Models also known as Trim Levels, are used to identify a vehicle's level of equipment or special features.
From the Vehicle History blog
What's the 2006 Ford f250 super duty brake fluid type?
What's the 2006 Ford f250 starter relay location?
What's the 2006 Ford f250 fuel pump relay location?
What's the 2006 Ford f250 diesel fuel tank capacity?
What's the 2006 Ford f250 charcoal canister location?
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