Questions tagged [7-speed]

Refers to bicycles and components with or comprising a drivetrain with 7 sprockets on the cassette.

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Replacement chain for old Shimano 3x7 STX

I have an old Raleigh MT-200 (which I love as if it were the Old Faithful), with a Shimano STX set.. As per the chain checker tool, I need a replacement chain. I found mostly that Shimano CN-HG40 may ...
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1 answer
66 views

Can I put a Shimano 1x12 group set on my benotto xc 4000

I just want to know if there would be any special modifications in order to make it work?
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3 votes
1 answer
204 views

Can I use BSA bottom bracket's plastic spacer as a cassette spacer?

I need to install a 7-speed cassette on a Hyperglide freehub. This cassette is narrower than the freehub's spline height (meant to accommodate 9 and 10-speed cassettes). I also bought an additional ...
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1 vote
1 answer
240 views

3x7 Shimano/SRAM compatibility

I am trying to refurbish an old trekking bike from the early/mid 1990s. Current components of 3x7 drivetrain are as follows: crank: Shimano Exage FC-M320 46-36-26 chain: unknown cassette: 7-speed 28-...
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2 answers
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How do I convert a 24-speed bike to a seven speed?

I just recently posted another question about the same bike. This Trek that I am getting is a 24 speed and I want to convert it to a 7 speed so it's better rated for rough trails so I can go with my ...
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2 answers
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Repairing the rear drivetrain of an old road bike (issues with 7 speed)

My 7-speed freewheel (13-21t) needs replacing as it is very worn, yet it won't come off the wheel (it's stuck, the bike shop could not get it off). Since the rear wheel is old, for tubular tyres, and ...
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2 answers
145 views

Mountain bike front derailleur compatibility

I recently bought an old youth mountain bike for my kid and may need to replace the front derailleur. It's 3x7 and the rear seems to be Shimano Tourney. The front is also Shimano but I can't tell what ...
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8 votes
2 answers
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Will a 7-speed chain work on a 2x10 speed drivetrain?

Need a new chain for a bike I'm repairing, bike is a 2x10 speed road bike, and I have a spare KMC Z7 7-speed chain. According to KMC, Z7 size is 1/2" x 3/32" The old 10-speed chain is a KMC ...
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6 speed derailleur works for 7 speed cog?

I am confused with description it say 6 speed, but below mention 7 speed as well. Will this derailleur work on 7 speed freewheel?
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Converting friction shifters to SIS or STI shifters

Edit: I'm now worried the main issue might be if it's at all possible to mount cable stops to the top mount position the cables exit the DT into the shifters. As I mentioned, I'm not there to take ...
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  • 141
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How to tell which freehub body is a compatible replacement for the one on an old Shimano FH-HG50 rear hub?

I'm working on trying to fix an old Shimano FH-HG50 7-speed rear hub, which skips often and sometimes spins forward without turning the wheel. My questions are: What to look for when buying a ...
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2 answers
190 views

Will a 3x10 or 3x9 front derailleur work on a 6/7 speed chain?

Will a 3x10 or 3x9 front derailleur work on a 6/7 speed chain? Can't seem to find a good MTB front derailleur for 6/7 speed chain. Tourneys won't do it for me
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Triple Chainset

Trying to replace my 52/42/32 front 21 speed chainset with same. The outer chain ring 104bcd 52t would also be OK. Unable to find. This is for an English trike.
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2 votes
1 answer
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Lowering gears and changing crank length on 1994 Bridgestone MB-5

There are a few things going on here with my relationship to my free barn-find 1994 Bridgestone MB-5... centered around my height and the interplay between my physical capacity and the geography in ...
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5 answers
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Riding experience of 21-speed vs. a 7-speed?

I am 5 feet tall, age 63, weight about 110 pounds, and I ride mainly for exercise on paved greenway trails. I used to ride a lot and can go many road miles, say up to 20 miles, quite well on terrain ...
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Is not changing/shifting gears much bad when riding around?

I usually would set the gear to one level and leave it at that if I felt comfortable -- however, I just heard of someone changing gears on stops and whatnot to help with the initial inertia from full ...
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3 votes
1 answer
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Replacement shifter for Shimano exage 7-speed - modern shifter compatible?

I've got an early 1990s Schwinn Crosscut with Shimano Exage LX400 components. I've just pulled it out of storage. The bike is in pretty good shape overall. The derailleurs are moving freely and the ...
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3 votes
2 answers
7k views

Best option to upgrade 7-speed bike to higher gears

I have recently bought Giant Escape 3 hybrid bike that came with: Shimano FC-TY501 28/38/48 chainset 8/7/6-speed compatible Shimano Tourney RD-TY500 7/6-speed rear derailleur Shimano MF-TZ31 14-34T &...
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2 votes
2 answers
2k views

Run a Shimano STX derailleur with 8 speed cassette or bigger?

