2932Re: Shimano Alfine rear hub for bigger rider?
- Feb 6, 2008ah, yes. the dishing. that logic makes sense. forgot about that. it
really does make a difference--the rear wheel on my fixie is only 32
spokes, but has taken a serious beating and is still true. thanks!
--- In email@example.com, phaedrus <rphaedrus@...> wrote:
> I'm interested in the answer to this as well.
> I've already had the rear-wheel for my BD built up so if the answer's
> no, I'm in trouble, but I'm pretty confident with these words from
> Sheldon Brown regarding the Rohloff:
> "It is a shame that the hub is only available in 32 holes, but I have
> been persuaded that 32 spokes, bedded in widely spaced flanges with no
> wheel dish, are stronger than 48 spokes on a dished wheel with the
> narrow flanges necessitated by 9 speed cassettes."
> Anyway, I recommend going with strong spokes. I think both DT-Swiss
> and Wheelsmith make 2.3mm/2.0mm butted spokes. I believe my wheel was
> built out with 2.0mm non-butted spokes. From Peter White:
> "Wheelsmith DB spokes are 2.0mm at the ends, and 1.7mm in the middle.
> They make a heavy duty spoke for tandems as well, the DH13, which is
> 2.3mm at the elbow, and 2.0mm all the way to the threaded end. DH13
> spokes are extremely strong and should only be used with very strong,
> stiff rims. Lightweight rims are likely to crack around the spoke
> holes with heavy spokes like the DH13. "
> I also recommend a nice strong rim. I went with Velocity Cliffhangers.
> I also recommend fat, lower pressure tires like the Schwalbe Big Apple
> 2.15 or 2.35.
> Also, make sure you can stop with all that weight - be sure to read
> Surly's spew on the BD: http://www.surlybikes.com/spew19.html
> So, basically, good spokes and good rims and you should be set with a
> symmetrical hub. My current xtracycle has a shimano nexus 8 with Sun
> Rhyno Lites and I've carried between 350 and 400 lbs (including my
> weight) for 10+ mile rides.
> For a final confidence booster, Surly designed the BD to work with a
> Rohloff which only comes in 32 spokes, so you should be good with 32
> or 36.
> - phaedrus
> On Feb 1, 2008 4:57 PM, thedistrict303 <graydavid@...> wrote:
> > so the plan is to build up a big dummy with the new shimano alfine
> > rear hub, which is either 32 or 36 spokes (i can't tell which, does
> > anyone know?). assuming the wheel is well-built, with good spokes and
> > good sturdy rims (salsa delgados, sun rhynolites, etc), should
> > a reliable rear wheel for an xtracycle build? i'm about 280 lbs, and
> > plan to use it mostly for commuting on paved surfaces, but also for
> > some LIGHT trail riding and off road touring--nothing too crazy, no
> > drops, etc. i will, however, probably have a child or two on the
> > which will add anywhere between 40-60 pounds, along with a few pounds
> > of gear/lunch. i may even take the wife out for a evening ride around
> > town, in which case the load would be about 400 pounds. are WELL
> > 32/36 spoke wheels adequate for that much weight? am i pushing my
> > luck? is this spoke count just stupid for my load-bearing needs?
> > i really like internal-geared hubs, and would like to use the alfine
> > if possible, since it's rated for off-road use. obviously, the front
> > wheel would be just as well built, but i know i can get a higher
> > count up front. will using bigger tires help cushion the wheels from
> > damage? also, i know that the alfine hubs are just now entering the
> > market, but any experience with other shimano internal hubs (nexus)
> > would be invaluable, since i expect their load-bearing capacity is
> > probably similar.
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