the old one was very light in comparison with other hubs, but downside was rattling while frewheeling and being not so robust - not for heavy feeted riders :)....
8628
Ian
iankew
May 19, 2013 9:04 pm
... I'd not really bothered to compare like for like as I had decided I wanted Sturmey drums on my TSR, but the price difference between the Alfine 8 and the...
8629
pranza
pranzou
May 20, 2013 8:20 am
Hi Ian! I knew that anniversary Moulton 50 (aka stainless Bridgestone Moulton) had Alfine 11. I fitted Alfine 11 to my TSR8 two years ago after visiting Fudges...
8630
Zack B
zoombomber@...
May 21, 2013 8:20 pm
About the only time the issue of grease contamination comes up with gear hubs is when lubricating a coaster brake. The main reason to use a high temp grease...
8631
Zack B
zoombomber@...
May 21, 2013 9:56 pm
And here: http://mmi.tudelft.nl/~wouter/publications/pasman12a.pdf ... -- -Zack...
8632
M. Nye
mpnye
May 21, 2013 10:55 pm
Hi all, I have Shimano Nexus Inter-7 Hub SG-7C25 that I have about 120K miles on. The first problem I'd ever had with it was it jumped into a lower gear after...
8633
Irvine Short
irvine_m_short
May 22, 2013 6:16 am
Given that the brake shoes had actually melted in the one hub I can believe that you could set the thing on fire. It would be impressive to see. It would beat...
8634
M. Nye
mpnye
May 22, 2013 6:59 am
I'd purchased a tube of Shimano P# Y041200400 Roller Brake Grease. After looking at it, it appears to be very similar to Air Brake Actuator Cam Grease,...
8635
Irvine Short
irvine_m_short
May 22, 2013 7:41 am
The tub of grease I got at the auto parts shop specced a dropout temp of 550F This brake caliper grease ...
8636
M. Nye
mpnye
May 22, 2013 7:50 am
You might want to wait for others who know more to comment, but you look to be in good shape unless you're descending Powell St., San Francisco. ... From:...
8637
Irvine Short
irvine_m_short
May 22, 2013 9:19 am
One of the hubs works fine except that when I shift between 4th and 5th the pedals rotate about a third of a revolution as if in neutral before taking up the...
8638
Irvine Short
irvine_m_short
May 22, 2013 12:27 pm
Hi, I have another query... that I will attempt anyway I think. So, the big bearing on one hub is shot. There was rust, the balls are pitted and the cone and...
8639
Rick Paulos
rickpaulos
May 22, 2013 3:58 pm
Cages are mainly used to speed up factory assembly and in some cases, make it possible to assemble. I don't recommend "Popping the balls out of their cage" and...
8640
Irvine Short
irvine_m_short
May 22, 2013 5:22 pm
... Ah right. I meant "Pop the balls out of their cage and fill it with identical new balls"...
8641
Rick Paulos
rickpaulos
May 22, 2013 5:31 pm
Ah, that works if the cage isn't too tough. Try to not bend the tabs. Usually it's easier to just put in loose ball bearings....
8642
Irvine Short
irvine_m_short
May 22, 2013 5:32 pm
OK, thanks, I will give that a try. Fill it up and take one out, right? If the cone and cup is not 100% will more balls help?...
8643
Rick Paulos
rickpaulos
May 22, 2013 5:53 pm
depends on the diameter of the cup. For small cups fill until binding - then remove one. For large cups with tiny balls, fill until binding - remove 2....
8644
john
sireshill
May 22, 2013 6:52 pm
Hi All, I wonder has anyone tried the new 8 speed sturmey archer,what do you think and how does it preform. Regards John B....
And, is anyone using it with a 26" or larger wheel? ... -- -Zack...
8647
Irvine Short
irvine_m_short
May 23, 2013 6:32 am
http://www.practicalmachinist.com/vb/antique-machinery-history/pratt-whitney-cup-cone-grinding-machine-215109/ Apparently this used to be possible. Has anyone...
8648
Irvine Short
irvine_m_short
May 23, 2013 7:43 am
Great thread here: http://www.bikeforums.net/archive/index.php/t-867871.html...
8649
irvine_m_short
May 23, 2013 8:16 am
Kíaq Sent from my BlackBerry® wireless device ... From: Zack B <zoombomber@...> Sender: Geared_hub_bikes@yahoogroups.com Date: Wed, 22 May 2013...
8650
rons_hobbies
May 23, 2013 2:15 pm
On an associated note, Jay Leno once remarked that he was unable to get a replacement ring and pinion built here in the US. All the machinery had been sold...
8651
Rick Paulos
rickpaulos
May 23, 2013 4:57 pm
It would be cool to see a video of one in action. Rick...
8652
Alex Wetmore
alexphredorg
May 23, 2013 5:01 pm
It's basically a lathe with a live tool grinder on the cross slide. It is still easy to source machines setup that way. Aaron's Bike Repair refinishes cones...
8653
aarons_bicycle_repair
aarons_bicyc...
May 23, 2013 8:24 pm
We do it almost daily on our lathe. We used to do it with a hand drill and a dremel. You can see pics of our old way on our website;...
8654
Laurence
olybikes
May 23, 2013 10:38 pm
Following an overhaul, a SG-7R46 hub showed symptoms of being jammed in all but 1st and 3rd gears (i.e. pedals/cranks could not be advanced at all). The...
After phoning Shimano, finding that they no longer supply replacement internal parts for Nexus Inter-7 hubs, I took my drive housing and bearing cone to a...
