Recommended OEM and Replacement               Speakers   Woodradios.com has an excellent selection of speakers for vehicles requiring replacement of original speakers to fit existing mounting. For GM cars we carry; Original Delco 10 ohm Speakers in the following configurations; 6X9 (when available) 4X10  (suitable for Studebaker applications also) Also; Replacement 4 and 6 ohm speakers in the following configurations; 6X9 5X7 4X10 For the Mopar B-Body 3 speaker dash car WoodRadios.com carries a low profile  8 watt speaker that is an exact fit replacement !!!! 4"  WR-4-SPS