BuildMyMTB
Prototype - Evolving Daily

Shimano Ultegra Front Wheel

What the checker says8will not fit20check before you buy

Run variant by variant through the road 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 959 verified road bike parts in this catalog. 913 produced no finding of any kind. Each variant produces 8 distinct errors and 8 distinct warnings.

Will not fit

  • Will not fiterror · Front RotorFront rotor: a 6-bolt rotor does not mount on a Center Lock hub as it is - the two use different rotor interfaces. The part that bridges them is a Center Lock adapter, and the ones makers publish fit one-piece rotors only. A shim or adapter may make other sizes or standards work, but that is a modification, not a fit. On 15 of the 38 verified rotors in this catalog. Applies to all 3 variants.
  • Will not fiterror · Rear WheelBrake system mismatch: Front wheel = disc, Rear wheel = rim. Disc and rim-brake parts do not mix on one build. On 7 of the 112 verified rear wheels in this catalog. Applies to all 3 variants.
  • Will not fiterror · Front CaliperBrake system mismatch: Front wheel = disc, Front brake = rim. Disc and rim-brake parts do not mix on one build. On 6 of the 35 verified calipers in this catalog. Applies to all 3 variants.
  • Will not fiterror · Rear CaliperBrake system mismatch: Front wheel = disc, Rear brake = rim. Disc and rim-brake parts do not mix on one build. On 6 of the 35 verified calipers in this catalog. Applies to all 3 variants.
  • Will not fiterror · Shifter/Brake LeversBrake system mismatch: Levers = rim, Front wheel = disc. Disc and rim-brake parts do not mix on one build. On 3 of the 25 verified shifter/brake levers in this catalog. Applies to all 3 variants.
  • Will not fiterror · Front TireWheel size mismatch: Front wheel = 700c, Front tire = 650b. A road or gravel build runs one wheel size end to end. On 2 of the 79 verified tires in this catalog. Applies to all 3 variants.
  • Will not fiterror · Rear TireWheel size mismatch: Front wheel = 700c, Rear tire = 650b. A road or gravel build runs one wheel size end to end. On 2 of the 79 verified tires in this catalog. Applies to all 3 variants.
  • Will not fiterror · Rear WheelWheel size mismatch: Front wheel = 700c, Rear wheel = 650b. A road or gravel build runs one wheel size end to end. On 1 of the 112 verified rear wheels in this catalog. Applies to all 3 variants.

Check before you buy

    Rg tire rim, Front Tire. 18 more findings from the same check, on up to 2 of the 79 verified tires each.

    Rg tire rim min, Front Tire. 2 more findings from the same check, on up to 1 of the 79 verified tires each.

    Open a variant in the builder to see the ones that apply to your own parts.

    The checker compares the dimensions listed in what we check, and what we don’t. “No conflicts found” means no conflict among those dimensions — not a guarantee that a build works. Errors mean it won’t fit; warnings mean it works but check; infos are notes.
    Shimano Ultegra WH-R8170-C36-TL
    Photo: Shimano

    $720.00 to $900.00 MSRP·657 to 738 g

    What the maker states

    Wheel
    Built for a 700c wheel
    Rotor mount
    Center-lock
    Internal width
    Internal rim width 21 mm
    Hub
    Spacing 12x100
    Brake system
    Disc
    Maximum tire
    Tire up to 32 mm (maker-stated maximum)

    3 verified variants

    VariantMaximum tire basisPrice (MSRP)WeightSourceLast checkedBuild
    Ultegra WH-R8170-C36-TLnot stated$900.00657 gmaker’s page2026-07-22Build with this
    Ultegra WH-R8170-C50-TLlabel$720.00698 gmaker’s page2026-08-15Build with this
    Ultegra WH-R8170-C60-TLlabel$820.00738 gmaker’s page2026-08-15Build with this
    The rest of what the maker states2 stated
    • Tire no narrower than 25 mm.
    • Maximum tire basis: label (on 2 of 3 variants).

    Source: each variant links the maker’s own page in the table above. Last checked 2026-07-22 to 2026-08-15.

    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.

    6 of 625 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.

    Where this sits

    Previous: Shimano WH-R501-A-CLNext: Shimano Dura-Ace WH-R9270-C50-TLAll Shimano front wheelsOpen a variant in the builder to see the ones that apply to your own parts