How Thick Are Electric Brake Shoe Pads and When Should They be Replaced

Question

Question:

What is the new thickness of the actual lining and at what measurement is it considered time to replace? Dont want to replace unnecessarily for short trips but also dont to go farther ignorantly thinking I have 50 lining left. 2010 Airstream 19foot Victorinox

asked by: Paul I

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Expert Reply:

On Dexter 12" Nev-R-Adjust Electric Brake Assembly # 23-458 the shoe pad thickness is 3/16 of an inch. Dexter says that you should replace the shoes if the material gets down to 1/16 of an inch thick or less.

expert reply by: Michael H

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Answer 1

Hey Dan! What you have there is a 3,500 lb Lippert axle that is 86" long. If your leaf spring run under the axle you need #LC73PK and if they sit on top of the axle (overslung) #LC33PK. This matches the capacity, length, and spring center…

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Answer 2

Hello Josh. Yes, the Dexter Self-Contained Hydraulic Jack #DX72CR can indeed be welded on. It is intended to be bolted on, but the instructions also cover weld on applications as well.

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Answer 3

Hi Wayne; I would use mineral spirits (no particular brand) to completely clean the old grease off of the bearings and then let them air dry. I would still wipe the bearings down first to get as much off as possible and make the process…

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Answer 4

Are there any visible signs of wear on the magnets like exposed windings then that would indicate they need replacing. Magnets can go bad without showing visible signs of wear though. To see how to troubleshoot them check out the help article I…

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Answer 5

Hi Julie, UC3 is added on to this part number because we offer parts with the same part numbers from multiple manufacturers so a code or extra numbers get added on to differentiate the parts. If you scroll down on the #8-388-80UC3 page you'll see…

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Answer 6

While it is possible to replace just the magnet like part #Replacement Magnet Kit for 12" Electric Trailer Brake Assemblies part #AKBRKR-M12 I highly recommend replacing the entire assembly. It proves very cost effective and can save you labor…

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Answer 7

To determine the size of the brake assemblies you need you have to measure the depth and width of the hub drum on the axle like what you see in the picture I attached. The most common size is 2-1/4 inch wide like the #T4071600-500 that you…

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Answer 8

Based on what information I could find about AL-KO 8490 hub and drums, it is rated for 3,500 pound axles, has a 5 on 4-1/2 bolt pattern, and is a 10 by 2-1/4 inch drum. If this is the case, we have several options for you. I have attached a link to…

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Answer 9

According to my research, AL-KO 8490 references an AL-KO hub for 3,500 lb axles with a 10 x 2-1/4" drum and a 5 on 4-1/2" bolt pattern. For a drum assembly that will work with these hubs I recommend taking a look at the Electric Trailer…

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Answer 10

Based on what we could find, the AL-KO 8490 is a 3,500 lb axle, and your info stating the 5 on 4-1/2" bolt pattern and 10" x 2-1/4" drum size supports that as well. I do recommend verifying what you need by taking apart your current…

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Answer 11

If the surface on the inside of the drum where the shoe pads make contact isn't smooth then a brake shop may be able to turn the drums. If that surface or the surface where the magnet makes contact (called the armature surface) is discolored then…

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Answer 12

You would have to purchase the B&W Tow & Stow 2-Ball Mount - 2" Hitch - 5" Drop, 5-1/2" Rise - 10K - Black, #BWTS10037B as a complete hitch assembly to upgrade to the 2 inch and 2-5/16 inch ball. The different size ball…

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How Thick Are Electric Brake Shoe Pads and When Should They be Replaced

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