Recommended Replacement Oil Bath Cap Kit for Dexter 21-36

Question

Question:

your part RG04-270. Oil Cap Kit, 21-36 Cap, 10-50 O-Ring, 46-32 Plug. your reference states it replaces Dexter 21-37. I have a Dexter 21-36 is there a difference? What do these number mean? Thanks for your help.

asked by: Monty

0

Expert Reply:

My contact at Dexter Axle confirmed that Oil Cap Kit # RG04-270 is a correct replacement for the older part reference 21-36 which is now discontinued. Both oil caps have the same 4-inch diameter and are fully interchangeable. The only difference is where the oil line is located.

expert reply by: Adam R

0

Answer 1

Yes, they will! The Dexter Fortress Threaded Aluminum Oil Cap item #DX39CR is a replacement for Dexter's 021-036-00 cap. It fits 4" threaded hubs and is easy to access to fill or drain your axle's oil.

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Answer 2

Dexter recommends a SAE 90, SAE 80W-90 or SAE 75W-90 oil to be used. I recommend the Kodiak Synthetic Bearing Oil for Oil Bath Hubs #XLPROLUBE as it is a synthetic 90 weight oil that helps reduce friction and to keep bearings cool. Since your cap was…

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Answer 3

Hey Eric, so we do have what you need with the replacement cap part #VA55JR but the one you mentioned is smaller so it would not work for you. The cap you need is 4 inch diameter and the one you referenced is 3.75 inch.

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Answer 4

The correct wheel stud for a Dexter 7K Axle with 1/2" Wheel Studs is the Dexter Wheel Bolt part #7-262 which is cross-compatible with the AL-KO 1530093.

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Answer 5

Thanks for the picture of what you have and the info you listed. The correct wheel you need is the part #AM20794 that you referenced.

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Answer 6

Since wire color codes are NOT universal, we always recommend wiring by function, rather than wire color. If you look at the Trailer Wiring FAQ article I have linked you to, you can see some diagrams showing the proper way to wire a vehicle and…

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Answer 7

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 8

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 9

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 10

Hi Paul, you’re definitely on the right track here, and I can help you narrow this down with confidence. With your tandem 3,500 lb Dexter axles and 33 inch spacing, both the Dexter EZ Flex part #K71-652-00 and the Lippert Road Armor part #LC53CK are…

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Answer 11

According to Blue Ox, it'll take an experienced installer about 4 to 5 hours to complete the installation of their #BX1128 Base Plate Kit on a 2016 Jeep Grand Cherokee. The install isn't what I'd call super-difficult, but the installation…

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Answer 12

It sounds like you are speaking of the wires for the brake magnets. If this is correct, you will need to connect one of the wires to the brake controller output wire on your trailer connector and the other wire will need to be grounded to a clean…

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Recommended Replacement Oil Bath Cap Kit for Dexter 21-36

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