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-   -   Mismatched number of gears (https://www.bikeforums.net/bicycle-mechanics/1283282-mismatched-number-gears.html)

thateling 11-03-23 02:59 AM

Mismatched number of gears
 
Hello,
I'm new in cycling so sorry if I name sth wrong. So the problem is that I got a used road bike. On a cassette I have 10 gears, but when I start switching between those there are only 9 clicks on a rear derailleur lever.
What that might be? Bike has its factory parts as it was assembled, nothing has been changed.

jgwilliams 11-03-23 03:24 AM

That seems right. If you start off in tenth gear it only takes nine clicks to get to first. You probably need to supply a bit more information. Have you tried riding it and found that it isn't working properly? Are you able to provide more details? As a newbie you can't post pics here yet but could you post pics on a public site that you can provide a link to on here?

delbiker1 11-03-23 03:44 AM

It is supposed to have 9 clicks if it is in fact a 10 speed. Some brand names and model numbers are needed to give an accurate answer.

soyabean 11-03-23 04:52 AM


Originally Posted by thateling (Post 23060358)
On a cassette I have 10 gears, but when I start switching between those there are only 9 clicks on a rear derailleur lever.

Bikes don't start off in neutral like a manual drivetrain.

A bike is always in a gear, and there are exactly enough clicks to use all the gears in either direction.

For example, if you start at gear #1, plug +9 clicks brings you to gear #10.

_ForceD_ 11-03-23 07:18 AM

Are you saying that when you click to that 10th gear that the shifter clicks, but the derailleur/chain isn’t going to the gear? You may have a case where the derailleur limit screw needs to be adjusted so that the derailleur can carry the chain all the way to that last gear.

Dan

soyabean 11-03-23 07:21 AM

It is my opinion that the OP visits their LBS.

FBinNY 11-03-23 08:42 AM

Hold your hand out in front of you.

Four fingers (excluding thumb), right?

Now take your other hand and touch your pinky. Now. count your way to.the index finger. One, two, three.

To put it another way. Imagine you're on the 1st floor of a 10 floor building. How many flights of stairs to get to the 10th?

Deraulilleurs, stairs, and everything else are the same. There's ALWAYS one less moves than landings.

smd4 11-03-23 08:52 AM


Originally Posted by thateling (Post 23060358)
Hello,
I'm new in cycling so sorry if I name sth wrong. So the problem is that I got a used road bike. On a cassette I have 10 gears, but when I start switching between those there are only 9 clicks on a rear derailleur lever.
What that might be? Bike has its factory parts as it was assembled, nothing has been changed.

Forget the number of "clicks." Does the chain go into all the cogs on the rear?

If so, you have no problem.

wheelreason 11-03-23 10:26 AM


Originally Posted by FBinNY (Post 23060530)
Hold your hand out in front of you.

Four fingers (excluding thumb), right?

Now take your other hand and touch your pinky. Now. count your way to.the index finger. One, two, three.

Deraulilleurs, stairs, and everything else are the same. There's ALWAYS one less moves than landings.

To put it another way. Imagine you're on the 1st floor of a 10 floor building. How many flights of stairs to get to the 10th?

LOL. If we each have the same number of cookies, and I take one of your cookies, do I have one or two more cookies than you?... :)

RCMoeur 11-03-23 11:25 AM

Already covered / beaten to death, but I'll post anyway.

Number of speeds an (indexed) shifter is designed for = number of clicks +1. Five speeds have 4 clicks, 12 speeds have 11 clicks, etc.

This doesn't exactly apply to ratchet or friction shifters, except hypothetically a friction shifter could shift however many cogs / chainrings that could be squeezed into its throw range...

maddog34 11-03-23 01:13 PM

:deadhorse:

FBinNY 11-03-23 01:16 PM


Originally Posted by wheelreason (Post 23060655)
LOL. If we each have the same number of cookies, and I take one of your cookies, do I have one or two more cookies than you?... :)

If you ate the one you swiped, you now have one more than I do.

wheelreason 11-03-23 01:21 PM


Originally Posted by FBinNY (Post 23060827)
If you ate the one you swiped, you now have one more than I do.

