1963 64 Chevy Biscayne Bel Air Rear Seat Speaker NOS GM Factory original Canadian Accessory Rear Seat Speaker kit part #985495 comes with instructions sheet, rear speaker fader control balancing speakers, wiring, top grill cover for speaker size 6 X 9 for the rear packing shelf on Chevrolet Biscayne Bel Air two or four-door cars I have tested the rear speaker sound okay at low volume but high volume become distortion $100. Shipping is available upon request pay with Interac e-Transfer