MADE IN JAPAN
Gotoh's SD91 tuners are a fantastic replacement or upgrade with the correct vintage 1:15 gear ratio. Requires vintage sized 11/32" (8.73mm) holes. Or, use conversion bushings (sold separately) to mount them into modern 10mm holes.
Package includes all necessary mounting hardware.
Orientation Guide:
Bass Side = Left side of the headstock = For a standard right-handed (or left-handed reverse) headstock
Treble side = Right side of the headstock = For a standard left-handed (or right-handed reverse) headstock
Mounting Details:
- Hole Size Required: 11/32" (8.73mm)
- Bushing Type: Press-fit
- Maximum Headstock Thickness: 17.75mm
- Hole Spacing: MUST BE 23.8mm
- Mount Type & Position: Multi-screw, inline (see dimensional drawing for details)


