The Curt 7-Way RV Blade Replacement Harness is designed to replace an existing 7-way plug on your trailer and supply power for tail lights, turn signals, electric trailer brakes, a 12-volt battery, reverse lights, and brake lights, as well as a ground connection. It features color-coded wires for easy splicing into your trailer’s wiring system. With an 8′ cable and protective plastic sleeve, this harness is perfect for RV travel trailers, providing more than enough length to accommodate your vehicle-trailer combination and maintaining a solid electrical connection in spite of the elements. This 7-way RV blade connector is a male-end plug, specifically designed for the trailer side of the connection.
• Replaces the trailer-end plug of any 7-way harness
• Interchangeable with other 7-way RV blade connectors
• 7-way connects tail, brake, reverse, turn signals, brakes, and auxiliary power
• 8′ cord length for convenient installation
• Color-coded wires for easier splicing
• Wires protected by heavy-duty, weather-resistant cable
Before You Order
Verify part number 56622 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 56622 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.









