Checkpoint SL 5 is a carbon gravel bike made for epic adventures. It's built with lightweight OCLV Carbon, a 2x12 Shimano GRX drivetrain, terrain-smoothing damped IsoSpeed, nimble yet stable progressive geometry, internal storage, and loads of mounts. All of that adds up to a rad gravel bike capable of crushing the longest, roughest rides and the most ambitious bikepacking trips.
Overview
It's right for you if...
Chamois or cut-off shorts, bikepacking trip or brutal day of gravel racing you're going to ride far and have a great time. You want a bike that's both fast and comfortable, and you want endless options for loading up gear and heading to gravel races and out everyday adventures.
The tech you get
A 500 Series OCLV Carbon frame with damped rear IsoSpeed and carbon armor, progressive geometry that's stable at speed and efficient when you're grinding up a climb, internal frame storage, hidden cables that won't interfere with bags, and integrated frame, fork, rack, and fender mounts. Plus, a carbon fork, a 2x12 Shimano GRX drivetrain with lower gears for grinding up hills or through rough gravel, and Paradigm SL wheels. You can even run a dropper post to get low on long descents.
The final word
Light, fast, comfortable. Checkpoint SL 5 gives you the unmatched ride quality of an OCLV Carbon frame with IsoSpeed and gravel-specific geometry, plus internal storage and a drivetrain built for rough terrain.
The WalkthroughWhy you'll love it
- It's equipped with rugged, gravel-focused 2x12 Shimano GRX drivetrain that's made for tackling the roads less traveled
- Massive tire clearance means you can use tires up to 45c for extra traction and stability in any conditions
- Fork mounts, frame mounts, and rack and fender mounts allow you to carry all the gear you need for day trips and bikepacking adventures
- A sleek internal storage compartment gives you a versatile spot to stow tools and gear
- The damped, controlled rebound of the IsoSpeed decoupler soaks up fatiguing bumps without bouncing you around
Specs
Frameset
Frame: 500 Series OCLV Carbon, IsoSpeed, internal cable routing, downtube storage door, 3S chain keeper, T47 BB, rack and fender mounts, integrated frame bag mounts, flat mount disc, dropper post compatible, 142x12mm thru axle
Fork: Trek Checkpoint, full carbon, tapered carbon steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle
Weight
Weight: 56 - 9.65 kg / 21.28 lbs (with TLR sealant, no tubes)
Weight limit: This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg).
Drivetrain
Shifter: Shimano GRX RX610, 12 speed
Front derailleur: Shimano GRX RX820, braze-on, down swing
Rear derailleur: Shimano GRX RX820, 36T max cog
*Crank
Size: 49
Shimano GRX RX610, 46/30, 165mm length
Size:52
Shimano GRX RX610, 46/30, 170mm length
Size:54, 56
Shimano GRX RX610, 46/30, 172.5mm length
Size:58, 61
Shimano GRX RX610, 46/30, 175mm length
Bottom bracket: Praxis, T47 threaded, internal bearing
Cassette: Shimano 105 7100, 11-36, 12 speed
Chain: Shimano SLX M7100, 12 speed
Max chainring size: 1x: 46T, 2x: 50/37
Wheels
Hub front: Bontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle
Skewer front: Bontrager Switch thru axle, removable lever
Hub rear: Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle
Skewer rear: Bontrager Switch thru axle, removable lever
Rim: Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21 mm width, Presta valve
Tire: Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40mm
Tire part: Bontrager TLR sealant, 180 ml/6 oz
Rim strip: Bontrager TLR
Max tire size: See service manual
Components
*Saddle
Size:49, 52
Bontrager P3 Verse Comp, steel rails, 155 mm width
Size:54, 56, 58, 61
Bontrager P3 Verse Comp, steel rails, 145 mm width
Seatpost: Bontrager carbon, 27.2mm, 8mm offset, 330mm length
*Handlebar
Size: 49
Bontrager Elite Gravel, 38 cm width
Size:52
Bontrager Elite Gravel, 40 cm width
Size:54, 56
Bontrager Elite Gravel, 42 cm width
Size:58, 61
Bontrager Elite Gravel, 44 cm width
Handlebar tape: Bontrager Supertack Perf tape
*Stem
Size: 49
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length
Size:52, 54
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length
Size:56, 58
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length
Size:61
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length
Brake rotor: Shimano RT70, centerlock, 160mmRotor size
Max brake rotor sizes: 160mm front & rear
Accessories
Bag: Bontrager BITS Internal Frame Storage Bag
** Trek reserves the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, materials, and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.
Bike and frame weights are based off pre-production painted frames at time of publication. Weights may vary in final production.