I've heard that it's possible to run the same derailleur with different shifters to get a different number of gears. I would like to know what the limits are to this idea. I want to keep my Shimano ...
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5 votes
2 answers
4k views

Is there a difference of spacing between cogs on a 7 speed cassette vs a 8 speed cassette?

Is there a difference of spacing between cogs on a 7 speed cassette vs a 8 speed cassette? When I got a new wheel (upgrade from freewheel hub), I tried to get a 7 speed cassette (SRAM) for it, but ...
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3 votes
1 answer
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replacing stolen rear wheel. compatability question

I recently had my rear wheel stolen, it was a 7 speed. In looking to replace it, most cassette/wheel combos I am finding are 8 speed. The shifters are old suicide shifters and the deralier is ...
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2 votes
1 answer
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Replacement for SR Suntour XCC, 48/38/28T, 170mm alloy crankarms?

I recently bought a revolution cross 1 and after a week I've bent the middle chain ring quite badly and the outer one a bit, I think by spitting a big rock out from the front wheel and unfortunately ...
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3 votes
1 answer
2k views

What is a good replacement for my MF-Z012 6 speed wind on cassette?

I'm trying to find a good replacement for my MF-Z012 6 speed wind on cassette. Thing is, I've upgraded my bike with '93 Dura-Ace rear and front derailleurs. Trouble is they are 7-speed compatible. ...
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3 votes
2 answers
459 views

Replacement cassette for Schwinn Jaguar 7-speed?

How would I figure out the correct replacement for a 7-speed Schwinn Jaguar cassette? I'm newer to working on bikes (but lots of automotive experience). Got this bike inexpensively. Chain keeps ...
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2 votes
1 answer
1k views

upgrade from MF-TZ21 to 7 Speed cassette freehub

I'm trying to save costs so I want to upgrade to 7 speed 11-28 Cassette to keep the same shifters, dealer says I need a new Freehub, new 7 Speed Cassette, new chain AND NEW DISC BRAKES, why do I need ...
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1 vote
1 answer
126 views

What is the relationship between block, gear speed and derailleur? With Pictures

I am buying a new bicycle. The seller tells me it is "14 speed with 8 speed block, but the derailleur won't reach the lowest gear, so I will switch to 7 speed block". How many gears will the bicycle ...
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4 votes
3 answers
423 views

cold setting 3-speed road frame to 7 8 speed cassette

So my old road bike has a 3-speed freewheel, dropout spacing is about 114 mm. I'd like to give it an upgrade and put a 7 or 8 speed cassette (maybe stick with a freewheel if 6-7 speed, I just want ...
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5 votes
3 answers
16k views

Can a 7 speed Derailleur work on a 8 speed cassette

Can a 7 speed Derailleur work on a 8 speed cassette I have a extra 8 speed shifters? and a wheel that has a 8 speed cassette.
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1 answer
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Shimano RD TX55 Tourney TX 6/7 Speed Compatibility

I currently have a 7 speed bicycle, and recently changed my rear derailleur to a Shimano RD TX55 Tourney TX for a 6/7 speed compatibility. My shifter is Shimano Rapidfire for 7-speed. The current ...
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1 answer
2k views

Compatibility for old Sram 7-speed shifter

A buddy asked me to fix his bike. The shifter is broken. It's an older bike with a Sram SRT300i-71 shifter. I found an exact match on that is fairly cheap on ebay, but I also found a similar model on ...
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5 votes
1 answer
191 views

Can I replace a 9spd freehub with a 7spd one?

On my commute this morning I established that my freehub needs replacing. There's obviously something wrong with the ratchet mechanism, because it intermittently refuses to engage. My existing setup ...
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4 votes
2 answers
8k views

What do I need to know when replacing my cassette?

I'm looking to replace the cassette on my bike with a smaller version, as I find I'm only ever using the top ring of my chainring (except once recently during rain-ageddon). What do I need to know ...
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1 vote
1 answer
2k views

7 speed rear derailleurs for road bike?

I recently broke my Derallieur in my Road bike and I am planning to get a new one online but I dont know exactly which one to get is for the rear Derailleurs of 7 speeds. thanks
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28 votes
11 answers
36k views

How do I keep my pants/trousers from getting caught in the gears?

I have the unfortunate habit of always getting my jeans stuck in my gears and end up with a nice rip on the seams. I've used those velcro braces to keep the bottom of my pants leg close to my body ...
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  • 390
1 vote
3 answers
3k views

Replace 7 speed 14-34 cassette

I want to replace my cassette which is 7 speed 14-34 shimano. The problem is I can't find exactly the same one. All I saw its 13-34 or 14-32 cassettes. So the question is: It is possible to replace my ...
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6 votes
2 answers
8k views

Tightening rear quick release stops rear wheel

I have a medium sized Trek Mountain Track/Antelope with a seven speed freewheel. When I tighten the rear quick release, I have to carefully back off on the tightness so that the wheel will actually ...
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