Replacement Spindle and Hub/Drum for Trailstar with 3500 lb Axle

Question

Question:

Gvwr 4200 Trailstar tracker Q5SA 5 on 4-1/2 I think it’s a 3500 lb axle

asked by: James L

0

Expert Reply:

If you can get me the axle capacity and the wheel bolt pattern of your trailer I can help you pick out the correct spindle and hub for it.

expert reply by: Jameson C

0

James O.

6/17/2021

Gvwr 4200 Trailstar tracker Q5SA 5 on 4-1/2 I think it’s a 3500 lb axle

Reply

Jameson C.

6/17/2021

For a spindle you'd want the part # TRU74FR. Then for a hub/drum you'd want the # AKHD-545-35-G-K.

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Answer 1

Overpacking the trailer hub with grease is the number one reason for grease seal failure. For a boat trailer I would recommend re-packing the hubs by hand with grease once per season and you'd be fine. I don't like recommending people use…

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Answer 2

To determine which grease cap plug fits the caps on your trailer you will need to measure the opening in the cap. The best way to measure is to use digital calipers such as #PTW80157. Replacement plugs #RG04-010 fit a 1.18 inch opening. That is just…

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Answer 3

It sounds like your trailer has the stubby spindles on it that are usually associated with boat trailers. It is possible that you will need a special dust cap to fit it if there isn't enough space for a standard one (the trailer manufacturer…

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Answer 4

The Grease Cap Plug #DC-RP used on axles is generally one common size. This plug is designed to fit a grease cap with a 1.18" diameter opening. We also have them available as a Set #RG04-010 for one axle.

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Answer 5

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 6

The BTR and BT8 denotations refer to the spindle, not the trailer hub. The difference between a BTR and BT8 spindle is that the BTR spindle uses a 1.063" diameter L44649 bearing and the BT8 spindle uses a 0.99" diameter L44643 bearing. In…

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Answer 7

I sure can Bob and thanks for the information! Since you have a Lippert 3,500 lbs axle you'll be able to use the Easy Grease Trailer Hub and Drum Assembly for 3.5K Axles item #AKHD-545-35-EZ-K, you were looking at. These have a 5 on 4-1/2 lug nut…

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Answer 8

Trailer wheel bearings are specific to the spindle that is installed on the axle that is on your trailer. You will need to safely support the trailer, remove the wheel and tire, remove the grease cap, remove the cotter pin and washer that secures the…

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Answer 9

A BT8 spindle would have a diameter of .99 of an inch where the bearings would both install and would have a diameter of 1.24 where the great seal would ride. That would require a hub part #AKIHUB-440-2-1K for an idler hub. A BTR spindle would have…

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Answer 10

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 11

The #84 spindle is just a common way to identify the spindle dimensions typically used for 3,500 lb axles. So instead of listing out the parts, people can just say they have #84 spindles and it's easier to know what fits it. The CE Smith Trailer…

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Answer 12

In order to verify the spindle dimensions so that you can pick out the correct hub/drum you have to get exact dimensions. For that you need to use a digital caliper like part #PTW80157. For how old your trailer is this is especially important as the…

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Replacement Spindle and Hub/Drum for Trailstar with 3500 lb Axle

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