Sentinel Carbon XT
Transition
Enduro
Sentinel Carbon XT is a carbon enduro mountain bike (2023), by Transition, from the Sentinel lineup. This model is best for riders who want a more active, performance-leaning off-road feel, with a sporty, active riding position, while being aimed at more technical trails and rougher terrain. Standout strengths from the metrics include strong climbing friendliness for sustained uphill riding, a balanced ride feel between comfort and directness, and capable suspension support for rougher terrain. The main trade-off is less emphasis on outright speed than speed-focused builds and a value score that depends more on priorities than pure price efficiency. This summary is a starting point—compare this bike on MatchBikes.com with similar bikes.
Rating

Score Summary
Performance
Built for speed and efficiency
Fit
Dialed-in Fit & Comfort
Value
Specifications
General
Frame
Drivetrain
Wheels
Brakes
Cockpit
Seat
Geometry
| Measurement | SM | MD | LG | XL | XXL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.46 mm | 1.38 mm | 1.32 mm | 1.28 mm | 1.25 mm |
| Bottom Bracket Height | 346 mm | 346 mm | 346 mm | 347 mm | 347 mm |
| Front Center | 761 mm | 794 mm | 824 mm | 853 mm | 877 mm |
| Rake | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm |
| Trail | 136 mm | 137 mm | 137 mm | 137 mm | 138 mm |
| Stack | 614 mm | 623 mm | 632 mm | 641 mm | 650 |
| Reach | 421 mm | 451 mm | 477 mm | 502 mm | 522 mm |
| Top Tube Length | 553 mm | 586 mm | 614 mm | 642 mm | 666 mm |
| Seat Tube Angle | 78.2 ° | 77.5 ° | 76.9 ° | 76.4 ° | 76 ° |
| Seat Tube Length | 350 mm | 390 mm | 430 mm | 460 mm | 490 mm |
| Head Tube Angle | 63.6 ° | 63.6 ° | 63.6 ° | 63.6 ° | 63.6 ° |
| Head Tube Length | 100 mm | 110 mm | 120 mm | 130 mm | 140 mm |
| Chainstay Length | 441 mm | 441 mm | 441 mm | 441 mm | 441 mm |
| Wheelbase | 1200 mm | 1234 mm | 1264 mm | 1293 mm | 1317 mm |
| Bottom Bracket Drop | 29 mm | 29 mm | 29 mm | 29 mm | 29 mm |
| Standover Height | 672 mm | 689 mm | 701 mm | 713 mm | 723 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" |
| Rider Min Height | 154 cm | 164 cm | 175 cm | 184 cm | 190 cm |
| Rider Max Height | 170 cm | 182 cm | 190 cm | 200 cm | 207 cm |




























































