Pair purchased as new 4315A's in 1976-77. Fully re-coned, re-edged or re-diaphragmed with JBL components. Finished in JBL gray epoxy. Original 8” 2108 mid bass, 2105 and 2405. Woofers are contemporary JBL 12’s with lower Fs, higher efficiency & power handling. Crossovers refurbished in 2018, all caps, resistors and pots replaced per Kenrick 4315C's. Original iron. Original as built serial numbers.
These 4315’s are true professional studio speakers, with proven upgrades not "audiophile" cult, smoke and mirror witchcraft tweaks.
$4,500 the pair. Pickup or shipping are buyer’s responsibility. Located in Albuquerque. Sell only, no trades.