2025 YT Tues 29 Limited vs 2027 Trek Session AL
The Trek Session AL size closest to your XL is the R3. Compare the R3 instead
What changes on the Trek Session AL
Compared with the YT Tues 29 Limited in XL, the Trek Session AL in R1 places the top of the head tube 12 mm lower and 43 mm further back, relative to the bottom bracket.
- Frame stack
- −12 mm
- Lower front end
- Frame reach
- −43 mm
- Shorter frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- +0.1°
- 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 YT Tues 29 Limited numbers we have for size XL are missing the chainstay length and wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | YT Tues 29 Limited XL | Trek Session AL R1 | Difference |
|---|---|---|---|
| Reach | 490 | 447 | −43 mm |
| Stack | 646 | 634 | −12 mm |
| Head tube angle | 63.5 | 63.6° | +0.1° |
| Seat tube angle | 76.4 | 77.1° | +0.7° |
| Effective top tube | 646 | 586 | −60 mm |
| BB height | 351 | 359 | +8 mm |
| Standover | 733 | 755 | +22 mm |
| Seat tube length | 440 | 425 | −15 mm |
| Head tube length | 115 | 117 | +2 mm |
| Chainstay length | not listed | 435 | |
| Wheelbase | not listed | 1243 | |
| BB drop | not listed | 12 |
Differences are the Trek Session AL minus the YT Tues 29 Limited. Full charts: 2025 YT Tues 29 Limited, 2027 Trek Session AL.
Where each sits in its class
YT Tues 29 LimitedTrek Session AL
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 | YT Tues 29 Limited29 Limited | Trek Session ALAL |
|---|---|---|
| Fork | RockShox BoXXer Ultimate | not listed |
| Rear shock | RockShox VIVID DH COIL Ultimate | Marzocchi Bomber |
| Shifter | TRP EVO 7 DH M9070 | not listed |
| Derailleur | TRP EVO 7 DH M9070 | not listed |
| Cassette | TRP EVO 7 DH M9070 | not listed |
| Crankset | TRP EVO 7 M9070 | not listed |
| Bottom bracket | TRP BB M8000 | not listed |
| Wheelset | crankbrothers Synthesis DH Carbon | not listed |
| Tire | Continental Kryptotal | not listed |
| Brake | TRP EVO Pro | not listed |
| Handlebar | Title MTB FORM CARBON 35 | not listed |
| Stem | Title MTB DM 1 CHROME 35 | not listed |
| Grips | ODI Reflex | not listed |
| Headset | Acros AZX-255 | not listed |
| Seatpost | SDG I-BEAM ALLOY | not listed |
| Saddle | SDG I-Fly 2.0 | not listed |
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