Product Description
MADE IN JAPAN
Gotoh's SD91 tuners are a fanstic replacement or upgrade for your vintage style tuners. Requires vintage sized 11/32" (8.75mm) holes. Or, use conversion bushings (sold separately) to mount them into modern 10mm holes.
Package includes all necessary mounting hardware.
See alternate photo for dimensional drawing.
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
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Gotoh
Gotoh SD91-05M Tuners - 6-inline Nickel
7 Reviews Hide Reviews Show Reviews
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5 Gotoh SD91-05M
Posted by daniel St-jean on 2025 Feb 25th
just install 2 set ( left and right) as replacement on a 12 string and wanted to keep to original look those tuner are stable keep in tune and I.M.O very affordable for Japanese quality . installation was a breeze as they drop in on a Squier jassmaster VII
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5 GOTOH SD91-05M TUNERS - 6-INLINE NICKEL
Posted by Benjamin Bensimon on 2024 May 16th
Great tuning stability!
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5 Gotoh inline tuners.
Posted by Doug on 2024 Feb 9th
Good quality, no issues. I've purchased these in the past and am pleasantly surprised to see they are still great value for the money.
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4 SD91 tuners
Posted by Matt on 2023 Jun 3rd
Great tuners. Smooth rotation, no slipping, lightweight, vintage look. I have the Gotoh SDS510 tuners on another build which cost twice as much, and these are similar in quality and function.
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5 tuners
Posted by J Anderson on 2023 Apr 8th
Perfect product, Amazing service, fast, honest, and great prices. Congrats Nextgen, you guys rock! A+!
*NEW* Q&A

Popular Questions
https://nextgenguitars.ca/categories/...
If the holes are ~8.5mm, the bushings that come with the tuners will be fine. See full answer »
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 See full answer »