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7-Pin to 4-Pin Adapter. Towing Wire Harnesses and Adapters.

Part Number: PT79189040
Supersession(s): PT791-89040
View PT79189040 7-Pin to 4-Pin Adapter. Towing Wire Harnesses and Adapters. Full-Sized Product Image
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For the smaller towing jobs, this easy-to-install adapter converts a 7-pin round to a 4-pin flat connector.

  • Designed to work specifically with the Toyota Towing wire harness
  • Allows a standard four-way flat-wired trailer to be connected without the need to rewire the trailer or purchase additional harnesses
  • Provides higher level of towing flexibility while protecting vehicle's wiring

Fits LX 570 (2008 - 2021)

  • NUMBER OF PINS: 7-pin/4-pin

Before towing, confirm that your vehicle and trailer are compatible and properly hooked up and loaded, and that you have any necessary additional equipment. Do not exceed any Weight Rating and follow all instructions in your Owner’s Manual. The maximum you can tow depends on the total weight of your cargo, occupants and available equipment.

Your Price

$ 22.18
MSRP and price exclude taxes, installation, shipping, and dealer charges. Dealer sets actual price. Contact dealer for limited warranty, inventory level, and return policy details.

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Lexus of Lincoln

8585 S. 37th Street, Lincoln, NE, 68516

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Product Fitment Notice

While every reasonable effort is made to ensure the accuracy of this data, we are not responsible for any errors or omissions contained on these pages. Please verify any information in question with a Toyota sales representative. Before purchasing, please check your vehicle Owner’s Manual or contact your participating Toyota dealer to ensure that the accessory(ies) you have selected are the correct fit for your vehicle.