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    Gretsch

    G6120T2022

    The Gretsch G6120T is the guitar that put Gretsch on the map for rockabilly and twang, a fully hollow body with an ebony board and that unmistakable Chet Atkins pedigree.

    14 mods reviewed: 5 drop-in, 6 need verification, 3 need modification.

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    The Gretsch G6120T is the guitar that put Gretsch on the map for rockabilly and twang, a fully hollow body with an ebony board and that unmistakable Chet Atkins pedigree. It uses genuine Filter'Tron pickups, smaller and differently mounted than a standard humbucker, so pickup swaps need Filtertron-specific replacements or mounting hardware, not generic humbuckers. The specific Bigsby model fitted hasn't been independently confirmed, which matters for sourcing an exact replacement.

    Quick facts

    Tailpiece

    Bigsby Vibrato Tailpiece

    String spacing

    50.8mm (2")

    Scale length

    24.6" (625mm)

    Tuner hole size

    10mm (25/64")

    Nut width

    42.86mm (1.687")

    Not published by Gretsch: bridge mounting spacing. Measure this before buying a bridge.

    Watch out

    The specific Bigsby model fitted to this guitar has not been confirmed. Bigsby build several units that suit hollowbody Gretsch guitars and they differ in mounting and string path, so confirm which one is on yours before buying replacement parts or an adapter for it.

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    Bridge

    2 options
    Illustration, photo coming soon

    Schaller GTM Tune-o-Matic Roller Bridge (Gretsch Post Spacing)

    Likely drop-in

    Built specifically for Gretsch bridge post spacing rather than adapted from a Gibson-style Tune-o-matic. Should drop onto the existing posts.

    Why we say this

    Schaller markets the GTM specifically for Gretsch post spacing, 74.0 to 74.5mm, a purpose built alternative to adapting a Gibson market Tune-o-matic. This range matches the genuine Gretsch Adjusto-Matic post spacing of 74mm per Gretsch's own OEM part listing.

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    Gotoh GE103B-T Tune-o-matic Bridge (Metric)

    Gotoh GE103B-T Tune-o-matic Bridge (Metric)

    Needs verification

    Reports on whether this fits are mixed. Measure your existing bridge post diameter before ordering, some owners get a clean fit and others do not.

    Why we say this

    Owner reports are mixed. Some Gretsch owners confirm the GE103B-T as a drop-in on guitars with genuine Adjusto-Matic bridges, while at least one owner reports it did not fit their guitar. Stud diameter, 4mm ABR-1 style versus 6mm Nashville style, needs confirming before buying.

    Help confirm this fit

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    Pickup

    6 options
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    Lollartron Filter'Tron-Style Humbucker Set

    Likely drop-in
    Soldering

    Built to match the pickup route already on this guitar. Should fit without route work.

    Why we say this

    Built to genuine Filter'Tron dimensions, matching the FT-67 Filter'Tron route already on this guitar.

    Illustration, photo coming soon

    TV Jones Super’Tron Neck Pickup

    Likely drop-in
    Soldering

    Should fit the existing pickup route with the Universal mount option, matching your guitar's genuine Filter'Tron-style pickups.

    Why we say this

    Guitar ships with genuine Filter'Tron pickups per its own record, a real match for this pickup's Universal mount option, which is built specifically for standard Filter'Tron-sized routes.

    Illustration, photo coming soon

    TV Jones T-Armond Single-Coil Pickup Set

    Likely drop-in
    Soldering

    Mounts like a standard Filter'Tron swap, but this is actually a single-coil pickup under that cover, a real tone difference, not just a fit question.

    Why we say this

    Mounts in the standard Filter'Tron footprint, but this is a single-coil pickup under a Filter'Tron-shaped cover, not a humbucker, worth knowing before buying for the tone rather than just the fit.

    Illustration, photo coming soon

    TV Jones TV Classic Filter'Tron Pickup Set

    Likely drop-in
    Soldering

    Built to match the pickup route already on this guitar. Should fit without route work.

    Why we say this

    Purpose-built to Filter'Tron dimensions, matching the FT-67 Filter'Tron route already on this guitar.

