Tektro C550 Spyre, dual-piston mechanical disc brake, 160mm rotor

Checkpoint carbon disc, tapered steerer, flat mount disc brakes, rack mounts, hidden fender mounts, 12mm thru axle

Alpha 200 series aluminum, tapered head-tube, flat-mount disc brakes, 12mm thru-axle, internal cable routing, w/rack mounts and hidden fender mounts

Integrated, cartridge bearing, sealed, 1-1/8˝ top, 1.5˝ bottom

Bontrager Elite, 31.8mm, 7 degree, w/computer & light mounts

Checkpoint AL 3 may be the introductory gravel bike in the lineup, but it's packed with features that make it a worthy choice for new and experienced gravel grinders alike, like a lightweight aluminum frame, Shimano drivetrain, thru axles, Tubeless Ready wheels, and disc brakes for better braking power in all weather conditions.

Trek Checkpoint AL 3

The Trek Checkpoint is a versatile gravel bike praised for its speed and comfort, featuring IsoSpeed technology that smooths out rough terrain. It offers agile handling and stability, making it capable on both tarmac and gravel. However, some reviews note issues with cable routing and gearing that may limit off-road performance.

44cm

49cm

52cm

54cm

56cm

58cm

61cm

This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg).

MSRP	$1,199
Where to Buy	— $1 At
Category	Gravel
Weight	23.1 lbs
	2.5
Frame	Aluminum
	Carbon
Wheels	Aluminum
Wheel Size	700c
Clearance	38c
	Tektro Mechanical Disc


	Sora
Drivetrain	2 × 9
Brand Site	trekbikes.com
Summary	The Trek Checkpoint AL 3 is an aluminum frame gravel bike with mid-range components and tektro mechanical disc brakes.

Frame	Alpha 200 series aluminum, tapered head-tube, flat-mount disc brakes, 12mm thru-axle, internal cable routing, w/rack mounts and hidden fender mounts Tire Clearance: 38c
Fork	Checkpoint carbon disc, tapered steerer, flat mount disc brakes, rack mounts, hidden fender mounts, 12mm thru axle
Bottom Bracket	Sealed cartridge
Headset	Integrated, cartridge bearing, sealed, 1-1/8˝ top, 1.5˝ bottom
Stem	Bontrager Elite, 31.8mm, 7 degree, w/computer & light mounts
Handlebar	Bontrager Comp VR-C, 31.8mm
Saddle	Bontrager Arvada Comp, steel rails
Seatpost	Bontrager Approved, alloy, 27.2mm Type: Rigid
Pedals	Not included
Grips	Bontrager tape

Rear Derailleur	Shimano Sora
Front Derailleur	Shimano Sora
Crank	Shimano Sora, 50/34 (compact)
Shifters	Shimano Sora, 9 speed
Cassette	Shimano Sora, 11-32, 9 speed
Chain	Shimano Sora
Brakes	Tektro C550 Spyre, dual-piston mechanical disc brake, 160mm rotor Type: Tektro Mechanical Disc

Rims	Bontrager Affinity, Tubeless Ready, 24h
Front Hub	Formula alloy disc, 12mm thru-axle, 24h
Rear Hub	Formula alloy disc, 12mm thru-axle, 24h
Tires	Bontrager R1 Hard-Case Lite, 700x32c