Questions tagged [drivetrain]

Questions about a bicycle's drivetrain system, including the chain, gears, chainring, derailers, etcetera.

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2
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2answers
5k views

Convert to belt drive

Is it generally possible to convert a drivetrain on a bike from a chain to belt drive? What exactly is involved with this task?
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3answers
738 views

Got rust on chain and cassette

I have a pretty new bike (5 years) and just recently got all the transmission very rusty (https://imgur.com/a/AlCts9b). Several things happened: · Degreased it thoroughly (probably too much) · ...
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2answers
189 views

Drivetrain, components of different brand

Do all parts of the drive train have to be of the same brand? Can the chain be a different brand from the rest of the drive train? Cassette, crank, derailleurs?
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2answers
174 views

Changing cassette road bike

I have an 11-25T cassette with a Sora derailleur on my road bike. There are a ton of hills around me that I am struggling on when I'm on my road bike but not my mountain. I can easily remove the ...
2
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3answers
3k views

3x9 speed to a 1x9 speed conversion

I want to convert my 27 speed 3x9 to a 1x9. What do you recommend for chainring and cassette combinations? What are the cautions?
2
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3answers
6k views

How to choose between 10 speed vs 12 speed drivetrain on mountain bike. Pros and Cons

I'm buying a mountain bike from a company that lets you choose the drivetrain. I am having trouble deciding whether to go for a 1 x 10 speed Deore option (11-42) or a 1 x 12 speed SLX (recently ...
5
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5answers
365 views

Chain Cleaning Frequency vs Cost

I got myself a new 2019 Giant Trance 2. I am loving it and am doing lots of off road trails here in Texas. A typical ride for me is about 4-6 hours and maybe 10-20 miles depending on the inclines. I'...
0
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1answer
384 views

Cassette, chainring, chain compatibility

I've taken on trying to nurse my husband's bike back to life. It is a 2012 Specialize Venge with Dura-Ace Di2 (very old version); Specialized pro FACT carbon chain rings, Ultegra 10-speed cassette. ...
1
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1answer
787 views

Lateral movement on rear cassette

My cassette (SRAM XG-1175) moves axially about 5 to 8mm (in line with the axle, not up and down) on my hub (whatever is standard on a 2016 Enduro Elite) But the part of the hub the cassette mounts to ...
5
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1answer
975 views

Shimano Front Chainwheel FC-MC19 Replacement?

I have Shimano FC-MC19 22/32/42 175mm crankset on my MTB for 17 years and it's time to replace it but I find it difficult to figure out what new crankset will fit my bicycle. Two years ago I replaced ...
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2answers
749 views

Will microSHIFT ADVENT 9 speed handle 46t, 50t large sprockets?

Title says it all. As we have 11-50t 9 speed cassetes available now, I was curious if anyone tried to use them with microSHIFT advent? or I have to be the first one to try it out? That would be ...
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2answers
2k views

Is it cost-effective to upgrade an old-ish Giant Escape R3 commuter bike with entry-level branded parts (wheels, drivetrain)?

I'm currently using a 5 year-old Giant Escape R3 (2015)(https://www.giant.co.jp/giant15/bike_datail.php?p_id=00000060) hybrid bike that I bought used (down to $400 from $500 retail price) from a bike ...
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1answer
151 views

Okay to use new KMC master link on old KMC 11spd chain?

I took my 11spd KMC bike chain off a few days ago to give it a good cleaning and re-mounted it to the drivetrain using a master link and park tool master link pliers. I must have not set it correctly ...
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4answers
3k views

Independent drivetrains on tandem bicycle

On a standard tandem frame, is it possible to build a tandem bicycle with independent drivetrains for the two riders? Is there a custom frame builder that would build a tandem like this? I'm aware of ...
-2
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1answer
122 views

Chain guides; yay or nay? [closed]

So, recently i've bought a new chainring online and it will be sent to my home soon. And i thought to myself, should i get a chain guide? The chainring has narrow wide teeth so the chain will not fall ...
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0answers
53 views

Pie plate cog on SRAM 2x

Okay guys, I'm trying to re-find fitness in my mid-40s. My bike has a SRAM Apex (don't laugh, if it's good enough for Alberto Contador, it's good enough for me - and you!) 10-speed drivetrain with ...
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2answers
311 views

Change from 2 chain rings to single chain ring on a MTB. What size should I take?

