Ridley Helium Disc
Road · 6 sizes
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- Bike
- Ridley Helium Disc · Road · 6 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.| Size | Stack (mm) | Reach (mm) | Head angle (deg) | Seat angle (deg) | Head tube (mm) | Chainstay (mm) | Wheelbase (mm) | Standover (mm)not published |
|---|---|---|---|---|---|---|---|---|
| XXS | 507 | 379 | 71.8 | 75 | 110 | 405 | 970 | |
| XS | 527 | 374 | 72 | 74 | 130 | 405 | 970 | |
| S | 542 | 384 | 73 | 73.5 | 145 | 405 | 977 | |
| M | 573 | 390 | 73.5 | 73 | 175 | 405 | 987 | |
| L | 599 | 396 | 73.5 | 72.5 | 205 | 408 | 1005 | |
| XL | 624 | 403 | 74 | 72.5 | 230 | 408 | 1014 |
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.Two-piece: "DEDA Zero2, 420mm (cc), Black-on-Black" handlebar and "Deda Super Box, 110 mm, Polish On Black" stem on this build.
Cockpit and seatpost, in the maker's words · 20 words
Two-piece: "DEDA Zero2, 420mm (cc), Black-on-Black" handlebar and "Deda Super Box, 110 mm, Polish On Black" stem on this build.
OFFICIAL SOURCE: Ridley (Belgium) product page for the Helium Disc 105 2x11 (size M build), six sizes XXS to XL. Source: html table (official Ridley product page "Helium Disc 105 2x11 HED02Bs(M)", lettered geometry table in the page markup; fetched 2026-10-21
How I read the maker's table
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). Reach falls from XXS (379) to XS (374), and XXS and XS share a 970 mm wheelbase, as printed. Model year: not printed (null).
Source: html table (official Ridley product page "Helium Disc 105 2x11 HED02Bs(M)", lettered geometry table in the page markup; fetched 2026-10-21, HTTP 200)