3D Printed Marshall Major 3 Headphone Hinge Fix Repair PETG 2 Pack Both Sides

PETG replacement hinge 2-pack for Marshall Major III headphones — both sides, press fit, no glue, no tools

Part Details

• Part Name: Headband Hinge Connector
• Fits: Marshall Major III (left and right — same part)
• Material: PETG (stronger than original plastic)
• Color: Black
• Quantity: 2 pieces (one per side)
• Installation: Press fit — no glue, no screws, no tools

Why This Hinge Breaks

• The Marshall Major III hinge is a thin plastic connector that joins each ear cup to the headband and allows it to fold. It is one of the most reported failure points on this model — the plastic cracks or snaps at the hinge pin from repeated folding and everyday wear. Marshall does not sell this part individually. Once broken, the ear cup detaches and the headphones become unwearable. This PETG replacement presses directly into place with no tools and no adhesive, restoring full function immediately.

Compatible Models

• Marshall Major III (all color variants)
• Does NOT fit
• the Marshall Major II, IV, or V — different hinge designs. Message us if you need a different version.
• Cross-Reference OEM Part Numbers
• Marshall Major III hinge connector (no published standalone OEM part number)
• Marshall and Major III are trademarks of Marshall Group AB. These names are used solely for compatibility reference. PartsFindr is not affiliated with, endorsed by, or sponsored by Marshall Group AB.