The Amflow and a Rusty Chain (A Penguin Classic © for Cantankerous Old Men).

I must have been extremely lucky for the past 20odd years and with all my other chains I currently have..

it must need a totally different maintenence routine to my others too..
FYI I have a gx type in my garage as well as shimano. They seem similar rustyness to me. IE leave them wet, they rust. Dry em and lube em, they don't rust.
 
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it is indeed, all I asked for was a recommendation on a rust resistant chain. Not how to use lubrication.

I have several shimano, gusset and kmc chains in the garage that are not rusty, and one sram that is.
ffs, rust is the results of oxidation, usually happening when you have water reacting with iron and oxygen. to prevent it either ride only if it’s dry outside or apply a protecting layer of an oil product of your choice to prevent the direct contact of water on your chain.



rusting-process-effect-oxygen-water-iron-d-rendering-281001569.jpg
 
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it is indeed, all I asked for was a recommendation on a rust resistant chain. Not how to use lubrication.

I have several shimano, gusset and kmc chains in the garage that are not rusty, and one sram that is.
Your starting premise is sketchy. People in here are queuing up to point out chains rust but apparently yours don't. Therefore, you should be making recommendations rather than soliciting them.
 
Thanks all for the wonderful education, i hang my head in shame for not maintaining my chains properly.

I clearly have no clue about maintnance. and have never bought a single drop of wax or chain lube.

I will pamper my chains before, during and after every ride from now on.
 
Odd thread. I've run all sorts of chains over the years, Shimano, KMC, Sram & all of them rust if they get left wet. Are you sure you're not a closet roadie who's run out of wax?

Please, let’s solve the chain issue before we get onto roadies leg waxing regimes.
 
Thanks all for the wonderful education, i hang my head in shame for not maintaining my chains properly.

I clearly have no clue about maintnance. and have never bought a single drop of wax or chain lube.

I will pamper my chains before, during and after every ride from now on.

One new bike I purchased a few years back seemed to have a poor quality chain from the off, it had SRAM stamped on it, but it also seemed to rust readily even though I was treating it the same as chains on my other bikes.

I wondered if there was actually an ‘OEM’ special that SRAM punt out to manufacturers who are fitting their groupsets in the factory, a sort of ‘not for retail’ item.

Pure guesswork on my part though, but when I replaced it once worn with a shop purchased GX it didn’t rust, as long as I cleaned and lubed it post ride.
 
I can't believe there are so many none scientific responses to this thread !

It's clearly new bike day !

According to Quantum Bike Chain Mechanics, you need a fully covered chain. Then your chain will exist in the superposed states of rusty and not rusty at the same time (no reference intended to @RustyMTB or @RustyIron or @RustyMojo- though arguably they should be the experts on this kind of thing) and it's no longer a thing to worry about.

1768988120357.png
 
I too have noticed some chain rust. Does the rust actually affect performance? I feel like its such a hassle with the chain lube thing, feels cheaper to just buy a new chain once every year or so?
 
When asked "Why aren't bicycle chains made from stainless steel" ?

Google AI said:
Bike chains aren't typically made from stainless steel because it's more expensive, harder to work with, and less durable under high stress, often leading to premature stretching or fracturing compared to specialized alloy steels, despite its rust resistance; standard steel chains, often plated or treated, offer a better balance of strength, wear resistance, and cost, with rust managed by lubrication. While some stainless options exist, they sacrifice performance or add significant cost for corrosion resistance, and even stainless can eventually wear or become contaminated.
 
I'm using the Muc off stuff too this time round, it works well on my other chains but does seem to wash off easily compared to other lubes I have used. ...................
100% agree with your assessment of Muc Off lube. :(

I only used the Muc Off wet lube, so I can't speak about their other lube products. But the wet lube didn't last one wet ride! After the same result on further rides, I went back to Finish Line wet lube. Brilliant stuff! :)

I used up the MucOff wet lube (it was blue and easy to see) on all my stanchions. It did the job there OK.
 
Any chain left wet will rust. No if's no but's.

My post ride process is to run the chain through the park chain cleaner, use a hand held airblaster (cheap on Amazon) to remove the water, lube with muc-off ceramic (dry or all-round in the wet) then spray cassette and derailleur with Muc-off bike protect.
If it is really mucky and damp, I'll remove the chain and dry on the radiator. You need a connex link if you take the chain on and off multiple times.

Mostly use SLX chains bought cheap and change when on the wear limit of 0.75

Sram X01 will still rust if not dried and lubed but they do last a loooong time before hitting the wear limit.

