Here's a breakdown of why it's complex and what's involved, highlighting why professional installation is strongly recommended:
* No Factory Provision: The 2007 Ram 1500 didn't offer a factory rear sliding window option in the standard cab configurations. Adding one requires significant modifications.
* Cutting the Body: You'll need to precisely cut a large opening in the rear side panel of the truck's cab. This requires specialized tools and skills to ensure a clean, straight cut without damaging the surrounding metal. Incorrect cutting can lead to rust and weakening of the body.
* Welding (Likely): Unless you are using an aftermarket kit specifically designed for this (and even then it's less likely), you'll likely need to weld reinforcements around the opening to maintain structural integrity. This requires welding skills and equipment.
* Window Frame/Mechanism: You'll need to source a suitable sliding window frame and mechanism, which are not readily available aftermarket. You'll likely have to modify parts from different vehicles or custom fabricate parts.
* Sealing: Proper sealing is critical to prevent leaks and water damage. This requires specialized sealants and expertise to ensure a watertight and weatherproof seal.
* Electrical (If Power): If you want a power window, you'll need to run wiring, install a switch, and connect it to the truck's electrical system. This requires knowledge of automotive electrical systems.
* Glass: You'll need to source appropriate safety glass.
In short: This isn't a DIY project for the average person. The cost of the materials, tools, and potential for mistakes significantly outweighs the cost of professional installation. Contact an experienced automotive body shop or truck customization specialist to get a quote and have the work done professionally. They have the tools, expertise, and experience to ensure the job is done correctly and safely.