Handlebars
Trek Bontrager GR Elite IsoZone Gravel Handlebar
440mm/500mm
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
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Technical data
Specifications
- Clamp diameter
- 31.8 mm
- Handlebar style
- Drop
- Handlebar width
- 440 mm
Catalog trust
Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Sep 21, 2026
- Compatibility review
- Reviewed Sep 21, 2026
Approved technical sources
- Trek official retail product page
- trekbikes.com/us/en_US/equipment/cycling-components/bike-handlebars/road-bike-handlebars/bontrager-gr-elite-isozone-gravel-handlebar/p/5317071ManufacturerSource checked Sep 20, 2026Evidence reviewed Sep 21, 2026