1979 Ric 4001-S Bass

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1979 4001-S features include: Cresting wave shaped headstock, Kluson riveted tuners with phillips head screws, black plastic bushings and shims under the tuner plates, raised logo on white or black plastic truss rod cover (plexiglass on left hand models), pearloid dot fret markers, glued in neck with skunk stripe, 20 frets, no binding, four pole neck pickup, four pole bridge pickup including cover and chrome surround, white or black pickguard, black heptagonal shaped knobs with words on silver tops, 3 way pickup toggle switch, chrome bridge assembly including mutes, mono input jack plate, black Tolex case with blue or red interior, strapholder.

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 1979 Rickenbacker serial numbers are:

SA 38x 1979 January
SB 64x 1979 February
SC 147x 1979 March
SD 196x 1979 April
SE 261x 1979 May
SF xxxx 1979 June
SG 340x 1979 July
SH 443x 1979 August
SI xxxx 1979 September
SJ xxxx 1979 October
SK 504x 1979 November
SL xxxx 1979 December