KMC have been the worse. Their E-bike chain lasted half the life of an SLX.
 
I too have noticed some chain rust. Does the rust actually affect performance? I feel like its such a hassle with the chain lube thing, feels cheaper to just buy a new chain once every year or so?
WHAT!!! Are you trying to wind everybody up? :unsure:

That is a recipe for a rapidly wearing chain, poor shifting, a creaky ride and reduced range. A rusty chain looks crap as well and it does not reflect well on the rider. :(
Because the chain wears more rapidly it will also wear the rest of your transmission as well. So on top of the worn chain, add a cassette and a ring too. A little bit of "hassle" will save you a lot of money.

With your maintenance practices, you will need good luck to sell a bike on here!
 
I'm using the Muc off stuff too this time round, it works well on my other chains but does seem to wash off easily compared to other lubes I have used. Quite like the Finish line wax.
I think i'll give the X01 a try when I find one on deal.
X01 chains are £40 from Hopkinsons.
They will rust if left wet, but I give mine a quick squirt of WD 40 to disperse the water. Then after a dry I stick some chainsaw oil on it as it's anti fling and cheap 👍
Chains that lasted a lifetime on pedal bikes don't stand a chance on powerful ebikes.
You won't regret buying the X01 chain as it will take the ebike power and last a long time without knackering up the rest of the drivetrain.👍
 
muc off is a marketing company peddling useless products. change my mind
No. You change my mind and back that up with solid and informed information about their products and why they are useless.
They had a turnover of 40 million in 2024, but obviously, you know better.
 
This is one of the most baffling threads i've read on a mtb forum in many years.
-All chains rust if you degrease them by washing and do not re-lube... no matter how expensive they are
-WD-40 is a water displacement product, and not a lube. It will help with the anti rusting situation, it is not a proper lube (unless you're using their bike chain lube, and then it is a lube, just not a good one)
-The efficacy of muc off products is an opinion, not a fact (although I would generally agree that their stuff is crap for the most pat)
-This thread has nothing to do with amflow, putting their name in the title is disruptive to their brand for seemingly no reason... same could really be said for sram on this one
-you cannot fix stupid
-water is wet, sky is blue (except maybe in the uk most of the time), clouds are worth yelling at
 
I too have noticed some chain rust. Does the rust actually affect performance? I feel like its such a hassle with the chain lube thing, feels cheaper to just buy a new chain once every year or so?

No. You change my mind and back that up with solid and informed information about their products and why they are useless.
They had a turnover of 40 million in 2024, but obviously, you know better.
Their products may be effective, just a few points to keep in mind regarding popularity vs effectiveness
Just because something sells well doesn’t mean it works well. There are many driving forces that determine sales and brand success vs. technical effectiveness.
 
Having not experienced a rusty chain sine the early 2000's, I am a little dissapointed with the one on my Amflow PL.
It has the SRAM GX which is new to me, as I have always run Shimano gourpset and chains in the past with never any rust issues. My boys vitus with a Deore groupset isnt rusty!

With a lot of chains to choose from since i last bought one, I am looking for recommendations for a non rusting Ebike / SRAM sutable 12 speed replacement.

Thanks
That's why I bought the belt drive...
 
This is one of the most baffling threads i've read on a mtb forum in many years.
-All chains rust if you degrease them by washing and do not re-lube... no matter how expensive they are
-WD-40 is a water displacement product, and not a lube. It will help with the anti rusting situation, it is not a proper lube (unless you're using their bike chain lube, and then it is a lube, just not a good one)
-The efficacy of muc off products is an opinion, not a fact (although I would generally agree that their stuff is crap for the most pat)
-This thread has nothing to do with amflow, putting their name in the title is disruptive to their brand for seemingly no reason... same could really be said for sram on this one
-you cannot fix stupid
-water is wet, sky is blue (except maybe in the uk most of the time), clouds are worth yelling at
These are the correct answers.

All chains will rust if put away wet, and having not had any rust for 20 years doesn't mean you're immune from putting one away wet on occasion.

Maybe just use that as a learning experience, rather than trying to blame Amflow and getting shirty with everyone who replies telling you to improve your maintenance.

A dry chain won't rust, so the correct answer isn't to buy a new chain, but just to wipe your existing one down with a rag and maybe get an air blower to dry it out better.

Put a Shimano chain away wet, it'll rust. Keep a SRAM chain dry and lubed and it won't rust.

I'm not sure what else you want people to tell you. Unless you were just looking for a thread full of yes men replies saying that Amflow/SRAM were crap for not making a stainless chain.
 
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