2025 Trek Rail+ 9.7 Gen 5 vs 2024 Santa Cruz Bullit
The M is the Santa Cruz Bullit size closest to your M Trek Rail+ 9.7 Gen 5. 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 Bullit
Compared with the Trek Rail+ 9.7 Gen 5 in M, the Santa Cruz Bullit in M places the top of the head tube 6 mm lower and 5 mm further back, relative to the bottom bracket. Its wheelbase is 10 mm longer, which can contribute to stability at speed.
- Frame stack
- −6 mm
- Lower front end
- Frame reach
- −5 mm
- Shorter frame reach
- Wheelbase
- +10 mm
- Longer: steadier at speed
- Head angle
- −1.0°
- Slacker: calmer steering
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Trek Rail+ 9.7 Gen 5, MSanta Cruz Bullit, MDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Rail+ 9.7 Gen 5 M | Santa Cruz Bullit M | Difference |
|---|---|---|---|
| Reach | 455 | 450 | −5 mm |
| Stack | 627 | 621 | −6 mm |
| Head tube angle | 65.0° | 64° | −1.0° |
| Seat tube angle | 77.7° | 77.2° | −0.5° |
| Effective top tube | 591 | 591.3 | +0 mm |
| Chainstay length | 446 | 449 | +3 mm |
| Wheelbase | 1229 | 1238.5 | +10 mm |
| BB drop | 18 | 25.5/6.5 | |
| BB height | 345 | 348 | +3 mm |
| Standover | 775 | 748 | −27 mm |
| Seat tube length | 410 | 405 | −5 mm |
| Head tube length | 100 | 100 | ±0 mm |
Differences are the Santa Cruz Bullit minus the Trek Rail+ 9.7 Gen 5. Full charts: 2025 Trek Rail+ 9.7 Gen 5, 2024 Santa Cruz Bullit.
Where each sits in its class
Trek Rail+ 9.7 Gen 5Santa Cruz Bullit
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 Rail+ 9.7 Gen 59.7 Gen 5 | Santa Cruz BullitGX AXS |
|---|---|---|
| Fork | RockShox Zeb Select | RockShox Zeb Select+ |
| Wheelset | Bontrager Line TLR 30 | not listed |
| Tire | Bontrager Brevard Pro XR | Maxxis Assegai, Maxxis Minion DHR II |
| Handlebar | Bontrager Line | Santa Cruz eCarbon |
| Rear shock | not listed | RockShox Super Deluxe Select+ |
| Shifter | not listed | SRAM Pod Controller |
| Derailleur | not listed | SRAM GX Eagle Transmission |
| Cassette | not listed | SRAM GX Eagle Transmission |
| Chain | not listed | SRAM GX Eagle Transmission |
| Crankset | not listed | Shimano EM900 HollowTech Crank Arms |
| Motor | not listed | Shimano Drive Unit DU-EP801 |
| Hub | not listed | e*thirteen SL E-Spec |
| Rim | not listed | Race Face ARC HD 30 |
| Brake | not listed | SRAM Code Stealth Bronze |
| Rotor | not listed | SRAM HS2 |
| Stem | not listed | Burgtec Enduro MK3 |
| Headset | not listed | Cane Creek 40 IS Integrated Headset |
| Dropper post | not listed | OneUp Components V2 Dropper Post |
| Saddle | not listed | WTB Silverado Medium |
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