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SRAM RED Flattop Chain

Chain: Drivetrain system flattop; 12-speed (rear index count the maker rates it for). 1 verified variant.

What the checker says21will not fit

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 1035 verified road bike parts in this catalog. 973 produced no finding of any kind.

Will not fit

  • Will not fiterror · CassetteChain mismatch: a shimano-road-12 drivetrain runs a hg chain, but SRAM RED Flattop is flattop. On 7 of the 34 verified cassettes in this catalog.
  • Will not fiterror · Shifter/Brake LeversChain mismatch: a shimano-road-11 drivetrain runs a hg chain, but SRAM RED Flattop is flattop. On 6 of the 25 verified shifter/brake levers in this catalog.
  • Will not fiterror · CassetteChain mismatch: a shimano-road-11 drivetrain runs a hg chain, but SRAM RED Flattop is flattop. On 5 of the 34 verified cassettes in this catalog.
  • Will not fiterror · Rear DerailleurChain mismatch: a shimano-grx-12 drivetrain runs a hg chain, but SRAM RED Flattop is flattop. On 5 of the 29 verified rear derailleurs in this catalog.
  • Will not fiterror · Rear DerailleurChain mismatch: a shimano-road-11 drivetrain runs a hg chain, but SRAM RED Flattop is flattop. On 4 of the 29 verified rear derailleurs in this catalog.
  • Will not fiterror · Rear DerailleurChain mismatch: a shimano-road-12 drivetrain runs a hg chain, but SRAM RED Flattop is flattop. On 4 of the 29 verified rear derailleurs in this catalog.
  • Will not fiterror · Shifter/Brake LeversChain mismatch: a shimano-grx-12 drivetrain runs a hg chain, but SRAM RED Flattop is flattop. On 4 of the 25 verified shifter/brake levers in this catalog.

Rg chain std, Cassette. 5 more findings from the same check, on up to 3 of the 34 verified cassettes each.

Rg chain std, Shifter/Brake Levers. 5 more findings from the same check, on up to 3 of the 25 verified shifter/brake levers each.

Rg chain std, Rear Derailleur. 4 more findings from the same check, on up to 3 of the 29 verified rear derailleurs 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.

$130.00 MSRP·249 g

What the maker states

Speeds
12-speed (rear index count the maker rates it for)
System
Drivetrain system flattop
Source

Source: the maker’s page. Last checked 2026-07-22.

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 697 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 Force FlattopNext: SRAM Rival FlattopAll SRAM chainsOpen a variant in the builder to see the ones that apply to your own parts