2025 Trek Checkpoint SL 5 AXS Gen 3 – Carbon Gravel Bike
The 2025 Trek Checkpoint SL 5 AXS Gen 3 is built for riders who crave long-distance gravel adventures, bikepacking tours, and endless exploration beyond the horizon. Its lightweight carbon frame, comfort-focused geometry, and exceptional versatility make it the ideal companion for extended rides on mixed terrain.
Designed around Trek’s Gravel Endurance geometry, the Checkpoint SL 5 offers a shorter reach and a more upright riding position to keep you comfortable during all-day rides. The frame accommodates tires up to 50 mm wide, delivering outstanding traction, control, and confidence on rough gravel roads and light trails.
Comfort & Control for Endless Gravel Miles
Trek’s proven IsoSpeed comfort technology effectively absorbs road vibrations, reducing fatigue and helping you stay fresher for longer rides. Whether tackling washboard gravel, potholes, or uneven surfaces, IsoSpeed allows you to glide smoothly over obstacles without sacrificing efficiency.
Wireless Precision & Adventure-Ready Versatility
Equipped with a SRAM Apex XPLR eTap AXS 1x12 drivetrain, the Checkpoint SL 5 delivers precise, reliable, and fully wireless shifting—even on the roughest terrain. Multiple mounting points on the frame and fork, plus a large internal frame storage compartment, make this bike ready for bikepacking, racks, mudguards, and long-haul adventures.
Key Features
- 500 Series OCLV Carbon frame with IsoSpeed comfort technology
- Gravel Endurance geometry for long-distance comfort
- SRAM Apex XPLR eTap AXS wireless 1x12 drivetrain
- Massive tire clearance up to 50 mm
- Numerous mounts for racks, bags, bottles, and fenders
- Compatible with dropper post and suspension fork (except XS)
| Frame | 500 Series OCLV Carbon | IsoSpeed | Fully Integrated Cable Routing |
|---|---|
| Fork | Checkpoint Full Carbon |
| Drivetrain | SRAM Apex XPLR eTap AXS | 12-speed |
| Rear Derailleur | SRAM Apex XPLR eTap AXS |
| Cassette | SRAM XPLR PG-1231 | 11–44T |
| Crankset | SRAM Apex 1 | 40T |
| Bottom Bracket | SRAM DUB | T47 |
| Brakes | Hydraulic Disc Brakes |
| Wheelset | Bontrager Paradigm SL | Tubeless Ready | 21mm |
| Hubs | Bontrager Aluminum |
| Tires | Bontrager Girona RSL | Tubeless Ready | 700 x 42 mm |
| Handlebar | Bontrager Elite Gravel | Aluminum |
| Stem | Bontrager Elite | 31.8mm | 7° |
| Seatpost | Bontrager Carbon | 27.2mm | 8mm Offset |
| Saddle | Verse Short Comp |
| Wheel Size | 28" (622mm) |
| Weight | Approx. 9.5 kg (Size ML) |
| Model Year | 2025 |
Specifications and weights may change without prior notice.
