In a message dated 97-09-03 13:05:12 EDT, you write: << Norm, <I was wondering if any of you know what size speakers are in the rear panel of our Syclone trucks.> If I remember correctly, the rears are 4x10. Chooey SMA >> My 95 S10 uses 4x10 in the back, so it sounds logical. GregW www.geocities.com/~h8fords sportmachines.com 95 S10 SS ext cab 82 Yamaha Virago 750 Naperville, IL