My current drive train is pretty much used up and needs replacement. I thought with this occasion, I could replace my curret drive train (2 chain rings, 10 speed cassette) with a singe chain ring and ...
3
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2answers
328 views

Can I somehow attach a bashguard on top of largest chainring?

I have a 1x system with an ordinary 104BCD chainring and I bought a bashguard foolishly thinking it goes on top of that. Turns out a bashguard typically replaces the largest cog and I've got only one. ...
1
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1answer
947 views

Shimano FC-RS500 11 speed chainset with 10 speed cassette and chain

Is it possible to use a Shimano 11 speed crankset FC-RS500 with a 10 speed ultegra cassette and chain. I will be using 105 5700 front deraileur and a 105 5701 rear. Thanks
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2answers
921 views

Any chainless bikes in US

I've had a Dynamic Tempo chainless bike for about 12 years, but it finally broke down. It looks like Dynamic Bikes is no longer in business (or at least the web page for them is not - transfers to ...
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3answers
179 views

Marin Fairfax Alp 2011 - Can I fit a 11-32t Cassette

I currently have a Shimano LG50 12-25t 8 speed cassette and am finding it a real struggle on steep hills - I am around 13 stone (82kg). This is the first time I have looked at changing the original ...
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2answers
801 views

Ultegra 6510 shifter broken - upgrade to 10 speed?

My Ultegra 6510 9 speed right shifter broke. The screw holding shift lever to the back of the break lever popped out taking the threads with it. I don't know what the root cause of the problem but I ...
2
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3answers
249 views

How long can I safely use a chain for?

My chain is well over the 0.75% extension at which I would normally replace it. However, the cassette and chainrings are also old enough that a new chain would slip on them, so they would also need ...
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2answers
212 views

Would a IGH drive train last longer than a derailleur drive train?

Would a single sprocket + 8 speed chain + single chain wheel used in combination with a IGH last longer than a 10 speed cassette + 10 speed chain + 3x chain wheels? Image I have 2 bicycles. Bike 1 ...
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3answers
4k views

Can a 21 speed Shimano Tourney groupset get converted into a 7-speed?

I currently ride a 3x7 Tourney bike, which I’ve upgraded moderately and it is riding nice. I’d like to know if I can somehow replace my 3-crankset for a simple one, and also get rid off the front ...
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1answer
1k views

Sora R3000 STI shifters compatibility

Are the new Sora R3000 STI shifters compatible with dura ace 7700 brakes and derailleurs? Thanks
2
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3answers
2k views

Skipping on new chain, new cassette, new derailleur

For a long time I have been having issues with chain skipping on my 1999 Trek 6500. I took a video to illustrate exactly what I mean by "skipping": Over the last ...
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1answer
241 views

Ultegra on Trek Crockett 5

I have 2 questions regarding the switch to Ultegra. I already have Ultegra 32 cassette on my Trek because I build another set of Vision road wheels. Would it be possible to switch completely from the ...
0
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1answer
73 views

How to find a fitting drivetrain

I'm currently building up a new bike from a vintage Scott Windriver MTB frame. My plan is to install a Shimano Zee 10-Speed drivetrain because I don't really need more gears in my area, I want it to ...
2
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1answer
246 views

Chain Pops When Leaving Cogs

This problem has consumed a lot of time and resources and has yet to be solved. This is a basic Giant Iguana mtb, with a Deore rear derailleur, SRAM 950 9-sp cassette, Truvativ chainrings, Shimano ...
0
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1answer
177 views

Mixing Dura Ace 9000 drivetrain with ultegra?

I'd like to mix the DA9K drivetrain (chain, chainrings, front and rear mech, excluding the cassette) with my current ultegra 6800 setup. I dislike the DA shifters, but I'm ready to upgrade my shifting ...
2
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1answer
1k views

Fixed gear drivetrain problem

Sometimes, when I put a lot of pressure on my pedals while accelerating or skidding, my pedals "drop" like when your cog is unscrewing. I have a lock ring, so it's not unscrewing. I've recently ...
8
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3answers
387 views

Have multi-speed non-freewheeling bikes ever been common?

Prompted by a recent question I was pondering the idea of bikes with variable gearing (derailleur or otherwise) but without the ability to freewheel. Have such bikes ever been widely used? They would ...
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2answers
110 views

ISO narrow-wide steel chainrings in higher tooth counts >30T

I know Surly, Sram, RaceFace and Wolf Tooth have offerings in small BCD and proprietary fixing systems (cinch & X-sync), but generally only come in one, MTB-range size. Anyone know of a ...
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3answers
712 views

Installing a new Shimano compact crank on an older bottom bracket?

