Chain Cleaning
Chain Cleaning
So whilst the weather is crap, I'm just musing over this topic.
I love keeping my bike clean, however, despite cleaning my chain every few hundred or so, my rear wheel is absolutely filthy even after multiple dry days and making sure I don't apply too much lubricant and letting it dry in sufficient time. Is there something I am missing? I currently use Motul cleaner and lube and the chain comes up really nicely. When I've been cleaning the rear wheel itself, the oil/grease is absolutely caked on and take lots of effort to get off.
Any tips?
I love keeping my bike clean, however, despite cleaning my chain every few hundred or so, my rear wheel is absolutely filthy even after multiple dry days and making sure I don't apply too much lubricant and letting it dry in sufficient time. Is there something I am missing? I currently use Motul cleaner and lube and the chain comes up really nicely. When I've been cleaning the rear wheel itself, the oil/grease is absolutely caked on and take lots of effort to get off.
Any tips?
- Yorick
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Taff
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A_morti
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Re: Chain Cleaning
I had a good go at my CBR 250 chain the other weekend as it had a few tight links from way too many years just spraying more lube over old dirty lube.
WD40, a toothbrush, and a lot of patience got the old stuff off and allowed me to free up the links.
A paintbrush and some clean engine oil got it lubed up properly. If I had it handy I'd use gear oil or chainsaw oil for re-lubing as it's thicker. It'll still fling though, as anyone with a scottoiler will tell you.
WD40, a toothbrush, and a lot of patience got the old stuff off and allowed me to free up the links.
A paintbrush and some clean engine oil got it lubed up properly. If I had it handy I'd use gear oil or chainsaw oil for re-lubing as it's thicker. It'll still fling though, as anyone with a scottoiler will tell you.
Re: Chain Cleaning
That's exactly what I used for it after the usual clean. And it took a few rags and cloths to get it off.Taff wrote: Sun Mar 29, 2026 1:21 pm Wd40 gets all of the crud off the chain and back wheel really nicely.
I was pondering getting a ceramic product to protect the rear wheel and make it easier to clean.
- Taipan
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Le_Fromage_Grande
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Re: Chain Cleaning
It also melts all the O rings in your chain.Taff wrote: Sun Mar 29, 2026 1:21 pm Wd40 gets all of the crud off the chain and back wheel really nicely.
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Taff
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Re: Chain Cleaning
meh, I've seen this written plenty, but I've been cleaning my chain using dubs for 30 years and can't say that I've ever seen any chain with knackered o rings (or x rings), and given the milage I do and cleaning the chain every coulpe of weeks through winter I'd expect to have seen this before.Le_Fromage_Grande wrote: Sun Mar 29, 2026 4:21 pmIt also melts all the O rings in your chain.Taff wrote: Sun Mar 29, 2026 1:21 pm Wd40 gets all of the crud off the chain and back wheel really nicely.
Out of curiosity I chucked it into co-pilot.
Here’s the evidence‑based answer:
There is no credible evidence that WD‑40 damages O‑rings on motorcycle chains when used frequently as a cleaner. Independent tests, rider reports, and material‑science facts all point the same way: WD‑40 does not chemically attack nitrile O‑rings, which is what modern chains use. The real risk is not seal damage — it’s that WD‑40 can strip external lubrication if you don’t re‑lube afterwards.
- Taipan
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Re: Chain Cleaning
I used to get WD40 for free at work, and used it as a chain cleaner and lube for years. Never knew it to cause any issues?
- Dodgy69
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Re: Chain Cleaning
For the short amount of time the WD40 or paraffin etc is on the chain it won't hurt. Dry off with rag and re lube. 
Yamaha rocket 3
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Le_Fromage_Grande
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Re: Chain Cleaning
Try putting an O ring in WD40 overnight, see what it does, I've not tried it, but I have seen WD40 melt other rubbers and then they go brittle when they dry out.
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A_morti
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Re: Chain Cleaning
A regular o-ring for water fittings, sure. But chain o-rings are meant to be used with oil/grease and made of nitrile.Le_Fromage_Grande wrote: Sun Mar 29, 2026 5:47 pm Try putting an O ring in WD40 overnight, see what it does, I've not tried it, but I have seen WD40 melt other rubbers and then they go brittle when they dry out.
- KungFooBob
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Re: Chain Cleaning
I didn't think WD40 melted o-rings, but rather washed all the proper lube out from behind them.
- Skub
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Re: Chain Cleaning
WD40 penetrates,so I wouldn't be keen on dousing an O ring chain with that. To clean a chain I just use a rag,but then I don't use that spray,sticky lube stuff,I use chainsaw oil sparingly,then wipe the excess with a clean rag.
On non O ring chains I use paraffin or WD to clean.
Still the original C&S on the Zed at over 25k miles.
On non O ring chains I use paraffin or WD to clean.
Still the original C&S on the Zed at over 25k miles.
"Be kind to past versions of yourself that didn't know what you know now."
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https://soundcloud.com/skub1955
- Sunny
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Re: Chain Cleaning
I was taught to use paraffin.
On the - frankly incredibly rare - occasions when I clean my chain, I use a KettenMax with paraffin. If I should be using something else, I'm open to suggestions...
On the - frankly incredibly rare - occasions when I clean my chain, I use a KettenMax with paraffin. If I should be using something else, I'm open to suggestions...
- Mr Moofo
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Re: Chain Cleaning
I have used the same cleaner for years , water soluble engine degreaser , this one but there are loads.
https://www.ebay.co.uk/itm/363382944555 ... BMoOva3adn
Just brush on and then wash off with water, never had a problem with a chain .
https://www.ebay.co.uk/itm/363382944555 ... BMoOva3adn
Just brush on and then wash off with water, never had a problem with a chain .
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Supermofo
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Re: Chain Cleaning
Nothing I've used has stopped the rear wheel getting cruddy with lube/dust mix. Getting it off properly requires wd40 and a rag. But it'll look shite again in a few hundred miles. The thing Taipan linked to was slightly interesting but still didn't stop all the fling and looks a bit
Even the XCP chain lube which is very oil like and rubs off easy in itself goes tacky once on the wheel with road dust.
The sad answer I think is rear wheels are supposed to be minging and I give up until the bike gets a proper wash. Black wheels for the win as they hide it best.
The sad answer I think is rear wheels are supposed to be minging and I give up until the bike gets a proper wash. Black wheels for the win as they hide it best.
