2025 Forbidden Supernought vs 2024 Specialized Demo Race
The S3 is the Specialized Demo Race size closest to your S2 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 Specialized Demo Race
Compared with the Forbidden Supernought in S2, the Specialized Demo Race in S3 places the top of the head tube 8 mm lower and 3 mm further forward, relative to the bottom bracket. Its wheelbase is 11 mm longer, which can contribute to stability at speed.
- Frame stack
- −8 mm
- Lower front end
- Frame reach
- +3 mm
- Longer frame reach
- Wheelbase
- +11 mm
- Longer: steadier at speed
- Head angle
- −0.3°
- Slacker: calmer steering
- 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 S2 are missing the chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Forbidden Supernought S2 | Specialized Demo Race S3 | Difference |
|---|---|---|---|
| Reach | 443 | 446mm | +3 mm |
| Stack | 640 | 632mm | −8 mm |
| Head tube angle | 63.1 | 62.8° | −0.3° |
| Seat tube angle | 75.8 | 76.8° | +1.0° |
| Effective top tube | 604 | not listed | |
| Wheelbase | 1253 | 1264mm | +11 mm |
| BB drop | -10.6 | not listed | |
| BB height | 350 | not listed | |
| Standover | 760 | not listed | |
| Seat tube length | 420 | 420mm | ±0 mm |
| Head tube length | 100 | 105mm | +5 mm |
| Chainstay length | not listed | 448mm |
Differences are the Specialized Demo Race minus the Forbidden Supernought. Full charts: 2025 Forbidden Supernought, 2024 Specialized Demo Race.
Where each sits in its class
Forbidden SupernoughtSpecialized 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 | Forbidden Supernought1 | Specialized Demo Race |
|---|---|---|
| Frame | Supernought Full Carbon | not listed |
| Fork | RockShox BoXXer Ultimate | not listed |
| Rear shock | RockShox Vivid Coil Ultimate | not listed |
| Shifter | SRAM Pod Rocker Controller | not listed |
| Derailleur | SRAM XX DH Transmission | not listed |
| Cassette | SRAM XX DH | not listed |
| Chain | SRAM X0 Eagle Transmission | not listed |
| Crankset | SRAM XX DH | not listed |
| Chainring | SRAM 34T | not listed |
| Bottom bracket | SRAM DUB | not listed |
| Tire | Maxxis ASSEGAI, Maxxis DHRII | not listed |
| Hub | crankbrothers Synthesis Ratchet | not listed |
| Rim | crankbrothers Synthesis Alloy 2.0 DH | not listed |
| Brake | SRAM Maven Silver | not listed |
| Rotor | SRAM HS2 | not listed |
| Handlebar | Burgtec Ride Wide DH | not listed |
| Stem | Burgtec Direct Mount | not listed |
| Headset | Cane Creek 40 | not listed |
| Seatpost | Burgtec Xpress | not listed |
| Saddle | fizik Gravita Alpaca | not listed |
| Accessory | Forbidden HD Guide, E.13 LG1 Plus | not listed |
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