Curt Brake Controller Wiring for a 2021 Ram 1500

Question

Question:

I have a CURT Venturer Time-Delay Trailer Brake Controller 51110 and need the wiring harness to connect it to a 2021 RAM 1500 Laramie with a 5.7 HEMI 4WD

asked by: Bill M

0

Expert Reply:

Hey Bill, thanks for reaching out!

What you're needing is the Curt Custom Wiring Adapter for Trailer Brake Controllers # C51458. This plugs right in under your dash and then plugs into the controller directly.

What kind of trailer do you normally tow?

expert reply by: Jon G

0

Bill

7/8/2025

I pull a 20 foot open trailer with a car on it.

Jon G.

7/8/2025

@Bill Sweet! Is it a show car?

Answer 1

Actually, the P3 now has the upgraded axis accelerometer like the P2. The Tekonsha P3 Trailer Brake Controller #90195, will work with both electric over hydraulic brakes on the trailer as well as electric brakes. It has a menu option on the display…

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Answer 2

Hey Elle, thanks for reaching out. You asked a good question so I went and grabbed one of the Weigh Safe Aero Hitch #WS87MR from our warehouse so I could measure it. In the lowest position, from the center of the hitch pin hole to the top of the ball…

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Answer 3

Since the slot dimensions and capacity of different brands of E-Track are identical, really the only differences are the finish and the lengths the tracks are sold in. If you're using the E-Track in an area where aesthetics are important, you can…

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Answer 4

Hello Brian, thanks for reaching out. Unfortunately, no, Weigh safe does not make another ball size for the Aero Hitch. You will need to use the clamshell.

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Answer 5

Tom, unfortunately the controller 2020003067 is not going to work in place of the 289252, so It would need to be replaced with the 289252. I have also confirmed this with Lippert to make sure.

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Answer 6

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 7

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 8

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

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Answer 9

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Answer 10

To install a Redarc Tow Pro Liberty in your 2023 Toyota Tacoma Sport you will need the following parts: Redarc Tow-Pro Liberty Brake Controller item #RED24FR Plug-and-Play Wiring Harness for Redarc Tow-Pro Trailer Brake Controllers item #RED99FR…

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Answer 11

The 5.30-12 tires, being wider, are going to make more contact with the road. This means that the noise, and heat build up will be higher than a 4.80-12 tire but the rolling resistance will actually be less because the tire is larger diameter. The…

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Answer 12

The OEM prep package consists of 4 "pucks" in the bed of the truck that will allow you to drop in puck style hitches for easy installation and removal, that gives you a completely clear bed when not in use. The B&W Companion OEM 5th…

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Curt Brake Controller Wiring for a 2021 Ram 1500

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