Cadillac Seville Speaker Size

Front Door Panel Speaker

Rear Door Panel Speaker

Rear Deck Lid Speaker

Dashboard Speaker

Cadillac Seville Speaker FAQ

Which speakers should I upgrade first in my Cadillac Seville?

Replace the front door speakers first. They handle most vocals and midrange frequencies where you'll notice the biggest improvement. The 6.5 inch front doors (1998-2004 models) or 5.25 inch units (1992-2001) are your primary sound sources. Component speakers work better than coaxials here - you get separate tweeters and woofers with better frequency separation. Rear speakers can wait since they mostly provide fill and ambiance.

Can I install component speakers in all Cadillac Seville door locations?

Most door panels support both coaxial and component types, but tweeter mounting varies. The 1994-1995 Cadillac Seville already has separate 1 inch tweeters, so component installation might be easier. Check if your door panels have tweeter mounting points or if you need custom brackets. Component crossovers typically fit behind door panels, though space can be tight. Coaxials are simpler if you want decent sound without extensive modification.

What power rating should I look for in Cadillac Seville replacement speakers?

Target 50-75 watts RMS for front speakers, though most aftermarket units handle 20-100 watts safely. The factory system probably pushes 15-25 watts per channel. Higher sensitivity ratings (90+ dB) matter more than power handling - they'll sound louder with less amplifier power. Look for 4-ohm impedance to match your factory head unit. Component speakers often need slightly more power than coaxials since you're driving separate drivers.

Why does my Cadillac Seville have different speaker sizes across different areas?

Door panels use smaller drivers (4-6.5 inch) for better midrange clarity and fitting constraints. Rear deck 6x9 speakers provide bass extension and rear fill - their oval shape fits the available space better than round drivers. Dashboard speakers (4x6 inch on older models) handle upper frequencies and create a wider soundstage. The 1 inch tweeters in some models focus purely on high frequencies above 3-4 kHz.

Should I keep the rear deck speakers when upgrading my Cadillac Seville audio system?

Depends on your listening preferences. Rear deck 6x9 speakers add bass response and spaciousness, but can muddy the soundstage if poorly positioned. Some audiophiles disconnect them entirely, focusing on front speakers only. If you keep them, consider running them at lower levels or with a slight delay. The coaxial/triaxial types in the rear deck work fine for fill, but avoid overpowering your front stage with too much rear output.