2027 Trek Fuel+ MX 9.9 Gen 2 vs 2026 Santa Cruz Vala
The S is the Santa Cruz Vala size closest to your L Trek Fuel+ MX 9.9 Gen 2. 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 Vala
Compared with the Trek Fuel+ MX 9.9 Gen 2 in L, the Santa Cruz Vala in S places the top of the head tube 18 mm lower and 47 mm further back, relative to the bottom bracket. Its wheelbase is 56 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −18 mm
- Lower front end
- Frame reach
- −47 mm
- Shorter frame reach
- Wheelbase
- −56 mm
- Shorter: quicker to change direction
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- −1 mm
- About the same
The two frames
Trek Fuel+ MX 9.9 Gen 2, LSanta Cruz Vala, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Fuel+ MX 9.9 Gen 2 L | Santa Cruz Vala S | Difference |
|---|---|---|---|
| Reach | 482 | 435mm | −47 mm |
| Stack | 641 | 623mm | −18 mm |
| Head tube angle | 64.2° | 64.2 | ±0.0° |
| Seat tube angle | 77.0° | 77.5 | +0.5° |
| Effective top tube | 619 | 573 | −46 mm |
| Chainstay length | 440 | 439 | −1 mm |
| Wheelbase | 1266 | 1210 | −56 mm |
| BB drop | 31 | 28 | −3 mm |
| BB height | 343 | not listed | |
| Standover | 755 | 741 | −14 mm |
| Seat tube length | 420 | 380 | −40 mm |
| Head tube length | 125 | 110 | −15 mm |
Differences are the Santa Cruz Vala minus the Trek Fuel+ MX 9.9 Gen 2. Full charts: 2027 Trek Fuel+ MX 9.9 Gen 2, 2026 Santa Cruz Vala.
Where each sits in its class
Trek Fuel+ MX 9.9 Gen 2Santa Cruz Vala
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 | Trek Fuel+ MX 9.9 Gen 29.9 X0 AXS Gen 2 | Santa Cruz Vala70 |
|---|---|---|
| Frame | Trek OCLV | Santa Cruz Vala |
| Fork | RockShox ZEB B1 Ultimate | RockShox ZEB Base |
| Rear shock | RockShox Vivid D1 Ultimate | Fox Float X Performance |
| Shifter | SRAM Pod Controller | SRAM Eagle 90 Transmission |
| Derailleur | SRAM X0 Eagle AXS | SRAM 70 Eagle Transmission |
| Cassette | SRAM X0 Eagle Transmission | SRAM Eagle 70 Transmission |
| Chain | SRAM X0 Eagle | SRAM 70 Eagle Transmission |
| Crankset | SRAM XX | e*thirteen Helix eSpec |
| Chainring | SRAM Transmission | not listed |
| Motor | TQ HPR60-DRV01 | Bosch Performance CX BDU38 |
| Battery | TQ HPR 580Wh V01 | Bosch PowerTube Battery |
| Wheelset | Bontrager Line Pro 30 | not listed |
| Tire | Maxxis Assegai | Maxxis Assegai, Maxxis Minion DHR II |
| Brake | SRAM Maven | SRAM DB 8 |
| Rotor | SRAM HS2 | SRAM CenterLine |
| Handlebar | Race Face ERA | Burgtec Alloy Bar |
| Stem | Race Face Turbine | OneUp Components Enduro Stem |
| Grips | Trek Line Elite | not listed |
| Seatpost | Fox Transfer Neo | not listed |
| Saddle | Trek Aeolus | SDG Bel-Air V3 Max |
| Hub | not listed | SRAM MTH 716, SRAM MTH 746 |
| Rim | not listed | Reserve 30|HD AL |
| Headset | not listed | Cane Creek 10 IS Integrated Headset |
| Dropper post | not listed | SDG Tellis Dropper |
| Accessory | not listed | OneUp Components Chainguide |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
