2026
2026 Trek Rail+ 9.9 T-Type Gen 5
The 2026 Trek Rail+ 9.9 T-Type Gen 5 sits more aggressive than most trail bikes, with a slacker head angle. Reach 435 to 520 mm, stack 594 to 668 mm. The Rail+ 9.9 X0 AXS T-Type Gen 5 build comes with SRAM X0 Eagle AXS shifting and Bontrager Line Pro 30 wheels.
Source: trekbikes.com. Checked .
Key facts
- Brand
- Trek
- Model
- Rail+
- Model year
- 2026
- Frame
- 9.9 T-Type Gen 5
- Type
- Trail
- Geometry labels
- S, M, L, and XL
- Drivetrain
- SRAM X0 Eagle AXS
- Rear shock
- RockShox Super Deluxe RC2T Ultimate
- Wheels
- Bontrager Line Pro 30
- Geometry
- Complete for every size
- Source
- trekbikes.com
- Checked
Geometry by size
| Measurement | S | M | L | XL |
|---|---|---|---|---|
| Reach(mm) | 435 | 455 | 495 | 520 |
| Stack(mm) | 594 | 627 | 645 | 668 |
| Head tube angle(°) | 65.0 | 65.0 | 65.0 | 64.9 |
| Seat tube angle(°) | 77.9 | 77.7 | 77.5 | 77.4 |
| Effective top tube(mm) | 562 | 591 | 638 | 669 |
| Chainstay length(mm) | 446 | 446 | 446 | 446 |
| Wheelbase(mm) | 1201 | 1229 | 1277 | 1313 |
| BB drop(mm) | 12 | 18 | 17 | 17 |
| BB height(mm) | 345 | 345 | 345 | 345 |
| Standover(mm) | 763 | 775 | 775 | 798 |
| Seat tube length(mm) | 380 | 410 | 435 | 470 |
| Head tube length(mm) | 100 | 100 | 120 | 145 |
Stock build
20 parts
Frame
Trek OCLV
Suspension
RockShox ZEB Ultimate
RockShox Super Deluxe RC2T Ultimate
Drivetrain
Powertrain
Bosch Performance Line CX
Wheels & Tires
Brakes
SRAM Maven
SRAM HS2
Cockpit
Seatpost & Saddle
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Quick answers
- Which size or configuration labels have geometry for the 2026 Trek Rail+ 9.9 T-Type Gen 5?
- Geometry is listed for S, M, L, and XL.
- What are the reach and stack of the 2026 Trek Rail+ 9.9 T-Type Gen 5 in size L?
- In size L, reach is 495 mm and stack is 645 mm.
- What is the head tube angle of the 2026 Trek Rail+ 9.9 T-Type Gen 5?
- The head tube angle is 65.0 degrees in size L.
- What does the 2026 Trek Rail+ 9.9 X0 AXS T-Type Gen 5 ship with?
- The stock build includes Trek OCLV, RockShox ZEB Ultimate, SRAM Pod Controller, and Bosch Performance Line CX.
- Which years of the Trek Rail+ are on Quiver?
- Quiver has the Trek Rail+ for 2026, 2027, and 2025.
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