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1974 Ric 4000 features: cresting wave shaped headstock, Kluson riveted tuners with slot head screws, plexiglass truss rod cover, dual truss rods, 20 frets, glued in set neck with skunk stripe, dot fret markers, no binding, two piece body, white pickguard, four pole pickup including cover and chrome surround, two black heptagonal knobs, non "gaptooth" bridge with strings mute, mono input jack, black Tolex case with blue interior.

The letters on the chrome input jack plate determine the year and month of production. The digits indicate the number of production. Some examples of 1974 Rickenbacker serial numbers are:

NA xxxx 1974 January
NB 117x 1974 February
NC 142x 1974 March
ND 222x 1974 April
NE 318x 1974 May
NF 400x 1974 June
NG 462x 1974 July
NH 545x 1974 August
NI xxxx 1974 September
NJ 631x 1974 October
NK 681x 1974 November
NL 166x 1974 December