Hub Carrier Seating Ring(s)

Technical advice Q&A

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kgb123
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#1 Hub Carrier Seating Ring(s)

Post by kgb123 » Sun May 17, 2026 8:38 pm

Evening ,

Question regarding the Seating Ring that sits below the bearing on the splined shaft.
I've pooped the the old bearing and the seating ring off the splined shat today, I'm replacing both splined shafts with new as both are showing a bit of wear and tear.
From what I've seen on YouTube the norm seems to be the reuse the seating rings but I wondered if there was a go/no-go in terms of the condition of the seating rings?
To the inexperienced eye...mine, there were a few scratches, and burrs on the surface of the ring, a light gentle file and rub with wet and dry addressed this, but are these components playing a critical role in the overall performance of the hub carrier and would they be something to replace anyway given all other bearings, seals, spacers etc arre being replaced?
Seen a rather long and scarry thread on here about floats and preloads...will be revisiting that lot when I get to assembling everything and no doubt more questions to come.

Cheers

Kev
1968 Series 1.5 2+2

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mgcjag
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#2 Re: Hub Carrier Seating Ring(s)

Post by mgcjag » Sun May 17, 2026 9:29 pm

Hi Kev....are you refering to part 36 here...its the seal track should have a smooth polished surface for the oil seal to run on....Steve

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Steve
69 S2 2+2 (sold) ..Realm C type replica, 1960 xk150fhc

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kgb123
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#3 Re: Hub Carrier Seating Ring(s)

Post by kgb123 » Mon May 18, 2026 8:15 am

Morning Steve, yes, items 31 and 36, same thing just different size. I'll check the rings again when I get a mo in the garage, pretty certain any blemishes are on the underside of the ring not the bearing facing side so all should be fine.
Kev
1968 Series 1.5 2+2

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#4 Re: Hub Carrier Seating Ring(s)

Post by mgcjag » Mon May 18, 2026 8:28 am

Hi Kev....the seal mating is on the outside edge.....Steve
Steve
69 S2 2+2 (sold) ..Realm C type replica, 1960 xk150fhc

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angelw
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#5 Re: Hub Carrier Seating Ring(s)

Post by angelw » Mon May 18, 2026 9:56 am

Kev Wrote:
I'll check the rings again when I get a mo in the garage, pretty certain any blemishes are on the underside of the ring not the bearing facing side so all should be fine.
Hello Kev,
The finish on the front and back face surfaces of the Seal Track, which is what it's called, is irrelevant, so long as there is not a large bur keeping the Seal Track, and or bearing from seating properly. The important surface is the circumference of the Seal Track. In many cases, there will be a shallow groove worn in this surface.

I manufacture all the seal tracks for the Front and Rear axles out of a more appropriate material than the originals, and in particular, those being offered by the usual after market suppliers. Accordingly, I generally replace these when refurbishing front, or rear hubs as a matter of course.

Regards,

Bill

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#6 Re: Hub Carrier Seating Ring(s)

Post by kgb123 » Mon May 18, 2026 5:51 pm

Steve, Bill, Thanks as always for your guidance on this. Sure my E Type Restoration school report will say needs to pay more attention in class :lol:
Will go take a closer look at the rings now and make a decision on what to do.
Kev
1968 Series 1.5 2+2

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