Questions tagged [gears]

Gears in the drivetrain of a bike.

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7
votes
3answers
43k views

Heavier Thicker Chains and Gears for Winter due to Salt?

I have two bikes: one having gear-things outside and one with inner-hub. The gear-outside-bike has suffered a lot due to the salt during this winter, the other hilariously looks like a new one. I ...
7
votes
3answers
21k views

Choosing a rear derailleur for 11-42t cassette on a SRAM 10-speed 1x system

I have an 11-42t 10 speed cassette and a 42t narrow wide chainring. I cannot work it out definitely whether a Sram long cage rear derailleur will work with it. I think that this one should work but ...
8
votes
3answers
313 views

Get a tougher gear on Shimano GRX, 11-34T, 2x11

I have a new 2021 Cube Nuroad Race gravel bike with Shimano GRX, 11-34T, 2x11. I am used to riding a road bike, and find on the new one I don't need the easiest gears on the hills, but could use a ...
1
vote
2answers
132 views

Can l add more gears by replacting the cassette on my mountain bike?

I have a Giant Yukon with 8 speed. I want to know if l can change it to 10 or even 11 speed? Is it possible to change the cassette on the rear wheel?
4
votes
5answers
11k views

Chain “vibrates” on higher gears

My freewheel that I have installed myself only 1.5 years ago has totally worn out by the moment and so I just had it replaced along with a chain at the workshop. I'm still concerned though about the ...
0
votes
1answer
66 views

Different Derailleurs with different shifters

I want to install hydraulic disk brakes on my bicycle, however I also need shifters as shifters and brakes are integrated on my bike. I have 3 speed tourney FD TY 500 triple in front and Altus MD310 ...
7
votes
2answers
4k views

How should I select front and rear gears?

Just bought a Falcon Interceptor bike with Shimano gears - whatever that means. I've had bikes in the past but only those with one set of gears for the rear wheel. What's the need for front and rear ...
7
votes
7answers
21k views

Shimano Revoshift twist grip unusably tight

Shimano twist grip shifter on Apollo Neo 6 girls bike. I bought this bike 6 months ago for my 7 year old. After getting it serviced at 99 Bikes the shifter was so stiff my daughter couldn’t change ...
11
votes
10answers
29k views

How to position a bike for work without a stand

I want to tweak my gears, from time to time: Adjust my front and rear derailleur limits, see if the shifts are smooth, make small adjustments on the cable tension, and so on. Is there any way to get ...
3
votes
3answers
968 views

Correct way to shift?

So I went to a bike shop to check out the options that I could buy and came across this board that has the gear using system explained for beginners (I guess?). Is it not literally suggesting cross-...
1
vote
3answers
85 views

My bike shifting won’t surpass 6

I own a Scott Aspect 740. On the shifter it says it is on gear 7, 8 or 9 however in reality on the rear derailleur the chain is only on 6 and won’t go past this. I’m looking for a fix as it is very ...
0
votes
1answer
111 views

My bike's gears are very broken

So the first problem is with my front gear, which is stuck on the largest cog, and when i try to lower the front gear, the cable just gets looser and looser and nothing moves anywhere. If i move te ...
3
votes
7answers
19k views

Gears slipping after a chain change

I have a Lappierre Zesty 314 (2012). I'm running XT rear mech, an SLX front mech, my crank is XT, rear cassette is XT and XT chain. I went to the Forest of Dean and after the day was over I snapped ...
3
votes
1answer
147 views

How do I fix my front derailleur?

Complete cycling novice here so apologies if this is a stupid question. I went over a bump whilst cycling and knocked my chain off. I think in the process of trying to fix it I must’ve knocked the ...
0
votes
3answers
146 views

Custom/modified Drivetrain 2x/3x Considerations and Planning

Planning a drivetrain setup for a new bike: Currently running old Shimano 3x9 44/32/22t on 11-34t, which gives me 19-115 gear-inches (about 620%). I used 29x2.0, 170mm crank to calculate my current ...
6
votes
3answers
2k views

Are my gears setup backwards?

I have a trike with Shimano shifters. There are 3 gears in the front and 8 gears in the back. Gears are changed by rotating wheels found on each handlebar. The gear shifters have a window telling me ...
1
vote
2answers
93 views

Can I swap my front 2x chainring on my MTB to a ~46T chainring?

