The ALP-HRN-CAMCH Wrangler JK specific custom harness is the correct length (4-foot RCA Input Cable) to reach down to the passenger side kick panel where the connection is made. It is a perfect match for the Jeep Wrangler specific Spare Tire Rear View Camera System (HCE-TCAM1-WRA). It also works with any Alpine rear view camera system that has a universal connection, like the HCE-C114, HCE-C125, or the HCE-C305R. After installation, the factory radio will require programming to activate the camera input. Programming to open the camera input required by your local Jeep dealership.