2026 Forbidden Druid Tier vs 2026 Transition Sentinel Carbon
The Transition Sentinel Carbon size closest to your S2 is the M. Compare the M instead
What changes on the Transition Sentinel Carbon
Compared with the Forbidden Druid Tier in S2, the Transition Sentinel Carbon in S places the top of the head tube 9 mm lower and 30 mm further back, relative to the bottom bracket. Its wheelbase is 10 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −9 mm
- Lower front end
- Frame reach
- −30 mm
- Shorter frame reach
- Wheelbase
- −10 mm
- Shorter: quicker to change direction
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
Forbidden Druid Tier, S2Transition Sentinel Carbon, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Forbidden Druid Tier S2 | Transition Sentinel Carbon S | Difference |
|---|---|---|---|
| Reach | 460 | 430 | −30 mm |
| Stack | 624 | 615 | −9 mm |
| Head tube angle | 65.0 | 64.0 | −1.0° |
| Seat tube angle | 77 | 78.7 | +1.7° |
| Effective top tube | 604 | 557 | −47 mm |
| Chainstay length | 437 | 442 | +5 mm |
| Wheelbase | 1218 | 1208 | −10 mm |
| BB drop | -35 | not listed | |
| BB height | 337 | 350 | +13 mm |
| Standover | 725 | 690 | −35 mm |
| Seat tube length | 420 | 360 | −60 mm |
| Fork length | 561 | not listed | |
| Head tube length | 105 | 100 | −5 mm |
Differences are the Transition Sentinel Carbon minus the Forbidden Druid Tier. Full charts: 2026 Forbidden Druid Tier, 2026 Transition Sentinel Carbon.
Where each sits in its class
Forbidden Druid TierTransition Sentinel Carbon
Each bike is ranked against the other trail 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 Druid TierTier 1 | Transition Sentinel CarbonCarbon Eagle 90 |
|---|---|---|
| Frame | Forbidden Druid | Transition Sentinel |
| Fork | RockShox Lyrik Ultimate | RockShox Lyrik Ultimate |
| Rear shock | RockShox Super Deluxe Ultimate Trunnion | RockShox Super Deluxe Ultimate Trunnion |
| Derailleur | SRAM X0 Eagle Transmission | SRAM Eagle 90 Transmission |
| Cassette | SRAM X0 Eagle Transmission | SRAM GX Eagle Transmission |
| Chain | SRAM X0 Eagle Transmission | SRAM GX Eagle Transmission |
| Crankset | SRAM XX Eagle Transmission DH | SRAM Eagle 90 Transmission |
| Wheelset | DT Swiss 240 SPLINE | DT Swiss M1900 |
| Tire | Maxxis Minion DHF/Dissector 2 | Maxxis Assegai, Maxxis Minion DHR II DD |
| Brake | SRAM Maven Ultimate | SRAM Maven Silver Stealth |
| Rotor | SRAM HS2 | SRAM CenterLine |
| Handlebar | OneUp Components V3 | Race Face Turbine |
| Headset | Cane Creek 40 | FSA 57E |
| Dropper post | OneUp Components V3 | OneUp Components dropper post |
| Saddle | Forbidden standard | SDG Bel Air 3 |
| Shifter | not listed | SRAM Eagle 90 Transmission |
| Chainring | not listed | SRAM 30 GX |
| Stem | not listed | Race Face Aeffect R |
| Grips | not listed | ODI Elite Flow |
Know what is on every bike.
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