Replacement 80MM Dust Cap or Grease Cap

Question

Question:

Description: 80mm Dust Cap Number Pieces: 1 Specs: Diameter: 80mm Material: Steel Notes : Also known as hub caps.

asked by: Jennifer

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Expert Reply:

The closest option we have to the 80mm (3.14961") dust cap is Fulton Grease Cap part # F001531 which has an inner flange diameter of 3.155". If you measure the hub bore of your hub I can make sure you are getting the correct size. I have attached a diagram for your reference.

expert reply by: Heather A

0

click to enlarge

Answer 1

Bearing Buddy bearing protector grease caps are made in many sizes and we carry those most often used in recreational trailering. You can see all Bearing Buddy parts we have by clicking on the page I linked for you. Bearing Buddy grease caps are made…

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Answer 2

You can measure either the outer diameter of the part of the dust cap that fits into the hub OR the inner diameter of the hub where the dust cap goes using calipers such as #PTW80157. Calipers are needed because the measurement has to be as accurate…

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Answer 3

The closest grease caps we have available to the 2.04 inch hub bore diameter you provided are the Bearing Buddies #BB2047. These are designed for 2.047 inch hub bores so they should work great. They will replace the existing grease caps and provide…

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Answer 4

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 5

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 6

The difference between an load range C and load range D tire in the same size is the capacity and psi rating. The two tires will still have the same dimensions and fit on the same wheel. The D rated tire has a higher capacity. For a ST175/80D13 like…

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Answer 7

Even though I cannot comment specifically on the grease you used because I am not familiar with it, I can tell you the best grease for trailer bearings is a a grease with a rating of GC-LB, which just means it is made to withstand very high…

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Answer 8

To determine the size of the hub assembly you need to purchase you have to determine which bearings are in the old assembly. If the old assembly has L44649 inner bearings, you would use the hub you chose #8-258-5UC1. If the inner bearings are marked…

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Answer 9

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 10

Load range B trailer tires are going to have a lower capacity than C load range tires. Basically that, psi rating, and the ply rating are the only differences. A higher load range tire would last a little longer than lower load ranges of the same…

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Answer 11

To find the load capacity for your axle you should look on the trailer VIN plate or sticker that lists the VIN number. The weight rating of the axle should be listed on that same plate or sticker. Also, the axle could have a tag or plate on it that…

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Answer 12

You will have to go with a sliding hitch to allow the trailer to make tight turns. For a trailer 8 feet wide the only bed length that's going to allow 90 degree turns without a slider is a stationary hitch. That being said you have two options.…

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Replacement 80MM Dust Cap or Grease Cap

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