Wire Loom | etrailer Includes wiring, 7-way harness, wiring Wire loom protects wiring from the elements and allows wires in and out along any point of the loom for easy installation Mounting pads have adhesive backing for securing cable ties Kit includes: Electric-Hydraulic Brake Actuator. Disc Brakes. Hydrastar Amazon: harley trailer wiring harness Amazon: harley trailer wiring harness. WIRING HARNESS, LOOM, FLEXABLE WIRE COVER (5 FEET) $20 $ 20. 95. FREE Shipping. Only 9 left in stock - order soon. CURT 58750 Trailer-Side 4-Way Flat Trailer Wiring Harness Connector Dust Cover, 4-Pin Trailer Wiring. 4.4 out of 5 stars 96.