2020 Trek Checkpoint AL 4

Mid-range component level aluminum frame gravel bike

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2020 Trek Checkpoint AL 4
  • MSRP $1,599
  • Frame Aluminum
  • Fork Carbon
  • Wheels 700c
  • Drivetrain 2 × 10
  • Groupset 
    Shimano Tiagra
  • Brakes Hydraulic Disc


2 × 10 — 20 speed

2020 Trek Checkpoint AL 4
36 mph
Similar Bikes
36 mph

The 2020 Checkpoint AL 4 is easier to ride up hills than similar bikes.

The 2020 Checkpoint AL 4 is geared about the same as similar bikes for riding downhill.

Estimated Spec Level
est. spec level →$0$500$1,000$1,500$2,000
This bike
Other gravel bikes

Estimated spec level of the Checkpoint AL 4 compared to other gravel bikes. 99 Spokes analyzes the build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more to estimate the overall spec level of each bike.  Learn more »

Frame200 Series Alpha Aluminum, tapered head tube, Control Freak internal routing, rack & fender mounts, flat mount disc, 142x12mm thru axle
ForkCheckpoint carbon, tapered alloy steerer, rack & fender mounts, flat mount disc, 12x100mm thru axle
Bottom BracketShimano RS500, 68mm, threaded external
HeadsetFSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
StemBontrager Elite, 31.8mm clamp, Blendr compatible, 7 degree, 110mm length
HandlebarBontrager Comp VR-C, alloy, 31.8mm, 100mm reach, 124mm drop, 44cm width
SaddleBontrager Arvada Comp, steel rails, 138mm width
SeatpostBontrager Comp, 6061 alloy, 27.2mm, 8mm offset, 330mm length
Front DerailleurShimano Tiagra 4700, 31.8mm clamp
Rear DerailleurShimano Tiagra 4700, long cage, 34T max cog
ShiftersShimano Tiagra R4725, short reach lever, 10 speed
CrankShimano Tiagra 4700, 50/34, 175mm length
CassetteShimano HG500, 11-32, 10 speed
ChainShimano Tiagra HG54, 10 speed
BrakesShimano Tiagra hydraulic disc, flat mount
Disk Rotors160mm
RimsBontrager Affinity Disc, Tubeless Ready, 24-hole, 21mm width, presta valve
Spokes14g aero stainless steel, black
Front HubFormula RX-512 alloy, 6-bolt, 100x12mm thru axle
Rear HubFormula RX-142 alloy, 6-bolt, Shimano 11-speed freehub, 142x12mm thru axle
TiresBontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32c

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2020 Trek Checkpoint AL 4