Glad to see my photos are still helping people change out the cubby. To give you an idea of what my screen size was in those photos, this is the screen I have:
Al & Ed's Autosound - Accele 7" Headrest Monitor With Mounting Bezel
Key Features:
7" Widescreen Display
NTSC/PAL Input Signal
1440 x 234 Resolution
Brightness 300 NIT
Dimensions (HxWxD) 4 15/16" x 7 1/2" x 3/4"
Hole - 7 1/8" x 4 1/2"
Auto Turn On
Auto Video Source On
Measurements Raw (HxWxD) 4" x 6 3/4" x 3/4"