Trek Session
DH and bike-park specialists. Not an all-mountain trail bike.
Downhill race bike. Slack, long-travel, and unhappy if you try to pedal it like a Slash on a fire road.
DH and bike-park specialists. Not an all-mountain trail bike.
Downhill race bike. Slack, long-travel, and unhappy if you try to pedal it like a Slash on a fire road.
| Measurement |  CommencalSupreme 2026 |  CommencalSupreme 2025 |  TrekSession 2022 |
|---|---|---|---|
| Stackmm | 642 | 642 | 638−4 |
| Reachmm | 478 | 478 | 480+2 |
| Head tube angle° | 63.0 | 63.0 | 63.0 |
| Seat tube angle° | 77.5 | 77.5 | 77.5 |
| Chainstaymm | 445 | 445 | 445 |
| Wheelbasemm | 1289 | 1289 | 1289 |
| BB dropmm | 12 | 12 | 10−2 |
| BB heightmm | — | — | — |
| Standovermm | — | — | — |
| Part | Supreme L | Supreme L | Session L |
|---|---|---|---|
| Stem | 50 mm | 50 mm | 50 mm |
| Bar | 800 mm | 800 mm | 800 mm |
| Crank | 175 mm | 175 mm | 175 mm |
The Commencal Supreme V4 won just about everything there is to win, and the new V5 is already well on its way to being equally as successful ...
Commencal Supreme V5 Review - The Gold Standard - 2025 Downhill Bike Shootout. Brian Cahal•24K views · 11:03 · Go to channel Peter Jamison ...
"The bike I'm riding here is a Trek Session 9.9 size small. I've got Fox suspension front and rear and I think I'm running about 170 in the back and 85 in the ...
Trek's testing shows the new Session is 19 percent stiffer at the bottom bracket, 10 percent stiffer at the head tube, and full frame stiffness jumps 11 percent ...