Race Face Vault front hub Front Hub
What the checker says11will not fit
Run variant by variant through the mountain bike builder’s own engine. Every sentence below is the checker’s, unedited. Nothing here says this part fits your bike; it says what it does and does not fit among the parts we hold.
Checked against 6134 verified mountain bike parts in this catalog. 5989 produced no finding of any kind; that is Vault front hub. Vault front hub (15x100) clears 5593. Each variant produces 6 distinct errors and 0 distinct warnings.
Will not fit
- Will not fiterror · ForkFront axle mismatch: Fork is Boost 15x110 but Front wheel hub is 15x100 (non-Boost). On 410 of the 490 verified forks in this catalog. Applies to 1 of 2 variants.
- Will not fiterror · Front RotorFront rotor interface mismatch: Center Lock rotor on 6-bolt front hub - no adapter exists for this direction. On 65 of the 177 verified rotors in this catalog. Applies to all 2 variants.
- Will not fiterror · ForkFront axle mismatch: Fork is 20x110 Boost (DH) but Front wheel hub is 15x100 (non-Boost). On 56 of the 490 verified forks in this catalog. Applies to 1 of 2 variants.
- Will not fiterror · ForkFront axle mismatch: Fork is 20x110 Boost (DH) but Front wheel hub is Boost 15x110. On 56 of the 490 verified forks in this catalog. Applies to 1 of 2 variants.
- Will not fiterror · ForkFront axle mismatch: Fork is 15x100 (non-Boost) but Front wheel hub is Boost 15x110. On 14 of the 490 verified forks in this catalog. Applies to 1 of 2 variants.
- Will not fiterror · ForkFront axle mismatch: Fork is 9x100-qr but Front wheel hub is 15x100 (non-Boost). On 7 of the 490 verified forks in this catalog. Applies to 1 of 2 variants.
- Will not fiterror · ForkFront axle mismatch: Fork is 9x100-qr but Front wheel hub is Boost 15x110. On 7 of the 490 verified forks in this catalog. Applies to 1 of 2 variants.
Front axle, Fork. 4 more findings from the same check, on up to 2 of the 490 verified forks each.
Open a variant in the builder to see the ones that apply to your own parts.
$175.00 to $242.99 MSRP·177 g
What the maker states
- Rotor mount
- 6-bolt
- Hub
- Spacing 15x100 (non-Boost) (on 1 of 2 variants); Spacing Boost 15x110 (on 1 of 2 variants)
A value shown as a set or a range differs between this model’s variants and is never one variant’s spec.
2 verified variants
| Variant | Hub | Price (MSRP) | Weight | Source | Last checked | Build |
|---|---|---|---|---|---|---|
| Vault front hub | spacing Boost 15x110 | $175.00 | 177 g | maker’s page | 2026-07-10 | Build with this |
| Vault front hub (15x100) | spacing 15x100 (non-Boost) | $242.99 | not stated | maker’s page | 2026-08-24 | Build with this |
The rest of what the maker states1 not published
1 further field the checker looks for is not published by Race Face, so we leave it blank rather than estimate it, and that check stays silent on this front hub. It is maximum system weight. Each is recorded as “not stated by the maker (not checked)”.
Source: each variant links the maker’s own page in the table above. Last checked 2026-07-10 to 2026-08-24.
Checked against
The checker ran this model against every verified part below that it has a slot for, the same way it checks a build in the builder. What follows is the verdict it actually produced for that specific pairing — not a recommendation, and not a guarantee any of these parts fits your own bike.
- 5DEV R-SPEC Trail/Enduro Cranks (Crankset) No conflicts found
- 9point8 Fall Line (Dropper Post) No conflicts found
- 9point8 Stout (31.8, 30mm) (Stem) No conflicts found
- ACID SLX 30 front (Front Wheel) No conflicts found
- ACID SLX 30 rear (Rear Wheel) No conflicts found
- Acros ZS44/ZS56 (Headset) No conflicts found
6 of 1885 counterparts with a page of their own that the checker actually probed this model against, in alphabetical order by brand and model — never by price, popularity or the verdict itself.