Author Topic: Wanting to Run a wider rim up front on my cb750, but I have no idea how!  (Read 968 times)

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DirtyUnderWhere

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I'm wanting to replace the front wheel on my cb750 with one that is the same size as the rear. I was going to try to lace a rear hoop to a front hub, but someone said that the angles would be wrong as the front hub is so much smaller than the rear. That made wonder if I could just go to a drum hub and lace that to the rear hoop? I've never attempted to frankenstein a wheel together so any help here would be greatly appreciated. I'm sure this has been done, I just can't locate it.
Thanks,
 Alex

Offline MCRider

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I'm wanting to replace the front wheel on my cb750 with one that is the same size as the rear. I was going to try to lace a rear hoop to a front hub, but someone said that the angles would be wrong as the front hub is so much smaller than the rear. That made wonder if I could just go to a drum hub and lace that to the rear hoop? I've never attempted to frankenstein a wheel together so any help here would be greatly appreciated. I'm sure this has been done, I just can't locate it.
Thanks,
 Alex
Depends on how much money you want to spend. FIrst off yes the angles will be different but not by much. Biggest problem is the length of the spoke.

Tell a place like Buchanans what you want to do and they'll supply you. Correctly drilled rim, proper length spokes.
 

Ride Safe:
Ron
1988 NT650 HawkGT;  1978 CB400 Hawk;  1975 CB750F -Free Bird; 1968 CB77 Super Hawk -Ticker;  Phaedrus 1972 CB750K2- Build Thread
"Sometimes the light's all shining on me, other times I can barely see, lately it appears to me, what a long, strange trip its been."

Offline many408

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I'm wanting to replace the front wheel on my cb750 with one that is the same size as the rear. I was going to try to lace a rear hoop to a front hub, but someone said that the angles would be wrong as the front hub is so much smaller than the rear. That made wonder if I could just go to a drum hub and lace that to the rear hoop? I've never attempted to frankenstein a wheel together so any help here would be greatly appreciated. I'm sure this has been done, I just can't locate it.
Thanks,
 Alex

I'll sell you some nipple washers - they're domed washers that you put under your nipples, and you drill your spoke holes a little larger that the nipples (or sue smaller nipples, like 2.50 instead of 2.81).  The washers support the nipples and let them adjust to the correct angles.

I had 400 of 'em specially made in the UK for just this reason; I have a bunch of aluminium rims to lace to various hubs, and this seemed to be the simplest solution.

Offline Alan F.

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