RLP Rear Door Wiring Harness for Dodge Ram 1500/2500/3500/4500/5500 (2004–2010) — Direct-Fit OEM-Style Replacement, Connector Incl

This RLP rear door wiring harness is a direct-fit replacement assembly that restores electrical connections for the rear doors on select 2004–2010 Dodge Ram trucks.

If a rear door on your Dodge Ram is experiencing power window, lock, or speaker issues due to a damaged jumper harness, this RLP assembly provides a ready-made OEM-style solution. Manufactured to meet strict quality controls, the harness is built from durable materials and includes the proper connectors to match original equipment part numbers for an easier swap. It’s intended for specific Ram cab and model year ranges—confirm compatibility with your truck before installation.

Which Dodge Ram models and years will this harness fit?

This rear door jumper wiring assembly fits a range of Ram models across the mid-2000s era. It supports single- and dual-rear-door configurations within the stated year ranges but is not for Mega Cab models.

• Compatible with Dodge Ram 1500: 2004–2008
• Compatible with Dodge Ram 2500: 2004–2009
• Compatible with Dodge Ram 3500: 2004–2010
• Compatible with Dodge Ram 4500 and 5500: 2008–2010

How does this RLP harness match original equipment?

The assembly is designed to replace common OEM part numbers and mirror factory connector layouts so it plugs in where the original did. The harness uses equivalent terminals and insulation to maintain reliable electrical continuity and weather resistance in door cavities.

• Replaces part numbers such as 645-506 and 56051694AA
• Factory-style connectors and terminal types for direct swap
• Durable insulation to protect wiring in the door jamb environment

What tools and steps are needed to install the replacement harness?

Installation is straightforward for a DIY-savvy owner or a professional technician. You’ll remove the interior door panel, access the door insulation, unplug the old harness, and install the new assembly before re-sealing and reassembling the door panel.

• Basic tools: trim pry tools, screwdrivers, and pliers
• Steps: remove panel, peel back insulation, unplug old harness, connect new harness, restore insulation and panel
• Average time: 30–90 minutes per door depending on experience

What quality and warranty support does RLP provide?

RLP supplies this harness as a brand-new aftermarket replacement produced under controlled manufacturing standards. The product includes a limited warranty and customer support to address fitment or defect concerns.

• 100% new replacement harness built to quality checks
• 12-month limited warranty with refund or replacement options
• Customer service available for fitment or installation questions

Who is this for: The RLP rear door wiring harness is aimed at Dodge Ram owners and mechanics who need a reliable, OEM-style replacement for worn, frayed, or broken door jumper wiring in the specified model years. It’s appropriate for drivers experiencing intermittent power windows, locks, or speaker failures caused by faulty door wiring, and for workshops performing routine electrical repairs on mid-2000s Ram trucks. Before ordering, verify your truck’s model and year compatibility and cross-check original part numbers to ensure a proper fit.