2025 3T Exploro Ultra 700c vs 2027 Trek Checkpoint ALR Gen 3

What changes on the Trek Checkpoint ALR Gen 3

Compared with the 3T Exploro Ultra 700c in 56, the Trek Checkpoint ALR Gen 3 in ML places the top of the head tube 27 mm higher and 16 mm further forward, relative to the bottom bracket.

Frame stack

+27 mm

Higher front end

Frame reach

+16 mm

Longer frame reach

Wheelbase

n/a

One of the bikes has no number for this

Head angle

+0.2°

About the same head angle

Chainstays

n/a

One of the bikes has no number for this

The two frames

We can't draw these frames yet. The 3T Exploro Ultra 700c numbers we have for size 56 are missing the seat angle, chainstay length and wheelbase. The numbers below still compare.

Geometry side by side

Differences are the Trek Checkpoint ALR Gen 3 minus the 3T Exploro Ultra 700c. Full charts: 2025 3T Exploro Ultra 700c, 2027 Trek Checkpoint ALR Gen 3.

Where each sits in its class

3T Exploro Ultra 700cTrek Checkpoint ALR Gen 3

Each bike is ranked against the other gravel bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.