RockShox Rudy Fork
What the checker says67will not fit15check before you buy148worth knowing
Run variant by variant through the gravel 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 850 verified gravel bike parts in this catalog. 735 produced no finding of any kind; that is Rudy Ultimate XPLR. Rudy XPLR (Base) clears 680. Each variant produces 31 to 36 distinct errors and 7 to 8 distinct warnings.
Will not fit
- Will not fiterror · Front TireWheel size mismatch: RockShox Rudy XPLR (Base) is a 700c fork but the build is 650b. On 30 of the 142 verified tires in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · Rear TireWheel size mismatch: RockShox Rudy XPLR (Base) is a 700c fork but the build is 650b. On 30 of the 142 verified tires in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · Rear WheelWheel size mismatch: RockShox Rudy XPLR (Base) is a 700c fork but the build is 650b. On 12 of the 71 verified rear wheels in this catalog. Applies to 2 of 4 variants.
- Will not fiterror · Front WheelWheel size mismatch: RockShox Rudy XPLR (Base) is a 700c fork but the build is 650b. On 9 of the 58 verified front wheels in this catalog. Applies to 2 of 4 variants.
Rg steerer, Frame. 24 more findings from the same check, on up to 1 of the 74 verified frames each.
Rg brake mount, Front Caliper. 22 more findings from the same check, on up to 1 of the 27 verified calipers each.
Rg headset steerer, Headset. 14 more findings from the same check, on up to 1 of the 27 verified headsets each.
Rg front axle, Front Wheel. 2 more findings from the same check, on up to 1 of the 58 verified front wheels each.
Rg wheel size, Frame. 1 more finding from the same check, on up to 1 of the 74 verified frames each.
Open a variant in the builder to see the ones that apply to your own parts.
Check before you buy
- Check before you buywarning · Front TireTire clearance: the 50mm tire is at the limit. RockShox lists a maximum tire width of 50mm, a measured width of the tire rather than the size printed on its sidewall. A printed tire width carries about 3mm of tolerance and grows with internal rim width, pressure and use, so measure your own clearance before buying. On 15 of the 142 verified tires in this catalog. Applies to 2 of 4 variants.
- Check before you buywarning · Front TireTire clearance: the 48mm tire is at the limit. RockShox lists a maximum tire width of 50mm, a measured width of the tire rather than the size printed on its sidewall. A printed tire width carries about 3mm of tolerance and grows with internal rim width, pressure and use, so measure your own clearance before buying. On 8 of the 142 verified tires in this catalog. Applies to 2 of 4 variants.
- Check before you buywarning · Front RotorFront rotor size: 180mm exceeds RockShox Rudy Ultimate XPLR's 160mm flat-mount max. On 6 of the 30 verified rotors in this catalog. Applies to 2 of 4 variants.
- Check before you buywarning · Front TireTire clearance: 55mm tire is wider than RockShox Rudy Ultimate XPLR's 50mm fork max. On 5 of the 142 verified tires in this catalog. Applies to 2 of 4 variants.
- Check before you buywarning · Front TireTire clearance: 55mm tire is wider than RockShox Rudy XPLR (Base)'s 50mm fork max. On 5 of the 142 verified tires in this catalog. Applies to 2 of 4 variants.
- Check before you buywarning · Front RotorFront rotor size: 203mm exceeds RockShox Rudy Ultimate XPLR's 160mm flat-mount max. On 4 of the 30 verified rotors in this catalog. Applies to 2 of 4 variants.
- Check before you buywarning · Front RotorFront rotor size: 203mm exceeds RockShox Rudy XPLR (Base)'s 180mm flat-mount max. On 4 of the 30 verified rotors in this catalog. Applies to 2 of 4 variants.
Rg tire fork, Front Tire. 6 more findings from the same check, on up to 3 of the 142 verified tires each.
Rg rotor size, Front Rotor. 2 more findings from the same check, on up to 1 of the 30 verified rotors each.
Open a variant in the builder to see the ones that apply to your own parts.
Worth knowing
Rg headset advisory, Frame. 148 more findings from the same check, on up to 1 of the 74 verified frames each.
Open a variant in the builder to see the ones that apply to your own parts.
$929.00 MSRP·1240 to 1270 g
What the maker states
- Travel
- 30 mm of travel (maker-stated) (on 2 of 4 variants); 40 mm of travel (maker-stated) (on 2 of 4 variants)
- Wheel
- Built for a 700c,650b wheel (on 2 of 4 variants); Built for a 700c wheel (on 2 of 4 variants)
- Axle
- Front axle 12x100
- Steerer
- Tapered (1.5-1.125)
- Maximum front rotor
- Front rotor up to 160 mm (maker-stated maximum) (on 2 of 4 variants); Front rotor up to 180 mm (maker-stated maximum) (on 2 of 4 variants)
- Brake mount
- Flat-mount
A value shown as a set or a range differs between this model’s variants and is never one variant’s spec.
4 verified variants
| Variant | Travel | Wheel | Maximum front rotor | Price (MSRP) | Weight | Source | Last checked | Build |
|---|---|---|---|---|---|---|---|---|
| Rudy Ultimate XPLR | 30 mm of travel (maker-stated) | Built for a 700c,650b wheel | Front rotor up to 160 mm (maker-stated maximum) | $929.00 | 1240 g | maker’s page | 2026-07-21 | Build with this |
| Rudy Ultimate XPLR | 40 mm of travel (maker-stated) | Built for a 700c,650b wheel | Front rotor up to 160 mm (maker-stated maximum) | $929.00 | 1260 g | maker’s page | 2026-07-21 | Build with this |
| Rudy XPLR (Base) | 30 mm of travel (maker-stated) | Built for a 700c wheel | Front rotor up to 180 mm (maker-stated maximum) | $929.00 | 1250 g | maker’s page | 2026-09-09 | Build with this |
| Rudy XPLR (Base) | 40 mm of travel (maker-stated) | Built for a 700c wheel | Front rotor up to 180 mm (maker-stated maximum) | $929.00 | 1270 g | maker’s page | 2026-09-09 | Build with this |
The rest of what the maker states4 stated·1 not published
- Tire up to 50 mm (maker-stated maximum).
- Brake system disc-flat.
- suspension frame.
- Maximum tire basis: measured (on 2 of 4 variants).
1 further field the checker looks for is not published by RockShox, so we leave it blank rather than estimate it, and that check stays silent on this fork. It is minimum front rotor. 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 2026-07-21 to 2026-09-09.
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.
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6 of 499 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.