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bmw gearing
Posted: Tue Aug 13, 2019 11:01 am
by petercaughlin
Any ideas on how you work out the gearing on a BMW outfit,my mates is overgeared and we were wondering how you work out what lower final drive part you need do the numbers give a clue, he`s running 12" wheels
Thanks
Re: bmw gearing
Posted: Tue Aug 13, 2019 2:54 pm
by dick tapken
over geared what ratio is he running now .i run a 12inch rear and a33x11 bevel and i was miles undergeared
Re: bmw gearing
Posted: Tue Aug 13, 2019 7:24 pm
by dick tapken
that was at chimay which has a quite long straight
Re: bmw gearing
Posted: Tue Aug 13, 2019 8:04 pm
by petercaughlin
He said he has a 33/11 and is overgeared, I`m confused !!!
Re: bmw gearing
Posted: Wed Aug 14, 2019 10:44 am
by dick tapken
so am i ?
Re: bmw gearing
Posted: Wed Aug 14, 2019 5:31 pm
by ChrisWells
Maybe you all need to agree on the meaning of over/under geared? Could also be a disparity in power/torque (stock 500 vrs a tuned 1200)?
Re: bmw gearing
Posted: Wed Aug 14, 2019 7:34 pm
by petercaughlin
Overgeared to me is cant go flat out in top, undergeared is revving its nuts off