2025 Forbidden Supernought vs 2027 Commencal SUPREME DH V5.2 ROCKSHOX
The L Low is the Commencal SUPREME DH V5.2 ROCKSHOX size closest to your S4 Forbidden Supernought. 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 Commencal SUPREME DH V5.2 ROCKSHOX
Compared with the Forbidden Supernought in S4, the Commencal SUPREME DH V5.2 ROCKSHOX in L Low places the top of the head tube 9 mm lower and 4 mm further back, relative to the bottom bracket. Its wheelbase is 25 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −9 mm
- Lower front end
- Frame reach
- −4 mm
- Shorter frame reach
- Wheelbase
- −25 mm
- Shorter: quicker to change direction
- Head angle
- +0.2°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Forbidden Supernought numbers we have for size S4 are missing the chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Forbidden Supernought S4 | Commencal SUPREME DH V5.2 ROCKSHOX L Low | Difference |
|---|---|---|---|
| Reach | 488 | 484 mm | −4 mm |
| Stack | 658 | 649 mm | −9 mm |
| Head tube angle | 63.1 | 63.3° | +0.2° |
| Seat tube angle | 75.8 | 75.7° | −0.1° |
| Effective top tube | 654 | 649 mm | −5 mm |
| Wheelbase | 1336 | 1311 mm | −25 mm |
| BB drop | -10.6 | -2.5 mm | +8 mm |
| BB height | 350 | not listed | |
| Standover | 777 | not listed | |
| Seat tube length | 470 | 370 mm | −100 mm |
| Head tube length | 120 | 112 mm | −8 mm |
| Chainstay length | not listed | 454 mm | |
| Fork length | not listed | 612 mm |
Differences are the Commencal SUPREME DH V5.2 ROCKSHOX minus the Forbidden Supernought. Full charts: 2025 Forbidden Supernought, 2027 Commencal SUPREME DH V5.2 ROCKSHOX.
Where each sits in its class
Forbidden SupernoughtCommencal SUPREME DH V5.2 ROCKSHOX
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 | Forbidden Supernought1 | Commencal SUPREME DH V5.2 ROCKSHOXROCKSHOX |
|---|---|---|
| Frame | Supernought Full Carbon | Commencal SUPREME DH V5.2 |
| Fork | RockShox BoXXer Ultimate | RockShox BoXXer Ultimate |
| Rear shock | RockShox Vivid Coil Ultimate | RockShox VIVID DH Ultimate |
| Shifter | SRAM Pod Rocker Controller | SRAM GX DH |
| Derailleur | SRAM XX DH Transmission | SRAM GX DH |
| Cassette | SRAM XX DH | SRAM GX DH |
| Chain | SRAM X0 Eagle Transmission | SRAM PC1110 |
| Crankset | SRAM XX DH | e*thirteen Helix core GR |
| Chainring | SRAM 34T | not listed |
| Bottom bracket | SRAM DUB | Shimano MT800P |
| Tire | Maxxis ASSEGAI, Maxxis DHRII | Schwalbe Magic Mary, Schwalbe Tacky Chan |
| Hub | crankbrothers Synthesis Ratchet | DT Swiss 370 Classic LN |
| Rim | crankbrothers Synthesis Alloy 2.0 DH | DT Swiss F1900 Classic |
| Brake | SRAM Maven Silver | SRAM Maven Bronze |
| Rotor | SRAM HS2 | not listed |
| Handlebar | Burgtec Ride Wide DH | not listed |
| Stem | Burgtec Direct Mount | Ride Alpha DH 40 |
| Headset | Cane Creek 40 | Acros ZS56 ZS56 |
| Seatpost | Burgtec Xpress | not listed |
| Saddle | fizik Gravita Alpaca | fizik Gravita Alpaca X5 |
| Accessory | Forbidden HD Guide, E.13 LG1 Plus | e*thirteen LG1+ |
| Grips | not listed | Ride Alpha Mushroom |
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