2026 Commencal Supreme DH V5 Signature vs 2024 Specialized Demo Race
The S4 is the Specialized Demo Race size closest to your L Low Commencal Supreme DH V5 Signature. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Specialized Demo Race
Compared with the Commencal Supreme DH V5 Signature in L Low, the Specialized Demo Race in S4 places the top of the head tube 17 mm lower and 18 mm further back, relative to the bottom bracket. Its wheelbase is 27 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −17 mm
- Lower front end
- Frame reach
- −18 mm
- Shorter frame reach
- Wheelbase
- −27 mm
- Shorter: quicker to change direction
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −6 mm
- Shorter: livelier
The two frames
Commencal Supreme DH V5 Signature, L LowSpecialized Demo Race, S4Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Commencal Supreme DH V5 Signature L Low | Specialized Demo Race S4 | Difference |
|---|---|---|---|
| Reach | 484 mm | 466mm | −18 mm |
| Stack | 649 mm | 632mm | −17 mm |
| Head tube angle | 63.3° | 62.8° | −0.5° |
| Seat tube angle | 75.7° | 76.8° | +1.1° |
| Effective top tube | 649 mm | not listed | |
| Chainstay length | 454 mm | 448mm | −6 mm |
| Wheelbase | 1311 mm | 1284mm | −27 mm |
| BB drop | -2.5 mm | not listed | |
| Seat tube length | 370 mm | 420mm | +50 mm |
| Fork length | 612 mm | not listed | |
| Head tube length | 112 mm | 105mm | −7 mm |
Differences are the Specialized Demo Race minus the Commencal Supreme DH V5 Signature. Full charts: 2026 Commencal Supreme DH V5 Signature, 2024 Specialized Demo Race.
Where each sits in its class
Commencal Supreme DH V5 SignatureSpecialized Demo Race
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 SignatureSignature | Specialized Demo Race |
|---|---|---|
| Frame | Commencal SUPREME DH V5 | not listed |
| Fork | Fox 40 Factory | not listed |
| Rear shock | Fox DHX2 Factory | not listed |
| Shifter | SRAM GX DH | not listed |
| Derailleur | SRAM GX DH | not listed |
| Cassette | SRAM GX DH | not listed |
| Chain | SRAM PC1110 | not listed |
| Crankset | SRAM Descendant DH | not listed |
| Bottom bracket | SRAM DUB | not listed |
| Wheelset | DT Swiss 350 | not listed |
| Tire | Maxxis Minion DHR II, Maxxis Roller | not listed |
| Hub | DT Swiss 350 | not listed |
| Rim | DT Swiss FR571, DT Swiss FR 541 | not listed |
| Brake | SRAM Maven | not listed |
| Rotor | SRAM HS2 | not listed |
| Handlebar | Burgtec Ride Wide | not listed |
| Stem | Burgtec MK3 DH | not listed |
| Grips | ODI Longneck V2.1 | not listed |
| Headset | Cane Creek Serie 40 | not listed |
| Seatpost | Ride Alpha 31.6mm 250mm | not listed |
| Saddle | fizik Gravita Alpaca X5 | not listed |
| Accessory | e*thirteen LG1 | not listed |
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