For photos, click on the links below:

1967 Ric 4000 features: cresting wave shaped headstock with walnut wings, Kluson riveted tuners with flathead screws, plexiglass truss rod cover with logo but no model name, full width neck through body design with no skunk stripe, 20 frets, dot fret markers, no binding, white pickguard, clear plexiglass thumb rest, horseshoe shaped bridge pickup with large chrome surround, two black heptagonal knobs, chrome "gaptooth" bridge including mutes, blue molded capacitor, pots cavity marking, mono input jack plate, silver case with blue interior.

The letters on the chrome bridge plate determine the year and month of production. The digits indicate the number of production. Some examples of 1967 Rickenbacker serial numbers are:

GA x 1967 January
GB x 1967 February
GC x 1967 March
GD 172x 1967 April
GE 232x 1967 May
GF 273x 1967 June
GG x 1967 July
GH x 1967 August
GI x 1967 September
GJ x 1967 October
GK x 1967 November
GL x 1967 December