Questions tagged [gears]

Gears in the drivetrain of a bike.

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2
votes
1answer
50 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
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1answer
38 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....
54
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6answers
103k 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 ...
2
votes
1answer
85 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
45 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
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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
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2answers
132 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 ...
3
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7answers
18k 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 ...
2
votes
2answers
98 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 (...
6
votes
6answers
16k 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 ...
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
485 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
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0answers
45 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
54 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
49 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
57 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
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4answers
287 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
879 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
193 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
3k 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
97 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
109 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
99 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
532 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
53 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
406 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
50 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. ...
1
vote
3answers
51 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
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2answers
1k views

What to upgrade to achieve a higher top speed?

I enjoy going fast and my current bicycle tops too early, what kind of upgrades would I need to make to achieve a taller final gear?
0
votes
1answer
40 views

Shimano Altus 9x3 speed shifter leaver is soft

I’m having trouble with my rear shifter lever. When I go to push the lever in to go through the gears it’s just soft and doesn’t go back to its original position. Any ideas what’s this could be and ...
1
vote
1answer
42 views

First shift up after shifting down only moves as I'm releasing the lever not on both the click in and click out of the lever like the consecutive ones

Video of Issue: https://imgur.com/nY8s4Z0 I have just been given my dad's old bike and was looking at fixing it up. However, it has a shifting problem where it shifts down the gears perfectly fine ...
1
vote
3answers
96 views

Alternative cranksets for a cross-country mountain bike larger than 48t

I have to replace my chain and gears on my 28'' cross-country mountain bike and I like to use the opportunity to make some modifications. I've tried to read up on this and I already learned a lot from ...
4
votes
4answers
701 views

Replacing rear solid axle with skewer

Hoping someone can advise. I recently ordered a Saris Fluid2 trainer, which requires me to use a special quick release skewer on the rear wheel.  However, my regular road bike is an old Acapulco ...
0
votes
2answers
73 views

Front derailleur not shifting up

I have a road bike with shimano front derailleur and dropped shifter. For weeks my front derailleur has been very stiff, requiring much force on the shifter to go onto the bigger ring, so the other ...
1
vote
1answer
42 views

Front chainring issues + can I install Falcon Friction thumb shifters to an Shimano STX derailleur set?

I'm interested in trying friction shifters, also to save space on my cockpit. I bought a Mongoose Hilltopper 1994 recently and I want to play with it a little. A bike mechanic told me in order to ...
6
votes
1answer
202 views

Cassette teeth design

I'm new to the bicycles scene and was trying to 3D draw a bicycle. I'm currently trying to draw an 11 speed 11-30T cassette but I quickly noticed that the design of the teeth of the gears are quite ...
3
votes
6answers
615 views

52/15 fixed gear ratio - what should I change to?

I have a 52/15 gear ratio and I find it sort of difficult to pedal. I'm wondering what I'd need to switch the chainring/cog sizes to that would allow for me to not remove any chain links. I'm ...
10
votes
3answers
3k views

What is the generic name for the gear shifter where you have one trigger for the up shift and another for down shift?

I recently bought a bike with new advanced gear shifters where you can shift easily as the shifter has a trigger for the up shift and downshift? I would like to replace the twist shifter in my old ...
-1
votes
2answers
60 views

How much to get a new derailleur and gear shifters and hooked up at a shop? [closed]

I have no derailleur and cheap grip shifters on my schwinn pathway want to get new ones
1
vote
2answers
220 views

Problem with Apollo Gradient clunky and missed gear changes

About four months ago I decided to get back into riding. I bought an Apollo Gradient mountain bike. I know this is quite a cheap/basic bike but didn't want to spend a lot if I didn't stick with it. I ...
2
votes
1answer
160 views

Gearing preferences of men vs. women on road bikes

Is there evidence that men and women prefer the same or different gearing when riding a road bike? In other words, in the same conditions, would both men and women generally ride in the same gear or ...
2
votes
2answers
363 views

Where can I get a fork that will fit a 7 speed gear and a disc brake? Or how could I make one for said specification?

Im trying to insert a 7 speed gear and disc brake on the front wheel of a recumbent cycle that I'm trying to make. However its difficult to find or almost impossible to get forks with widths that ...
6
votes
4answers
2k views

Can you reverse the sprockets on a cassette to lengthen its lifespan?

I know my bike's rear cassette needs replacing, but before I do that, is it feasible to dismantle the 8 sprockets to reverse their spin? Can you increase the lifespan of a cassette by letting the cogs ...
1
vote
1answer
154 views

Why does my bike make too much sound if I am in the top 3 gears in the back and large gear in the front?

I have a Cannondale Synapse SE 105. Whenever I go downhill I tend to shift into combination of top (smallest ring) gears in back and large gear in front. My bike just makes so much amount of noise ...
1
vote
1answer
165 views

Using a brake noodle on the gear cable?

I'm working on adding a front derailleur to a folding bike that started as a 1x setup. Today I got a front derailleur mounted, and realised that I need some form of cable stop for the inner cable. ...
4
votes
3answers
675 views

What is this thing called that holds the gear shift cable (not the wire)?

There is a small metal part that keeps the gear shift cable in place, so the inside cable can move without the cable hose moving as well. I think I damaged it slightly when making repairs so I need a ...
2
votes
5answers
160 views

Downshifting tension

Can you adjust your (Shimano) gear shifters to have less/more tension? I'm frequently downshifting from high to low gear and would like to reduce the amount of finger energy required to downshift.
2
votes
1answer
543 views

Can I switch through all rear gears with a two chainring crankset?

I'm very new with bikes, I just got my new bike since I was a kid like 25 years ago, I bought a Trek Marlin 7 2020 which comes with a 2 chainring crankset and 9 rear gears. I've been hearing that is ...

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