What size speakers are in the rear door of a 06 Silverado Crew Cab?
The rear doors on a 2006 Chevrolet Silverado Crew Cab typically use 4x6 inch speakers, though trims and audio packages can affect the exact size. If you’re planning a replacement or upgrade, verify the specific build of your truck to be sure.
Overview of rear-door speaker sizes on the 2006 Silverado Crew Cab
GM’s Silverado lineup in 2006 shared a common chassis with variations in audio options by trim level. The standard configurations most commonly yield 4x6 inch rear-door speakers. In some premium setups or with aftermarket modifications, different sizes may appear, so it’s wise to confirm for your exact vehicle.
Common sizes you might encounter
When shopping for replacements or upgrades, you may encounter a couple of sizes that appear in references for the 2006 Silverado Crew Cab. The most typical rear-door size is 4x6 inches. In rarer cases tied to higher-end audio packages or aftermarket installs, other sizes such as 6x9 inches have been reported. Always confirm by checking your vehicle directly.
- 4x6 inches (most common rear-door size for standard configurations)
- 6x9 inches (less common, typically tied to certain premium setups or aftermarket changes)
Knowing the exact rear-door speaker size helps ensure you select a compatible replacement and avoid fitting issues during upgrades.
How to verify your exact size
The steps below guide you to confirm the correct rear-door speaker size for your specific Silverado Crew Cab, which is essential before purchasing replacements or upgrading the system.
- Remove the rear door panel carefully to access the speaker. Use a trim tool and proper screwdrivers to avoid damage.
- Measure the mounting hole diameter and assess the available depth to determine which speaker dimensions fit (typical options are 4x6 or 6x9, but measure to be certain).
- Look for a model or part number on the speaker itself or check the door’s inner panel for a sticker listing OEM specifications.
- Consult the vehicle’s service manual or GM parts catalog using your VIN to confirm the factory-specified rear-door speaker size for your exact build.
- If in doubt, contact a Chevrolet dealer with your VIN; they can pull the precise factory specification for your truck.
With precise measurements, you can confidently choose a replacement that fits without modifying the door or installation area.
Additional notes on trims and aftermarket upgrades
Trims with premium audio packages, such as those featuring a Bose system or other upgraded radios, may have different rear-door configurations compared to the base setup. Aftermarket speakers are often designed to fit a range of sizes, but exact measurement is key to a clean fit and proper grille clearance.
Summary
The default rear-door speaker size on a 2006 Silverado Crew Cab is commonly 4x6 inches, but there can be variation based on trim and audio package. To ensure compatibility, verify the exact size on your vehicle by removing the door panel and measuring, checking the OEM part numbers, or consulting the VIN-specific service information. This careful check will guide a correct replacement or upgrade.
