2027 Commencal SUPREME DH V5.2 SIGNATURE vs 2025 Trek Session
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Trek Session
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- +31 mm
- Longer: steadier at speed
- Head angle
- −0.3°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Only the Commencal SUPREME DH V5.2 SIGNATURE is drawn. The Trek Session numbers we have for size R2 are missing the reach, stack and seat angle.
Geometry side by side
| Measurement | Commencal SUPREME DH V5.2 SIGNATURE S Low | Trek Session R2 | Difference |
|---|---|---|---|
| Reach | 431 mm | not listed | |
| Stack | 649 mm | not listed | |
| Head tube angle | 63.3° | 63 | −0.3° |
| Seat tube angle | 75.7° | not listed | |
| Effective top tube | 596 mm | 618 | +22 mm |
| Chainstay length | 442 mm | 445 | +3 mm |
| Wheelbase | 1246 mm | 1277 | +31 mm |
| BB drop | -2.5 mm | not listed | |
| Seat tube length | 370 mm | not listed | |
| Fork length | 612 mm | not listed | |
| Head tube length | 112 mm | not listed | |
| Standover | not listed | 751 |
Differences are the Trek Session minus the Commencal SUPREME DH V5.2 SIGNATURE. Full charts: 2027 Commencal SUPREME DH V5.2 SIGNATURE, 2025 Trek Session.
Where each sits in its class
Commencal SUPREME DH V5.2 SIGNATURETrek Session
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
Each bike is ranked against the other downhill bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Commencal SUPREME DH V5.2 SIGNATURESIGNATURE | Trek Session8 |
|---|---|---|
| Frame | Commencal SUPREME DH V5.2 | Trek Session 8 |
| Fork | Fox 40 Factory | RockShox BoXXer |
| Rear shock | Fox Float X2 Factory | Marzocchi Bomber |
| Shifter | SRAM GX DH | not listed |
| Derailleur | SRAM GX DH | not listed |
| Cassette | SRAM GX DH | SRAM GX DH |
| Chain | SRAM PC1110 | SRAM PC 1110 |
| Crankset | e*thirteen Helix core GR | TruVativ Descendant GX |
| Bottom bracket | Shimano MT800P | not listed |
| Tire | Schwalbe Magic Mary, Schwalbe Tacky Chan | Bontrager G5 Team Issue, Bontrager G5 |
| Hub | DT Swiss 350 | not listed |
| Rim | DT Swiss FR 541, DT Swiss FR571 | not listed |
| Brake | SRAM Maven | SRAM Code RSC |
| Handlebar | Burgtec Ride Wide | Bontrager Line |
| Stem | Burgtec Direct Mount | Bontrager Line |
| Grips | ODI Longneck V2.1 | not listed |
| Headset | Cane Creek Hellbender 70 | not listed |
| Saddle | fizik Gravita Alpaca X5 | Bontrager Arvada |
| Accessory | e*thirteen LG1+ | not listed |
| Chainring | not listed | TruVativ 34 |
| Pedals | not listed | Wellgo BO-87B |
| Wheelset | not listed | Bontrager Line DH 30 |
| Seatpost | not listed | Bontrager Rhythm Elite |
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