The type of cycling I do means I'm never really presented with mega-steep climbs. I used an online calculator and worked out I never really use gear ratios below about 39, which on my MTB at the ...
4
votes
0answers
60 views

Internal friction in new Alfine 11 S7001-11

I just bought a new rear wheel with an Alfine S7001-11 internal-gear hub. Before installing it, I realized that it apparently has heavy internal friction. When the wheel is set in motion, it comes to ...
7
votes
3answers
2k views

Bike temporarily feels like it switches into a lower gear when rapidly braking?

It’s hard to describe this, and I’m not sure whether there’s something wrong with my bike. Say I’m cycling along a long straight in sixth gear. If I brake enough to slow down rapidly (like round a ...
60
votes
6answers
105k views

What are the pros and cons of internal gears?

I've had my hybrid 24-speed for a bit over 3 years now, and just last weekend, when looking for a bike for my wife, discovered internal gears. Suffice to say it blew my mind when I saw 7-speed ...
5
votes
1answer
174 views

Shouldn't use two extreme gears?

I purchased a new Mountain bike a month ago and noticed after a week or so the gears were starting to slip, this was expected because of stretch in cables and wear in etc so I took it in for a tune up ...
0
votes
1answer
82 views

Last gear does not work

My bike has 12 gears on the rear wheel. When I put the last gear (12) it starts constantly changing from 12 to 11 gear without me doing anything. For example, I put the last gear and it works; right ...
4
votes
2answers
70 views

Can't get lowest gear and derailleur shifts on its own

I have a bike with downtube friction shifters and a 5 speed freewheel. When I bought the bike a while ago the shifters weren't connected so I did it myself. At this point it all worked fine. I took it ...
1
vote
3answers
58 views

Shimano shifter neither reaching top nor bottom gear

So, I have the Shimano shifter, depicted below that selects from the 7 rear-wheel sprockets. To my surprise it no longer reaches highest nor lowest gear. At first I thought the cable could have lost ...
2
votes
1answer
71 views

Strida single speed - upgrade to 2-3 speeds possible?

Would it be possible to upgrade a single-speed Strida to 2-3 speeds? I know there is a Strida model with 3 speeds but the frame is different with respect to the one of a single speed. In particular, ...
0
votes
1answer
42 views

Hey my right gripshift won't turn, need help

My mongoose bikes right shifter won't shift, it's too hard or stiff and the wire that connects to the gripshift is loose which isn't normal because the left shifter is in place and not loose and works....
2
votes
1answer
126 views

Can I reorient my dérailleur so the top jockey doesn't hit the cassette?

I was running a RD-M7000 dérailleur on my Scott E-Genius 730 and I recently received some good advice here that the Deore RD-M6000 is a drop-in replacement. I have now purchased and fitted that, but ...
3
votes
1answer
77 views

Why can't I adjust my Shimano Nexus 8 gear?

I have an three year old Electra Townie 8i with the Shimano Nexus Inter 8 hub gear that needs to be adjusted. I followed the guide in this clip and it was easy enough. ...
3
votes
4answers
3k views

Road Brifters with MTB Derailleurs

I've just bought a lovely Surly touring frame and I simply stuck all of my mountain bike components on it. That means I've retained a flat handlebar. I'd really like to stick drop bars on though and ...
1
vote
2answers
166 views

MTB 1x vs 2x cross chaining [duplicate]

I've got a good deal and bought a new bike with full Shimano XT groupset and 2x Drivetrain which I am not fully satisfied with, it has 34/24 and 11-42 setup. I would prefer 1x more but not going to ...
2
votes
2answers
240 views

Bottom jockey wheel on rear derailleur keeps skipping chain

Basically the angle between the bottom and top wheels is too great causing the chain to skip to the outside of the bottom wheel under force. If I use the higher adjustment screw on the shimano ...
5
votes
5answers
2k views

The shifter for the front derailleur is “soft” in my vintage bike

So I bought a used vintage bike. I just love the bike and it's awesome. However it came with one problem: gears problems. First of all I have very little experience with bike, especially gears (...
7
votes
3answers
5k views

What difference does the range of gear size matter?

I get the idea of ratios and the obvious that a smaller gear on the front and a larger one on the back will give you an easier end result but what difference does the range of a chainset or groupset ...
3
votes
3answers
498 views

Resistance for different gear ratios

Why are some gear ratios more difficult to pedal than others on a bicycle. It feels as though I’m missing some very simple piece of reasoning!
0
votes
0answers
54 views

Sturmey Archer three speed gear cable snapped quick fix?

