2023 GMC Sierra 2500 Air Filter

Seal 171255UC has an inner diameter of 1.719 inches and outer diameter of 2.565 inches. A seal that has those dimensions would actually be #58846. I've added a link to a video review of this seal for you to take a look at.

Normal operating temperatures for drum brakes range from 150-400 degrees F. During certain stopping conditions the brake heat can exceed 600 degrees. The effectiveness and stopping power of the brakes is significantly reduced at these higher…

The Tekonsha OEM Vehicle Wiring Harness #22121 that you referenced includes all the wiring and parts necessary to install a fully functional 7-Way connector and trailer brake controller. The included brake controller harness is compatible with and…

I would be happy to help you set up your 2022 Toyota Highlander to haul your new travel trailer. The wiring harness you currently have controls your trailer's lighting functions only. You do not need to rewire your Toyota you just need another…

By "mobile home type bolt pattern" I believe you are talking about a 5 spoke utility bolt pattern such as what is on the Dexter Trailer Hub and Drum Assembly - 6,000-lb and 7,000-lb Axles #8-174-5UC3. To measure your axle from hub face to…

It sounds like when the Redarc Tow-Pro Elite Brake Controller #RED44FR was installed on your 2022 Toyota Highlander that they may have damaged the brake signal wire or tied into the wrong wire. I recommend taking it either back to the shop who…

The correct replacement for a Demco Master Cylinder 05680-C is the Replacement Master Cylinder part #5650. I spoke with Demco to confirm this for you.

You mentioned a 20 ton (40000 lbs) tag trailer with disc brakes. If you have a 20 ton trailer it would most likely come with air brakes. Next, you mention a tandem axle trailer with two 10000 lb axles and disc brakes, so I am thinking you were…

If the touch pad is showing "Retract Time out Return Levelers for service" all you need to do is hit, enter and retract at the same time. That will clear that code. I confirmed this with our contacts at Lippert.

Since you have 3,500 lb axles you'd want a bearing kit for this axle capacity and not a 7k axle as the bearings and seals are totally different. For a 3,500 lb axle you'd want the part #BK2-100 instead. This comes with the correct size seal…

Your trailer's brakes will not lock up from the battery in a breakaway kit, like the Hopkins Brake Master #HM20001 being dead. If the breakaway battery is dead there won't be any power supplied from the system and it wouldn't have any…

The breakaway system battery is not related to whether or not your truck will sense a trailer connection. It actually will look for the slight amperage draw that brake magnets create to determine this. While I strongly recommend waiting to have your…