Specialized Allez
Endurance road · 7 sizes
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- Bike
- Specialized Allez · Endurance road · 7 sizes
- Versions
- Current · 2021, this table
- Geometry
- specialized.com, fetched 20 Oct 2026, re-checked, no differences
- Seat angle convention
- Calculated from Specialized's table
- Cockpit
- Generic stem and bar, assumed
- Solved with
- cover 10 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 · 879 bikes, 79 makes, 4,979 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.| Size | Stack (mm) | Reach (mm) | Head angle (deg) | Seat angle (deg) | Head tube (mm) | Chainstay (mm) | Wheelbase (mm) | Standover (mm) |
|---|---|---|---|---|---|---|---|---|
| 44 | 516 | 365 | 71.5 | 75.25 | 110 | 420 | 974 | 697 |
| 49 | 535 | 374 | 72.25 | 75.25 | 125 | 420 | 982 | 720 |
| 52 | 552 | 376 | 73 | 73.25 | 140 | 420 | 983 | 745 |
| 54 | 570 | 380 | 73 | 73.25 | 155 | 420 | 991 | 763 |
| 56 | 596 | 385 | 73.5 | 73.25 | 180 | 420 | 999 | 785 |
| 58 | 627 | 390 | 73.5 | 73.25 | 215 | 420 | 1014 | 813 |
| 61 | 649 | 396 | 74 | 73.25 | 235 | 420 | 1021 | 839 |
The table runs on to the right: 6 more columns after Reach. Scroll it sideways to read them.
The 54 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.
Stock stem and bar per size44 70 x 360, 49 80 x 380, 52 90 x 400, 54 100 x 420, 56 100 x 420, 58 110 x 440, 61 110 x 440 (stem length x bar width, mm)
Frame facts
not read off the maker's page yet: specialized.com- Tyre clearance
- not recorded yet
- 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 specialized.com.Allez - Shimano Claris (MY2021), Specialized GB spec: Stem "Specialized, 3D-forged alloy, 4-bolt, 7-degree rise" (stem angle 7 degrees); Handlebars "Specialized Shallow Drop, 6061, 70x125mm, 31.8mm clamp" (bar reach 70 mm, drop 125 mm).
Cockpit and seatpost, in the maker's words · 46 words
Allez - Shimano Claris (MY2021), Specialized GB spec: Stem "Specialized, 3D-forged alloy, 4-bolt, 7-degree rise" (stem angle 7 degrees); Handlebars "Specialized Shallow Drop, 6061, 70x125mm, 31.8mm clamp" (bar reach 70 mm, drop 125 mm). Stock stem length and bar width per size from the geometry table.
OFFICIAL SOURCE: Specialized GB page for the Allez - Shimano Claris, code 184447 (the US URL /us/en/allez/p/184447 that Bike Insights cites redirects to this GB slug), page JSON modelYear 2021, frame "Specialized E5 Premium Aluminum, fully manipulated tubing w/ SmoothWelds, 1-1/8"- 1-3/8" tapered head tube, internal cable routing, threaded BB, 130mm spacing". Source: html table (official Specialized GB product page for the Allez - Shimano Claris, code 184447, the "Geometry" HTML table in the page; fetched 2026-10-20
How I read the maker's table
The Allez before the current one in specialized-allez.json (code 4221796), which differs in every size. Seven sizes 44, 49, 52, 54, 56, 58, 61. This older page template hyphenates its row labels. Values printed with mm and degree suffixes, stripped by script. Stock tyre RoadSport 700x26.
Source: html table (official Specialized GB product page for the Allez - Shimano Claris, code 184447, the "Geometry" HTML table in the page; fetched 2026-10-20, HTTP 200)