    DiMarzio DP151 PAF Pro Humbucker

    DiMarzio DP151 PAF Pro Humbucker

    Requires modification
    SolderingRouting

    This is built for a standard humbucker route, larger than this guitar's Filter'Tron route. Route work or adapter hardware is needed, not a straight swap.

    Why we say this

    Standard humbuckers are built to a larger footprint than the Filter'Tron route on this guitar, the same route size mismatch that applies to the Seymour Duncan JB SH-4 listed for this guitar. Route work or Filter'Tron-specific adapter hardware would be needed, not a straight swap.

    Help confirm this fit

    See also

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    View at AmazonAlso at Andertons.
    Illustration, photo coming soon

    Seymour Duncan JB SH-4 Humbucker (Black)

    Requires modification
    SolderingRouting

    This is built for a standard humbucker route, larger than this guitar's Filter'Tron route. Route work or adapter hardware is needed, not a straight swap.

    Why we say this

    Standard humbuckers are built to a larger footprint than the Filter'Tron route on this guitar. Fitting this means route work or Filter'Tron-specific adapter hardware, not a straight swap.

    Help confirm this fit

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    Tuner

    5 options
    Illustration, photo coming soon

    Gotoh SG381 Locking Tuners (Magnum Lock-Trad), 3+3

    Needs verification

    Hole size should be close, but Gretsch tuner mounting patterns vary by model and this one has not been confirmed.

    Why we say this

    Gretsch tuner mounting conventions vary by model and this has not been confirmed for the G6120T specifically.

    Help confirm this fit

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    Gotoh SG381 Tuners (Standard, Non-Locking), 3+3

    Gotoh SG381 Tuners (Standard, Non-Locking), 3+3

    Needs verification

    Hole size should be close, but Gretsch tuner mounting patterns vary by model and this one has not been confirmed.

    Why we say this

    Gretsch tuner mounting conventions vary by model and this has not been confirmed for the G6120T specifically.

    Help confirm this fit

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    Illustration, photo coming soon

    Grover 102 Rotomatic Tuners

    Needs verification

    Hole size should be close, but Gretsch tuner mounting patterns vary by model and this one has not been confirmed. Worth checking screw hole spacing before ordering.

    Why we say this

    Gretsch tuner mounting conventions vary meaningfully by model, this has not been confirmed for the G6120T specifically, and forum reports are mixed across the Gretsch range.

    Help confirm this fit

    £129.99 at Andertons

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    Grover 502 Roto-Grip Locking Rotomatics Tuners 3 x 3

    Grover 502 Roto-Grip Locking Rotomatics Tuners 3 x 3

    Needs verification

    Post hole size on this guitar has varied by production year in owner reports, from around 8.5mm up to a full 10mm. Measure your existing tuners before ordering.

    Why we say this

    Owner-measured tuner post holes vary by production year on this guitar family. A 2016 owner measured 8.5mm, while other Electromatic-era owners have measured 9.75mm to a full 10mm on similar models, the last requiring shimming for a clean fit. Confirm your own guitar's post size before ordering this 10mm-post tuner.

    Help confirm this fit

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    Illustration, photo coming soon

    Kluson Revolution Diecast Locking Tuners

    Needs verification

    Hole size should be close, but Gretsch tuner mounting patterns vary by model and this one has not been confirmed. Worth checking screw hole spacing before ordering.

    Why we say this

    Gretsch tuner mounting conventions vary meaningfully by model, some accept a standard Gibson-style two-screw Kluson mount cleanly, others use a different screw spacing that does not line up without a mounting plate or new holes. This has not been confirmed for the G6120T specifically, and forum reports are mixed across the Gretsch range.

    Help confirm this fit

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    Tailpiece

    1 option
    Illustration, photo coming soon

    Bigsby B6C V-Cut Vibrato Tailpiece

    Requires modification
    Drilling

    Even though this is a genuine Bigsby-to-Bigsby swap, owners consistently report the mounting holes do not line up. Budget for filling the old holes and drilling new ones.

    Why we say this

    Multiple Gretsch owner reports describe swapping between Bigsby models on this bridge and body style as consistently needing new mounting holes. The center screw sometimes lines up, but the outer mounting holes almost never do, and the old holes stay visible under the new plate unless filled first.

    Help confirm this fit

    This page has 9 open questions

    If you have fitted any of these to this Gretsch G6120T, tell us what you found and we'll update the data.