John Mayer’s 2014 Fender Custom Shop Nickel Plated Stratocaster
This is one of the more unique guitars of John’s. He started using it around 2014, and it appears to be a 50s style model with a maple neck and a visible truss rod on the headstock – meaning that the guitar is not based exclusively on the vintage specs. The finish on the guitar seems to be one-of-a-kind since it looks too shiny to be Inca Silver or really anything from the Fender catalog.
The guitar was used occasionally during 2014 as well as on some studio projects during that year [Barbra Streisand – Come Rain or Come Shine with John Mayer]. As far as the specs, it likely features all of the hardware from the JM Signature Strat, but this is obviously not one-hundred percent true.
One of our readers managed to dig up an old tweet of John from 2014 in which he mentions the said guitar and clears up the mystery behind it: