the Canyon Sender are on Quiver?
- Quiver has the Canyon Sender for 2021, 2027, 2026, 2025, and 2024.
Own a Sender? Keep track of it in Quiver.
Start with the catalog details available for this bike, then keep track of the parts you change.
Free on the App StoreFree on Google Play Free to download. If you already have Quiver, the button opens it.