I would like to know if I could install a new Shimano compact crank on an older bottom bracket that has a center bolt extraction system? Do I need to change the spindle in the bottom bracket? Do I ...
2
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2answers
12k views

Shimano Mountain Bike Cassette Comparison

Can anyone explain to me the difference between the cassettes of different MTB Shimano groupsets in terms of value for money and durability? In particular I am interested in the entry level ...
6
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1answer
13k views

Replace a 52/36 crankset with 50/34

I'm looking at purchasing a new bike with a 52/36 crankset on a 11-32 cassette. I've grown accustomed to a 50/34 crankset on the same cassete, and for the type of riding I do in the PNW (300-400ft ...
2
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1answer
369 views

Will a SLX fit on a Shimano deore 2x10 rear triangle?

Ok so I'm thinking about upgrading to a SLX drivetrain, and I currently have a Shimano Deore Xt 2x10 on my Devinci Troy. The question is whether it is even worth it cause the cassette may be too wide ...
3
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1answer
2k views

Can't shift down from 50T with clutch on, but can shift down with clutch off, why?

Can't shift down from 50T with clutch on, but can shift down with clutch off, why? I'm using sunrace 11-50 and XT RD-M8000 (SGS), finished setting up everything for absolutely perfect shifting, then ...
4
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1answer
3k views

Gates belt drive: installing larger front sprocket

I ordered a Cube Hyde Race bike with Gates belt drive. I live in an area where it rains a lot, and I use my bike year round, so I was sold on the promise of virtually maintenance-free drivetrain. The ...
0
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1answer
428 views

Can you use shimano m8000 replacement cogs to replace Sunrace mx80 cogs?

Can one use m8000 replacement sprockets 11T 13T 15T to replace the corresponding mx80 sprockets? I appreciate the clusters can't be switched due 3 free sprockets and 2 clusters of 4 on mx80 vs 5 free ...
19
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4answers
5k views

Why should one clean a chain?

I do understand that this may sound like a troll question but please bear with me. I've always been a maniac about drive train cleanliness until I got a 11 speed bike and realized I didn't want to ...
2
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2answers
199 views

Replaced my crackset, chain keeps popping off the small chainring under load

Looking for a little lower gearing on my gravel bike, I replaced the crankset with a FSA Omega with 46/30 chainrings, along with a new bottom bracket & chain. If I stand on the pedals while on ...
20
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7answers
36k views

Parafin wax vs wet lube for bike chain lubrication?

So im thinking of waxing my chain (with parafin wax) what would the advantages of this be over wet lube (i use muck off). Anybody have any experience with waxed chains? Thanks.
2
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2answers
389 views

Could I have enough chain retention on a 1X system with just a narrow wide chainring without a clutch?

My bike is a 2017 Fuel EX 5, i am considering converting it to a 1X (pronounced '1 by') chainring. But i am unsure if i will get enough chain retention to stop my chain falling off with just a narrow ...
7
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2answers
242 views

How do mechanics test problem that are only happening under load?

My singlespeed bike emits a creaking noise(coming from somewhere in the drivetrain) while I'm riding on it, however it doesn't when pedaling on the repair stand. This question is not about this ...
5
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1answer
1k views

Derailleur On A Single Speed

Earlier today, I saw this bike with an absolutely bizarre drive-train. It looks like a single speed, but it has a derailleur on attached to it. The derailleur does not move horizontally, but only ...
3
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1answer
174 views

Do 6 speed flight deck shifters exist?

I'm interested in changing my bike from downtube to flight deck shifters, however I'm struggling to find any 6 speed flight deck shifters. I have a suspicion they don't exist. Thanks a lot.
2
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2answers
126 views

Replaced chain, now the chain falls onto the small chaining

I rode for a little while longer then I should have with my old chain, so I replaced the old chain and cassette. But now when I ride in the big ring, the drivetrain makes a horrible sound and the ...
0
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1answer
3k views

9-speed to 10 or 11-speed conversion [duplicate]

I have a Look KG361 that is built with 9-speed Ultegra. Is it possible to change the drivetrain to 2x10 or 2x11 with this frame?

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