3T Extrema Italia
Gravel · 4 sizes
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This is the bike I ride
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- Bike
- 3T Extrema Italia · Gravel · 4 sizes
- Geometry
- 3t.bike, fetched 21 Oct 2026, re-checked, no differences
- Cockpit
- Generic stem and bar, assumed
- Solved with
- cover 15 mm (assumed), max spacers 40 mm (assumed), stem clamp centre 20 mm (assumed), so every verdict carries ±10 mm at the bar
- Sheet
- 22 October 2026 · 686 bikes, 74 makes, 3,984 sizes in the catalogue
Geometry, every size, from the maker's table
The tinted row is the size drawn beside it. Press a size to draw it.The table runs on to the right: 6 more columns after Reach. Scroll it sideways to read them.
The L drawn to scale from the table, with no build on it. Stack and reach run from the bottom bracket to the top of the head tube; every size is solved from those two. One square is 100 mm.
The maker's cockpit
No stock cockpit I can name, so every size is solved on a generic stem and bar unless you choose one on the sheet.Generic stem and barAssumedNo bar is listed for this frame.
Frame facts
read from the maker's words, not a table: 3t.bike- Tyre clearance
- 700c x 57 mm
- Bottom bracket
- not recorded yet
- Axles and brakes
- not recorded yet
- UDH
- not recorded yet
- Seatpost
- not recorded yet
- Frame weight
- not recorded yet
In the maker's words
Kept whole, as I read it off 3t.bike.Two-piece bar and stem; the page names no bar and prints no stem or bar sizes.
Cockpit and seatpost, in the maker's words · 16 words
Two-piece bar and stem; the page names no bar and prints no stem or bar sizes.
OFFICIAL SOURCE: 3T (Bergamo, Italy) page for the Extrema Italia ("designed for the harshest adventures and toughest races", "Up to 700x57c tire clearance"), four sizes S to XL. Source: html table (official 3T page "Extrema Italia", geometry table in the page markup; fetched 2026-10-21
How I read the maker's table
Seatpost insertion, Lowest Seatpost Height. 3T prints no fork offset, trail or standover (null), and no stem or bar sizes. The table also prints Max. Rows are numbered "01." to "12." in the page; the numbers were read with them stripped. Model year: not printed (null).
Source: html table (official 3T page "Extrema Italia", geometry table in the page markup; fetched 2026-10-21, HTTP 200)