Ridley Astr / Astr RS
Gravel · 5 sizes
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- Bike
- Ridley Astr / Astr RS · Gravel · 5 sizes
- Geometry
- ridley-bikes.com, 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 M 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
not read off the maker's page yet: ridley-bikes.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 ridley-bikes.com.Astr RS: Integrated: "Forza Nimbus Pro, 100mm - 360mm (cc shifters) - 400mm (cc drops), Stealth Black" on this build (a one-piece bar and stem; stem length 100mm, width 360 centre to centre at the shifters and 400 in the drops).
Cockpit and seatpost, in the maker's words · 76 words
Astr RS: Integrated: "Forza Nimbus Pro, 100mm - 360mm (cc shifters) - 400mm (cc drops), Stealth Black" on this build (a one-piece bar and stem; stem length 100mm, width 360 centre to centre at the shifters and 400 in the drops). Ridley publishes no separate page or other sizes for it, so no cockpit file was written. Astr: two-piece "4ZA Stratos Pro 400 V1" handlebar and "Forza Stratos Pro, 100 mm, for semi integrated cablerouting" stem.
OFFICIAL SOURCE: Ridley (Belgium) product page for the ASTR RS Force XPLR 1x13 ("combines aero efficiency with a low system weight". Source: html table (official Ridley product page "ASTR RS Force XPLR 1x13 ARS27D3m(M)", lettered geometry table in the page markup; fetched 2026-10-21
How I read the maker's table
size M build), five sizes XS to XL; the Astr page (https://www.ridley-bikes.com/en_GB/bikes/SBIASTRID158, checked 2026-10-21) prints the same table cell for cell. Cells printed as a hyphen, an en dash or empty are recorded as null. Not printed: fork offset, trail, front centre, stock stem and bar per size (null). The J row prints "-" on every size. Model year: not printed (null).
Source: html table (official Ridley product page "ASTR RS Force XPLR 1x13 ARS27D3m(M)", lettered geometry table in the page markup; fetched 2026-10-21, HTTP 200)