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SRAM X01 Eagle Rear Derailleur

What the checker says35will not fit

Run variant by variant through the e-MTB 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 442 verified e-MTB parts in this catalog. 346 produced no finding of any kind.

Will not fit

  • Will not fiterror · ShifterDrivetrain mismatch: Shifter = shimano-12, Derailleur = sram-eagle. Shifter, derailleur and cassette must be one system. On 19 of the 53 verified shifters in this catalog.
  • Will not fiterror · CassetteDrivetrain mismatch: Derailleur = sram-eagle, Cassette = shimano-linkglide. Shifter, derailleur and cassette must be one system. On 16 of the 58 verified cassettes in this catalog.
  • Will not fiterror · CassetteDrivetrain mismatch: Derailleur = sram-eagle, Cassette = shimano-12. Shifter, derailleur and cassette must be one system. On 14 of the 58 verified cassettes in this catalog.
  • Will not fiterror · CassetteSpeed mismatch: Derailleur 12s, Cassette 11s. Shifter, derailleur and cassette must be the same speed count. On 11 of the 58 verified cassettes in this catalog.
  • Will not fiterror · ShifterDrivetrain mismatch: Shifter = shimano-linkglide, Derailleur = sram-eagle. Shifter, derailleur and cassette must be one system. On 11 of the 53 verified shifters in this catalog.
  • Will not fiterror · ShifterSpeed mismatch: Shifter 11s, Derailleur 12s. Shifter, derailleur and cassette must be the same speed count. On 10 of the 53 verified shifters in this catalog.
  • Will not fiterror · CassetteSpeed mismatch: Derailleur 12s, Cassette 9s. Shifter, derailleur and cassette must be the same speed count. On 8 of the 58 verified cassettes in this catalog.

Emtb drivetrain system, Shifter. 10 more findings from the same check, on up to 5 of the 53 verified shifters each.

Emtb drivetrain system, Cassette. 8 more findings from the same check, on up to 6 of the 58 verified cassettes each.

Emtb drivetrain speeds, Shifter. 4 more findings from the same check, on up to 7 of the 53 verified shifters each.

Emtb actuation, Shifter. 3 more findings from the same check, on up to 1 of the 53 verified shifters each.

Emtb drivetrain speeds, Cassette. 3 more findings from the same check, on up to 7 of the 58 verified cassettes 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.

$235.00 MSRP·276 g

What the maker states

System
Drivetrain system SRAM Eagle 12-speed
Speeds
12-speed (rear index count the maker rates it for)
Actuation
Mechanical (cable)
Maximum cog
Largest cog 52 teeth
Mount
Standard hanger
The rest of what the maker states2 not published

2 further fields the checker looks for are not published by SRAM, so we leave them blank rather than estimate them, and those 2 checks stay silent on this rear derailleur. They are maximum cog top and total capacity. Each is recorded as “not stated by the maker (not checked)”.

Source: the maker’s page. Last checked 2026-07-14.

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 227 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: SRAM X0 Eagle TransmissionNext: SRAM X01 Eagle AXSAll SRAM rear derailleursOpen a variant in the builder to see the ones that apply to your own parts