Swiped? I see it more like Keebler's Manifest Destiny.... :)

Camilo 11-03-23 03:34 PM


Originally Posted by thateling (Post 23060358)
Hello,
I'm new in cycling so sorry if I name sth wrong. So the problem is that I got a used road bike. On a cassette I have 10 gears, but when I start switching between those there are only 9 clicks on a rear derailleur lever.
What that might be? Bike has its factory parts as it was assembled, nothing has been changed.

Does it shift through all 10 cassette sprockets? It should because there are 9 clicks in a 10 speed shifter.

thateling 11-03-23 04:53 PM


Originally Posted by _ForceD_ (Post 23060450)
Are you saying that when you click to that 10th gear that the shifter clicks, but the derailleur/chain isn’t going to the gear? You may have a case where the derailleur limit screw needs to be adjusted so that the derailleur can carry the chain all the way to that last gear.

Dan

That's why I was puzzeld. I once tried to adjust it, but looks like didn't do it properly.

Thank you.

thateling 11-03-23 04:57 PM


Originally Posted by smd4 (Post 23060538)
Forget the number of "clicks." Does the chain go into all the cogs on the rear?

If so, you have no problem.

Not really, that's why I was puzzled

RCMoeur 11-03-23 05:07 PM


Originally Posted by wheelreason (Post 23060831)
Swiped? I see it more like Keebler's Manifest Destiny.... :)

I miss that flavor. I still remember their "Fifty-Four Forty or Fight" promotion. It all went downhill after Kellogg's took over.

Now I want to listen to TMBG... :)

cranky old road 11-03-23 06:21 PM

Which size rear cog (large= low gear and small =high gear) is it not going into. I would suggest a cable adjustment might be necessary and less dangerous than a limit screw adjustment.

squirtdad 11-03-23 07:56 PM


Originally Posted by wheelreason (Post 23060655)
LOL. If we each have the same number of cookies, and I take one of your cookies, do I have one or two more cookies than you?... :)

Cookie? where?

FBinNY 11-03-23 07:57 PM


Originally Posted by squirtdad (Post 23061217)
Cookie? where?

Too late! He ate them all.

grumpus 11-03-23 08:40 PM


Originally Posted by wheelreason (Post 23060655)
LOL. If we each have the same number of cookies, and I take one of your cookies, do I have one or two more cookies than you?... :)

I ate five of mine.

choddo 11-04-23 04:52 AM


Originally Posted by thateling (Post 23061032)
Not really, that's why I was puzzled

ok so it’s nothing to do with the shifter’s 9 clicks which is of course correct. There’s only 2 things you can adjust;

Cable tension (either by clamping the cable at a different place or fine tuning by turning the barrel adjuster on the end of the cable where it joins the derailleur)

Limit screws. These stop the mech from moving beyond the Low and High ends of a movement range. So you might have enough tension (biggest cog) or slack (smallest cog) in the cable but the derailleur can’t actually move to that position. Do not loosen these too much because it will drop the chain off the cassette, possibly dangerously.

This is a nicely paced guide to the basics

Chuck M 11-04-23 04:56 AM


Originally Posted by wheelreason (Post 23060655)
LOL. If we each have the same number of cookies, and I take one of your cookies, do I have one or two more cookies than you?... :)

I will share my cookies with you. Don't disrespect me and my house by taking them without asking.

Steve B. 11-04-23 05:04 AM


Originally Posted by thateling (Post 23060358)
Hello,
I'm new in cycling so sorry if I name sth wrong. So the problem is that I got a used road bike. On a cassette I have 10 gears, but when I start switching between those there are only 9 clicks on a rear derailleur lever.
What that might be? Bike has its factory parts as it was assembled, nothing has been changed.

You are in gear 1 - click - goes to gear 2 - click - gear 3 - click - gear 4 - click - gear 5 - click - gear 6 - click - gear 7 - click - gear 8 - click - gear 9 - click - gear 10. 9 clicks, 10 gears.

wheelreason 11-04-23 05:04 AM


Originally Posted by Chuck M (Post 23061354)
Don't disrespect me and my house

Is it a Toll House?...


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