2021 Trek Session AL 27.5 Frameset vs 2023 Santa Cruz V10 DH S
The S is the Santa Cruz V10 DH S size closest to your S Trek Session AL 27.5 Frameset. 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 Santa Cruz V10 DH S
Compared with the Trek Session AL 27.5 Frameset in S, the Santa Cruz V10 DH S in S places the top of the head tube at about the same height and 23 mm further forward, relative to the bottom bracket. Its wheelbase is 14 mm longer, which can contribute to stability at speed.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- +23 mm
- Longer frame reach
- Wheelbase
- +14 mm
- Longer: steadier at speed
- Head angle
- −0.5°
- 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 Trek Session AL 27.5 Frameset numbers we have for size S are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Session AL 27.5 Frameset S | Santa Cruz V10 DH S S | Difference |
|---|---|---|---|
| Reach | 389 | 412 | +23 mm |
| Stack | 603 | 603 | ±0 mm |
| Head tube angle | 64.2° | 63.7 | −0.5° |
| Effective top tube | 570 | not listed | |
| Chainstay length | 443 | not listed | |
| Wheelbase | 1185 | 1199 | +14 mm |
| BB drop | 9 | -2 | −11 mm |
| BB height | 364 | 356 | −8 mm |
| Standover | 810 | 712 | −98 mm |
| Seat tube length | 426 | 435 | +9 mm |
| Head tube length | 115 | 100 | −15 mm |
Differences are the Santa Cruz V10 DH S minus the Trek Session AL 27.5 Frameset. Full charts: 2021 Trek Session AL 27.5 Frameset, 2023 Santa Cruz V10 DH S.
Where each sits in its class
Trek Session AL 27.5 FramesetSanta Cruz V10 DH S
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 | Trek Session AL 27.5 FramesetAL 27.5 Frameset | Santa Cruz V10 DH SDH S |
|---|---|---|
| Frame | Trek Alpha Platinum | Santa Cruz V10 |
| Headset | FSA Orbit | Cane Creek 40 |
| Fork | not listed | Fox 40 Performance |
| Rear shock | not listed | Fox DHX2 Performance elite |
| Shifter | not listed | SRAM GX |
| Derailleur | not listed | SRAM GX DH |
| Cassette | not listed | SRAM GX DH |
| Chain | not listed | SRAM PC 1110 |
| Crankset | not listed | SRAM Descendant |
| Chainring | not listed | SRAM Descendant DH |
| Bottom bracket | not listed | SRAM DUB |
| Wheelset | not listed | DT Swiss 350 |
| Tire | not listed | Maxxis Assegai |
| Hub | not listed | DT Swiss 350 Straight-Pull, Industry Nine 1/1 rear |
| Rim | not listed | Race Face ARC HD |
| Brake | not listed | SRAM Code R |
| Rotor | not listed | SRAM HS2 |
| Handlebar | not listed | Burgtec RideWide DH |
| Stem | not listed | Santa Cruz Direct-Mount |
| Grips | not listed | Burgtec Bartender Pro Grip |
| Seatpost | not listed | Race Face Chester |
| Saddle | not listed | fizik Alpaca Gravita |
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