Installation Measurements IN-DASH MOUNTING FOR GM VEHICLES Figure 2. Typical Mounting using Metal Mounting Adapter Figure 4. Top Mount using Plastic Mounting Adapter. Figure 5. Bottom Mount using Plastic Mounting Adapter. Machine Self . Tapping Screws Plastic Figure 3. Typical Mounting using Plastic Mounting Adapter Figure 6. Bottom Mount using Metal Mounting Adapter. INSTALLATION FOR FORIEGN VEHICLES INSTALLATION FOR DOOR MOUNT Figure 7. Rear Deck Mount for Volkswagen Golf I Figur