Cockpit parts for the woom GO 4 (2025)

We have not verified this bike yet

7 of the 14 measurements are on file; 0 confirmed by two independent sources. Without enough evidence, fit stays “unknown.”

Only universal parts (lube, tools, bar tape) are offered for this bike until verification.

woom GO 4 (2025)

The cockpit of the woom GO 4 (2025): 5 slots — Shifter, Brake lever, Stem, Handlebar and Bar tape. 1 fit fact on file for this region. The parts menu below lists every catalogued part that belongs here with its computed verdict — fits, fits with adapter, does not fit or unknown — and why.

Steerer clamp (stem)	1" (25.4 mm) (single-source)

What does "unknown" mean on this page?: That we do not have, on file, the bike measurement this part needs. It is not a quiet "yes": until the measurement is on file, we do not sell the part for this bike.

Slots in this region

Shifter
Brake lever
Stem
Handlebar
Bar tape

Zipp Service Course bar tape
Bar tape
fits · confidence: verified
Universal part: zero fit requirements, nothing to be wrong about.
Universal — no fit requirement
- Search AmazonSearch results · confirm model and availability.
- Zipp official siteModel page · confirm variant, availability and delivery.
Race Face Aeffect R 35 riser handlebar, 780 mm
Handlebar
unknown — safety-critical · confidence: single-source We can't answer this yet, and this is one where a guess could hurt you.
Why? The facts we compared (1 dimension compared)
- Stem bar-clamp diameter (fitted stem) (safety-critical): bike nothing on file · part 35 mm — not on file
Sources:
- Race Face — Aeffect R 35 Handlebar (tier 1, read 2026-08-21)
View specifications
Salsa Cowchipper flared drop handlebar
Handlebar
unknown — safety-critical · confidence: single-source We can't answer this yet, and this is one where a guess could hurt you.
Why? The facts we compared (1 dimension compared)
- Stem bar-clamp diameter (fitted stem) (safety-critical): bike nothing on file · part 31.8 mm — not on file
Sources:
- Salsa Cycles — Cowchipper handlebar (tier 1, read 2026-08-21)
View specifications
Thomson Elite X4 stem, 31.8 mm bar / 1-1/8" steerer
Stem
unknown — safety-critical · confidence: single-source We can't answer this yet, and this is one where a guess could hurt you.
Why? The facts we compared (2 dimensions compared)
- Handlebar clamp diameter (fitted bar) (safety-critical): bike nothing on file · part 31.8 mm — not on file
- Steerer clamp (stem) (safety-critical): bike 1" (25.4 mm) (single-source) · part 1-1/8" (28.6 mm) — mismatch
Sources:
- Thomson — Elite 31.8mm X4 Stems (tier 1, read 2026-08-21)
- woom — woom GO 4 — technical specifications (tier 1, read 2026-08-21)
View specifications
Zipp Service Course SL stem
Stem
unknown — safety-critical · confidence: single-source We can't answer this yet, and this is one where a guess could hurt you.
Why? The facts we compared (2 dimensions compared)
- Handlebar clamp diameter (fitted bar) (safety-critical): bike nothing on file · part 31.8 mm — not on file
- Steerer clamp (stem) (safety-critical): bike 1" (25.4 mm) (single-source) · part 1-1/8" (28.6 mm) — mismatch
Sources:
- Zipp (SRAM) — Service Course SL Stem — ST-SC-SL-B2 (tier 1, read 2026-08-21)
- woom — woom GO 4 — technical specifications (tier 1, read 2026-08-21)
View specifications
Zipp Service Course SL-70 drop handlebar
Handlebar
unknown — safety-critical · confidence: single-source We can't answer this yet, and this is one where a guess could hurt you.
Why? The facts we compared (1 dimension compared)
- Stem bar-clamp diameter (fitted stem) (safety-critical): bike nothing on file · part 31.8 mm — not on file
Sources:
- Zipp (SRAM) — Service Course SL-70 Handlebar — HB-DBSC-SL70-B2 (tier 1, read 2026-08-21)
View specifications
Zipp Service Course stem
Stem
unknown — safety-critical · confidence: single-source We can't answer this yet, and this is one where a guess could hurt you.
Why? The facts we compared (2 dimensions compared)
- Handlebar clamp diameter (fitted bar) (safety-critical): bike nothing on file · part 31.8 mm — not on file
- Steerer clamp (stem) (safety-critical): bike 1" (25.4 mm) (single-source) · part 1-1/8" (28.6 mm) — mismatch
Sources:
- Zipp (SRAM) — Service Course Stem — ST-SC-B2 (tier 1, read 2026-08-21)
- woom — woom GO 4 — technical specifications (tier 1, read 2026-08-21)
View specifications

Sources

woom — woom GO 4 — technical specifications (tier 1, read 2026-08-21)

Slots in this region

Parts menu — 7 parts

Zipp Service Course bar tape

Race Face Aeffect R 35 riser handlebar, 780 mm

Salsa Cowchipper flared drop handlebar

Thomson Elite X4 stem, 31.8 mm bar / 1-1/8" steerer

Zipp Service Course SL stem

Zipp Service Course SL-70 drop handlebar

Zipp Service Course stem

Sources