2025 Trek Rail+ 9.9 T-Type Gen 5 vs 2024 Santa Cruz Heckler S
The S is the Santa Cruz Heckler S size closest to your S Trek Rail+ 9.9 T-Type 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 Heckler S
Compared with the Trek Rail+ 9.9 T-Type Gen 5 in S, the Santa Cruz Heckler S in S places the top of the head tube 9 mm higher and 5 mm further back, relative to the bottom bracket. Its wheelbase is 5 mm longer, which can contribute to stability at speed.
- Frame stack
- +9 mm
- Higher front end
- Frame reach
- −5 mm
- Shorter frame reach
- Wheelbase
- +5 mm
- Longer: steadier at speed
- Head angle
- −0.2°
- About the same head angle
- Chainstays
- −1 mm
- About the same
The two frames
Trek Rail+ 9.9 T-Type Gen 5, SSanta Cruz Heckler S, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Rail+ 9.9 T-Type Gen 5 S | Santa Cruz Heckler S S | Difference |
|---|---|---|---|
| Reach | 435 | 430 | −5 mm |
| Stack | 598 | 607.3 | +9 mm |
| Head tube angle | 65.0 | 64.8 | −0.2° |
| Seat tube angle | 75.3 | 76.9 | +1.6° |
| Effective top tube | 562 | not listed | |
| Chainstay length | 446 | 445 | −1 mm |
| Wheelbase | 1201 | 1205.6 | +5 mm |
| BB drop | 12 | not listed | |
| Seat tube length | 380 | 390 | +10 mm |
| Head tube length | 100 | not listed | |
| BB height | not listed | 346 |
Differences are the Santa Cruz Heckler S minus the Trek Rail+ 9.9 T-Type Gen 5. Full charts: 2025 Trek Rail+ 9.9 T-Type Gen 5, 2024 Santa Cruz Heckler S.
Where each sits in its class
Trek Rail+ 9.9 T-Type Gen 5Santa Cruz Heckler S
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+ 9.9 T-Type Gen 59.9 X0 AXS T-Type Gen 5 | Santa Cruz Heckler SS |
|---|---|---|
| Frame | Trek OCLV Mountain Carbon | Santa Cruz Heckler |
| Fork | RockShox ZEB Ultimate | Fox 36 Float Performance |
| Rear shock | RockShox Super Deluxe Ultimate | RockShox Super Deluxe Select+ |
| Shifter | SRAM AXS POD Rocker | SRAM GX Eagle |
| Derailleur | SRAM X0 Eagle Transmission | SRAM GX Eagle |
| Cassette | SRAM X0 Eagle Transmission | SRAM GX Eagle |
| Chain | SRAM Eagle Transmission | SRAM GX Eagle |
| Crankset | SRAM X0 Eagle | Shimano EM600 |
| Pedals | VP 536 | not listed |
| Motor | Bosch Performance Line CX | Shimano DU-EP801 |
| Battery | Bosch Powertube | not listed |
| Wheelset | Bontrager Line | Race Face ARC HD 30 |
| Tire | Bontrager Brevard RSL SE | Maxxis Assegai, Maxxis Minion DHR II |
| Brake | SRAM Code Silver | SRAM Code R |
| Rotor | SRAM Code Silver | Avid Centerline, SRAM HS2 |
| Handlebar | Bontrager Line | Santa Cruz eCarbon |
| Stem | Bontrager Line | Burgtec Enduro MK3 |
| Grips | Bontrager XR Trail Elite | Santa Cruz House |
| Headset | Trek Angle-adjust | Cane Creek 40 IS Integrated |
| Dropper post | RockShox Reverb | OneUp Components V2 Dropper Post |
| Seatpost | RockShox Reverb AXS | not listed |
| Saddle | Bontrager Short | WTB Silverado |
| Hub | not listed | e*thirteen SL, e*thirteen SL E-Spec |
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