I am buying a very old bike with a snapped gear cable on a three speed Sturmey Archer set up. Before I replace the cable etc. I was thinking of riding it around for a while in 2nd gear. Is there a way ...
1
vote
0answers
41 views

Gears playing up after a chain replacement [duplicate]

I had used my bike for about a year and thought it was about time to replace the chain. The old chain started to skip links, but only sometimes. I got the right chain from my local bike shop, I sized ...
0
votes
1answer
57 views

Rear cassette shifting

I replaced my free hub body due to pedal slippage. I also replaced rear cassette and chain for regular maintenance. Since then the problem started and I replaced shifter and cables as well as rear ...
0
votes
1answer
54 views

My 6 geared Shimano bike doesn't shift from higher to lower gears but does the opposite smoothly

My 6 geared(Shimano gears) mountain bike with the grip shifting system shifts really smoothly from the 1st gear to the 6th (biggest cog to the smallest). However when I try to twist the shifter from ...
1
vote
2answers
61 views

Sharing bike trainer between 11spd and 8spd bikes

I have an 11spd 11-30 cassette both in my bike and in my direct bike trainer. My girlfriend recently purchased a road bike with an 8spd 11-34 cassette. What are our options for sharing the trainer? ...
2
votes
4answers
408 views

Options for adding lower gearing for bike with Shimano 105 drivetrain

I have a 2015 Salsa Vaya 2 with a Shimano 105 drivetrain. It has a Shimano 105 Triple front derailleur with a 30/42/52t crankset. In the back it has an 11-30T 10-speed cassette (installed for me by ...
1
vote
2answers
883 views

Are all gear ratios created equal?

Here's a question simple at face value but for the math nerds feel free to dig in. Do all ratios of similar proportion (eg. 1:1, 1.5:1) etc feel the same. As in require the same work? Is the bottom ...
4
votes
1answer
339 views

SRAM PG-1130 cassette manual? Meaning of numbers on spacers that go between sprockets?

Took apart the individual sprockets on my SRAM PG-1130 cassette and the spacers (the ones between the cogs) were so dirty I didn't even see the numbers on them but each spacer has an 11 on it (makes ...
0
votes
6answers
4k views

Issue shifting from largest cog to second largest

Got a Canyon Spectral 3 weeks ago, have done around 2 hours riding on it and have noticed an issue with shifting from the largest cog to second largest. The drivetrain is SRAM NX 1x12. There are two ...
1
vote
1answer
107 views

Why isn't the chain on the rear gear in biggest cog for lowest gear

I have bought a bike few days ago and I am a new rider as an adult. And, I am a little confused as my rear brake has 7 cogs but the chain is on the second from top cog. Shouldnt it be on the biggest ...
1
vote
2answers
151 views

Longtail cargo bikes - why no internal-gear hubs?

I really like the idea of ("compact") longtail cargo bikes, i.e. bikes with a regular frame shape but with an extra-large and sturdy rack for transporting medium-sized loads and persons/kids. ...
1
vote
2answers
180 views

Going from 2x8-speed to 1x11-speed

I bought a beginner bike with a 2x 8-speed Shimano setup a year ago. I am looking to upgrade, now that I am getting more in to cycling then expected. Since I live in a really flat area (when I go on 3-...
1
vote
3answers
581 views

Quad chainring (4x12)?

Does anyone yet make an affordable quad chainring? I would love to see a 4x12 with my staggered cog idea such that all 12 gears are shifted progressively using the 4 chainrings. Each chainring would ...
-1
votes
1answer
55 views

Can the gears on an electric towne 8 be changed to higher [closed]

Wife bought a Towne 8 Electric bike. Can the gears be exchanged for higher ratio
2
votes
3answers
724 views

GRX crank with Ultegra groupset

I currently ride a full Ultegra di2 setup with 50/34 chainrings and 11/32 11sp rear cassette. I would like to run the GRX 46/30 chainrings because 50/11 gearing is a waste for me. I could either ...
1
vote
2answers
56 views

Back gears are jumping

I am a newbie at gears. I had to buy a new cassette and back wheel, and have just done a straight swap. Now I am not getting all my gears at the back. Eg when in fifth gear it says I'm in 4th etc. ...

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