Union GH-189 derailleur hanger for Trek

The Union GH-189 derailleur hanger is the replacement part for mounting the rear derailleur on many Trek bikes with a 12 mm thru-axle. It is used to replace a bent or broken hanger.

• Fits various Trek models, including Fuel EX, Remedy, and Slash
• For a 12 mm thru-axle, with a standard internal mount and 1 hole
• Black cast aluminum, a replacement part to keep on hand in case the hanger bends
• Also compatible with Session 12x157 and Full Suspension 12x148 from 2016
• Check your Trek's model, year, and axle size before ordering

Technical specifications

• Model code: GH-189
• EAN: 8590966391899
• Product type: Derailleur hanger
• Color: Black
• Material: Cast aluminum
• Axle diameter: 12 mm
• Mount type: Standard mount, internal frame mounting, 1 hole
• Compatibility (brand): Various brands, including Trek
• Compatibility (Trek 12x142 thru-axle, examples): Fuel EX carbon and aluminum 2011-2017; Remedy carbon and aluminum 2011-2017; Slash 2012-2017; Top Fuel 2017
• Compatibility (Trek 12x157 / 12x148 thru-axle, examples): Session 12x157 2012-2016; Full Suspension (all) 12x148 2016