2025 YT Izzo Core vs 2026 GT Sensor ST Carbon Pro

What changes on the GT Sensor ST Carbon Pro

Compared with the YT Izzo Core in XL, the GT Sensor ST Carbon Pro in S places the top of the head tube 14 mm lower and 57 mm further back, relative to the bottom bracket. Its wheelbase is 53 mm shorter, which can contribute to quicker direction changes.

Frame stack

−14 mm

Lower front end

Frame reach

−57 mm

Shorter frame reach

Wheelbase

−53 mm

Shorter: quicker to change direction

Head angle

−0.6°

Slacker: calmer steering

Chainstays

n/a

One of the bikes has no number for this

The two frames

Only the YT Izzo Core is drawn. The GT Sensor ST Carbon Pro numbers we have for size S are missing the chainstay length.

Geometry side by side

Differences are the GT Sensor ST Carbon Pro minus the YT Izzo Core. Full charts: 2025 YT Izzo Core, 2026 GT Sensor ST Carbon Pro.

Where each sits in its class

YT Izzo CoreGT Sensor ST Carbon Pro

Each bike is ranked against the other trail 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.