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Thomson Elite seatpost 27.2 mm

Thomson seatpost. Needs from your bike: Seatpost diameter and Seatpost shape.

The Thomson Elite seatpost 27.2 mm is a seatpost (component). It requires 2 things of a bike — Seatpost diameter and Seatpost shape — read from Thomson. On every bike page its verdict is computed from those requirements against the bike's cited facts: when a fact is missing the answer is "unknown", never a guess.

Requires — Seatpost diameter27.2 mm
Requires — Seatpost shapeRound
Does this part fit my bike?
Find your bike under "Fits these bikes" below, or open your bike's "Seatpost" region page. The verdict there is computed from this part's requirements against the bike's cited facts — with its confidence and sources.
What does "does not fit" mean here?
That a fact on file for the bike contradicts a requirement of this part — a confident no, with both values shown.

Standards

  • 27.2 mm
  • Round

Needs from your bike: Seatpost diameter: 27.2 mm · Seatpost shape: Round

Seatpost

Find this part

Choose the right variant and check the fit for your bike.

Fits these bikes

Giant Escape 3 (2024)fits · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 27.2 mm (single-source) · part 27.2 mm — match
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Giant XTC Jr 24 (2015)fits · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 27.2 mm (single-source) · part 27.2 mm — match
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Kona Sutra (2025)fits · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 27.2 mm (single-source) · part 27.2 mm — match
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Surly Disc Trucker 700c (2024)fits · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 27.2 mm (single-source) · part 27.2 mm — match
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Brompton C Line 12-speed (2025)unknown · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike nothing on file · part Round — not on file

Sources:

Canyon Grail CF SL 7 (2025)unknown · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike nothing on file · part Round — not on file

Sources:

Canyon Ultimate CF 7 (2025)unknown · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike nothing on file · part Round — not on file

Sources:

State Bicycle Co. Core-Line (2024)unknown · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike nothing on file · part Round — not on file

Sources:

woom GO 4 (2025)unknown · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike nothing on file · part Round — not on file

Sources:

Giant Defy Advanced 2 (2025)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike D-shaped (single-source) · part Round — mismatch

Sources:

Giant Fathom 29 2 (2022)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 30.9 mm (single-source) · part 27.2 mm — mismatch
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Giant Glory Advanced (2025)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 30.9 mm (single-source) · part 27.2 mm — mismatch
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Giant Propel Advanced 2 (2027)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike Aero / proprietary section (single-source) · part Round — mismatch

Sources:

Giant Reign 29 2 (2021)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 30.9 mm (single-source) · part 27.2 mm — mismatch
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Giant Revolt Advanced 2 (2025)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike D-shaped (single-source) · part Round — mismatch

Sources:

Giant Roam 2 Disc (2021)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike D-shaped (single-source) · part Round — mismatch

Sources:

Giant Talon 2 (2025)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 30.9 mm (single-source) · part 27.2 mm — mismatch
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Giant Talon E+ (2026)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 30.9 mm (single-source) · part 27.2 mm — mismatch
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

Giant TCX Advanced Pro 2 (2023)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike nothing on file · part 27.2 mm — not on file
  • Seatpost shape: bike D-shaped (single-source) · part Round — mismatch

Sources:

Giant Trance X 29 2 (2022)does not fit · confidence: single-source
Why? The facts we compared (2 dimensions compared)
  • Seatpost diameter: bike 30.9 mm (single-source) · part 27.2 mm — mismatch
  • Seatpost shape: bike Round (single-source) · part Round — match

Sources:

See all 23 bikes

Sources

The spec sheets we read. Every fact above cites one of them.

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