Cockpit parts for the Giant XTC Jr 24 (2015)

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.

Giant XTC Jr 24 (2015)

The cockpit of the Giant XTC Jr 24 (2015): 5 slots — Shifter, Brake lever, Stem, Handlebar and Bar tape. 2 fit facts 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.

Stem bar-clamp diameter (fitted stem)	25.4 mm (single-source)
Handlebar clamp diameter (fitted bar)	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.
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 25.4 mm (single-source) · part 31.8 mm — mismatch
- Steerer clamp (stem) (safety-critical): bike nothing on file · part 1-1/8" (28.6 mm) — not on file
Sources:
- Giant Bicycles — XTC Jr 24 (2015) — specifications (tier 1, read 2026-08-21)
- Thomson — Elite 31.8mm X4 Stems (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 25.4 mm (single-source) · part 31.8 mm — mismatch
- Steerer clamp (stem) (safety-critical): bike nothing on file · part 1-1/8" (28.6 mm) — not on file
Sources:
- Giant Bicycles — XTC Jr 24 (2015) — specifications (tier 1, read 2026-08-21)
- Zipp (SRAM) — Service Course SL Stem — ST-SC-SL-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 25.4 mm (single-source) · part 31.8 mm — mismatch
- Steerer clamp (stem) (safety-critical): bike nothing on file · part 1-1/8" (28.6 mm) — not on file
Sources:
- Giant Bicycles — XTC Jr 24 (2015) — specifications (tier 1, read 2026-08-21)
- Zipp (SRAM) — Service Course Stem — ST-SC-B2 (tier 1, read 2026-08-21)
View specifications
Race Face Aeffect R 35 riser handlebar, 780 mm
Handlebar
does not fit · confidence: single-source
Why? The facts we compared (1 dimension compared)
- Stem bar-clamp diameter (fitted stem) (safety-critical): bike 25.4 mm (single-source) · part 35 mm — mismatch
Sources:
- Giant Bicycles — XTC Jr 24 (2015) — specifications (tier 1, read 2026-08-21)
- Race Face — Aeffect R 35 Handlebar (tier 1, read 2026-08-21)
View specifications
Salsa Cowchipper flared drop handlebar
Handlebar
does not fit · confidence: single-source
Why? The facts we compared (1 dimension compared)
- Stem bar-clamp diameter (fitted stem) (safety-critical): bike 25.4 mm (single-source) · part 31.8 mm — mismatch
Sources:
- Giant Bicycles — XTC Jr 24 (2015) — specifications (tier 1, read 2026-08-21)
- Salsa Cycles — Cowchipper handlebar (tier 1, read 2026-08-21)
View specifications
Zipp Service Course SL-70 drop handlebar
Handlebar
does not fit · confidence: single-source
Why? The facts we compared (1 dimension compared)
- Stem bar-clamp diameter (fitted stem) (safety-critical): bike 25.4 mm (single-source) · part 31.8 mm — mismatch
Sources:
- Giant Bicycles — XTC Jr 24 (2015) — specifications (tier 1, read 2026-08-21)
- Zipp (SRAM) — Service Course SL-70 Handlebar — HB-DBSC-SL70-B2 (tier 1, read 2026-08-21)
View specifications

Sources

Giant Bicycles — XTC Jr 24 (2015) — specifications (tier 1, read 2026-08-21)

Slots in this region

Parts menu — 7 parts

Zipp Service Course bar tape

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

Zipp Service Course SL stem

Zipp Service Course stem

Race Face Aeffect R 35 riser handlebar, 780 mm

Salsa Cowchipper flared drop handlebar

Zipp Service Course SL-70 drop handlebar

Sources