Replacement Options
#1
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Joined: Mar 2016
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Replacement Options
I saved a Giant Nutra (hybrid 700c ) from the dump and Im going to build it up for a winter commuter. It came from the factory with 7 speed shimano alivio trigger shifters. What would be a good replacement? The right one I have is broken (broken mounting). I am looking for a cheap trigger shifter replacement as I dont want to spend much as I got it for cheap.
Edit. 7 speed rear 3 speed triple
Edit. 7 speed rear 3 speed triple
#2
Still learning

Joined: May 2012
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From: North of Canada, Adirondacks
Bikes: Still a garage full
Excellent for $18.
https://www.amazon.com/Shimano-SL-TX.../dp/B0055W6IHC
https://www.amazon.com/Shimano-SL-TX.../dp/B0055W6IHC
#3
If you want something even cheaper, this Sunrace friction thumbie works quite well and has a ratcheting action. $9 for a pair. Just put one on a vintage MTB/city bike build.
SunRace friction thumbies - Amazon
Here's the bike with the shifter:
SunRace friction thumbies - Amazon
Here's the bike with the shifter:
Last edited by TenGrainBread; 11-29-16 at 09:11 AM.
#4
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Excellent for $18.
https://www.amazon.com/Shimano-SL-TX.../dp/B0055W6IHC
https://www.amazon.com/Shimano-SL-TX.../dp/B0055W6IHC
Never mind, looked at the description and it listed 7 speed- SIS. Thanks. Is there anyway to buy them as a pair, instead of buying the right side and let side individually? Id like to have them match,.
Last edited by primo123; 11-29-16 at 09:08 AM.
#6
Señor Member



Joined: Oct 2004
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From: Hardy, VA
Bikes: Mostly English - predominantly Raleighs
If you want something even cheaper, this Sunrace friction thumbie works quite well and has a ratcheting action. $9 for a pair. Just put one on a vintage MTB/city bike build.
SunRace friction thumbies - Amazon
Here's the bike with the shifter:

SunRace friction thumbies - Amazon
Here's the bike with the shifter:

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In search of what to search for.
#7
feros ferio

Joined: Jul 2000
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From: www.ci.encinitas.ca.us
Bikes: 1959 Capo Modell Campagnolo; 1960 Capo Sieger (2); 1962 Carlton Franco Suisse; 1970 Peugeot UO-8; 1982 Bianchi Campione d'Italia; 1988 Schwinn Project KOM-10;
Non-indexed thumbies all the way! (I run my 7-speed SunTour in friction mode, which let me convert painlessly to 8 speeds last year.) I am part of a team which repairs donated bicycles every year to donate to needy families, and replacing malfunctioning triggers with thumbies is my standard quick-and-clean/reliable repair. I stocked up on a bunch of thumbies at about $10/pair on eBay.
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"Far and away the best prize that life offers is the chance to work hard at work worth doing." --Theodore Roosevelt
Capo: 1959 Modell Campagnolo, S/N 40324; 1960 Sieger (2), S/N 42624, 42597
Carlton: 1962 Franco Suisse, S/N K7911
Peugeot: 1970 UO-8, S/N 0010468
Bianchi: 1982 Campione d'Italia, S/N 1.M9914
Schwinn: 1988 Project KOM-10, S/N F804069
"Far and away the best prize that life offers is the chance to work hard at work worth doing." --Theodore Roosevelt
Capo: 1959 Modell Campagnolo, S/N 40324; 1960 Sieger (2), S/N 42624, 42597
Carlton: 1962 Franco Suisse, S/N K7911
Peugeot: 1970 UO-8, S/N 0010468
Bianchi: 1982 Campione d'Italia, S/N 1.M9914
Schwinn: 1988 Project KOM-10, S/N F804069
#8
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Joined: May 2011
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From: Upstate NY
Bikes: Bianchi San Mateo and a few others
And just to give you a few more options:
Amazon sells Shimano Revoshift twist shifters for $22.99/pair.
Amazon sells Shimano SL-M310 trigger shifters for $33.99/pair.
#9
Thread Starter
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The Amazon link is for a pair; $18.95 buys both the left and right levers.
And just to give you a few more options:
Amazon sells Shimano Revoshift twist shifters for $22.99/pair.
Amazon sells Shimano SL-M310 trigger shifters for $33.99/pair.
And just to give you a few more options:
Amazon sells Shimano Revoshift twist shifters for $22.99/pair.
Amazon sells Shimano SL-M310 trigger shifters for $33.99/pair.
#11
Bikes are okay, I guess.



Joined: Jan 2015
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From: Richmond, Virginia
Bikes: Waterford Paramount Touring, Raleigh Sports 3-speeds in M23 & L23, Schwinn Cimarron oddball build, Marin Palisades Trail dropbar conversion, Nishiki Cresta GT, Jeunet mixte
The ratcheting is in very fine increments, similar in feel to running a fingernail down the teeth of a comb. It's actually "friction" shifting and not "indexing" shifting but has a clicking feel; it just does not move one shifting position per click.
#12
Thread Starter
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Joined: Mar 2016
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Ok, here's a weird thing. I realized that the RD is a Suntour unit, and the shifters are shimano. Does that make a difference? Will it still index as long as everything is 7 speed?
Last edited by primo123; 11-29-16 at 10:22 AM.
#13
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From: Upstate NY
Bikes: Bianchi San Mateo and a few others
SunTour derailleurs weren't designed to work with Shimano indexed shifters. With that said, some of them do coincidentally have a cable pull ratio that may be similar enough to work.
#14
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Is there a suntour capatable trigger shifter than can work for the suntour xc?
#16
The suntour may index to a suntour pull which had a different cassette spacing on some of the cogs. To be honest, your best bet would be to
A) ensure your cassette/freewheel is shimano standard spacing. If it is a suntour cassette you may have issues
B) either find index shifters for suntour or shimano depending on the cassette or replace the rear derailleur with a shimano unit. If you can't find a decent 7 speed rear derailleur for less than $20 new or $10 used I'd be surprised.
A) ensure your cassette/freewheel is shimano standard spacing. If it is a suntour cassette you may have issues
B) either find index shifters for suntour or shimano depending on the cassette or replace the rear derailleur with a shimano unit. If you can't find a decent 7 speed rear derailleur for less than $20 new or $10 used I'd be surprised.











