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Wanted: wheel hub..

Posted: Thu Apr 30, 2020 2:45 am
by daxman
Hi All

Anyone have an unwanted front disk hub knocking about? I have acquired an 18" alloy rim from an MZ as my chrome one is looking borderline unsound (discovered during tyre change).
I'll use mine if I have to but there's a chance I could cock up the wheel build and leave myself high and dry! PM me if you have owt.
Cheers DM

Re: Wanted: wheel hub..

Posted: Tue Jun 02, 2020 9:16 am
by Alan H
As you didn't say what you actually wanted to fit it to. :?
I've got a GT550 one you can have.

Re: Wanted: wheel hub..

Posted: Wed Jun 03, 2020 4:33 am
by daxman
Would you believe it!

It's for the 250 so not sure if its the same as the 550 but just yesterday i found one on ebay and bought it. :roll:

Re: Wanted: wheel hub..

Posted: Wed Jun 03, 2020 5:00 am
by Alan H
Ah, a bit of good luck finding that one. :up:
The 550 one is similar to the 750, I understand that the 250 and 380 are similar.

Re: Wanted: wheel hub..

Posted: Wed Jun 03, 2020 7:10 am
by jabcb
The GT & early-GS disk brake hubs were all the same, except some of them were not drilled+tapped for two disks.

I moved the brake disk to the left side on a 73 GT250 & a 77 GT380 — both were setup for two disks.

Re: Wanted: wheel hub..

Posted: Wed Jun 03, 2020 7:51 am
by Alan H
My mistake there. We learn something every day. I understood the 250/380 wheels were different to the 550/750s as they are narrower, as are the rims. maybe other bits too (are the wheel spindles same?) There's a blank plastic cover on the non disc side of the hubs, but whether they're drilled or not, I dunno. The part numbers seem to be the same except the 750.
No reason why they should be different I suppose, just a half remembered discussion from years ago.........
Just had a look on Alpha sports and the hub part is different on the 750, but the others are the same.
http://www.alpha-sports.com/suzuki_parts.htm" onclick="window.open(this.href);return false;

I know the GS and GT 550 wheels are interchangeable as I've got GS wheels on the GT and the front goes straight in, I fitted a GS swing arm to the GT (straight swap) as the torque arm mount is on the top rather than the GT's on the bottom. The rear master cylinder was a faff too, but that was another issue......

Re: Wanted: wheel hub..

Posted: Thu Jun 04, 2020 4:42 am
by daxman
Darn, I may have been a bit hasty.. Looking at the one I bought it doesn't look right. No second disk holes and I'm not sure about the speedo drive.
see listing pics..

Image

Image

Thoughts

Re: Wanted: wheel hub..

Posted: Thu Jun 04, 2020 5:18 am
by dollydog
a case of fools rushing in? if you want a gt250 hub i've got plenty. all the spokes, rims etc are kaput, so i'd cut those off. if you want one, just shout :D another small useless bit of information, the 750 is different, we know that one, but the gt185 and the x7 are different as well. they've only got 4 bolt holes instead of 6 :D
cheers, dd.
p.s. i presume daxman that you've spotted that standard pair of gt250a barrels on fleabay?

Re: Wanted: wheel hub..

Posted: Thu Jun 04, 2020 5:38 am
by daxman
dollydog wrote:a case of fools rushing in? if you want a gt250 hub i've got plenty. all the spokes, rims etc are kaput, so i'd cut those off. if you want one, just shout
Could have been :oops: Ah great - thanks will do - thats two offers now in 2 days.. hurrah! I wonder what the one above is? It was listed as GT250 and has 6 disk holes and teh disk looks correct too so I bit quickly.
dollydog wrote: p.s. i presume daxman that you've spotted that standard pair of gt250a barrels on fleabay?
Indeed !

Re: Wanted: wheel hub..

Posted: Thu Jun 04, 2020 11:22 am
by jabcb
Don’t know what that wheel is from.

This pic shows the hub speedo drive for our 73 GT250 cafe build.
ImageCafe-GT250-0291 by jabcb, on Flickr

Re: Wanted: wheel hub..

Posted: Thu Jun 04, 2020 12:19 pm
by daxman
Yeah sure is curious.. it looks early. so what were teh first bikes to feature disc brakes. Of course there's no guarantee its Suzuki I guess..

Re: Wanted: wheel hub..

Posted: Thu Jun 04, 2020 3:53 pm
by jabcb

Re: Wanted: wheel hub..

Posted: Thu Jun 04, 2020 4:00 pm
by daxman
jabcb wrote:Looks like a Yamaha RD wheel.
See: https://www.ebay.com/itm/1975-1977-Yama ... SwB4JeyA91
Agreed.. :roll:

Re: Wanted: wheel hub..

Posted: Sun Jul 12, 2020 2:57 am
by daxman
Hi All

Here's the wheel.. it's 'roughly trued and I think within a spec of 1-2mm runout. I didnt have a stand but the mudguard bolt holes are M8 and handily placed and can take a bolt that can be used as guide... Thanks again to DD for teh hub. I fitted new bearings but the old ones still looks and felt good! Loads of grease still on the insides..