Thread: Duopar vs Acera
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Old 12-04-22 | 03:37 PM
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vonfilm
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Joined: May 2010
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From: Austin,Texas

Bikes: 73 Super Sport, 86 Tempo, 86 Peloton, 87 Super Sport, 83 Peugeot PFN10, 76 Super Course MK IV, 94 Univega Alpina 5.5

Duopar vs Acera

I am contemplating some changes on my 73 Schwinn Super Sport. Currently it has a Stronglight 99 Triple paired with a Shimano Triple FD. At the back is a Huret Eco-Duopar working a Shimano 14-34 Megarange freewheel. The Duopar hangs from a Huret hanger bolted to the non forged Schwinn Dropouts. The shifters are Rivendell Silver friction bar ends.The Duopar is actually working pretty well and shifts through all the rear cogs. The Shimano Triple always seems to rub the chain and seems to have too narrow a cage.

My idea is to replace the Duopar with a brand new Shimano Acera M360 RD and the Shimano Triple FD with a Shimano Deore XT M735 FD that I also have on hand. I would shift them with some Shimano Ultegra 7 speed bar end shifters mounted on Rivendell Thumbies mounted on Schwinn 7188 Cruiser handlebars.

I have the Acera RD on two other bikes and they always shift perfectly. The XT FD worked well on another bike with a Sugino Triple.

What do you all think of this plan?
What is the best rear derailleur hanger for this application and where can I buy it.
I also replaced it’s Brooks Flyer with Brooks B67S to go with the more upright stance with the Cruiser handlebars.
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1973 Schwinn Super Sport
1986 Schwinn Peloton
1976 Raleigh Super Course Mk II(for wife)
1983 Gitane Super Corsa
1991 Trek 750 Multitrack
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