Worth a read. https://www.renehersecycles.com/myth-18-wide-tires-need-wide-rims/?srsltid=AfmBOoq_ACj2uT6WoTTZqcuL1APl-38K750jNZ9Ildp-5MeKz6dhMK2P Frank On Sunday, October 19, 2025 at 6:31:45 PM UTC-5 [email protected] wrote:
> Brenton, I had the same question a while ago. I am running 35mm tires on > 14mm internal width rims with no problems on my Ram. The general consensus > that I seemed to find online was that this is just what people did before > wide rims were easily available. > > On Thursday, October 9, 2025 at 1:55:17 PM UTC-7 [email protected] > wrote: > >> I just acquired a soma san marcos with mavic open pro rims, inner rim >> width of 15mm. >> >> I immediately put 40mm tires on it, and have been riding it for a few >> weeks as I dial in the build. >> >> It has a cycle ops power meter rear hub, looks gross, so I was planning >> on rebuilding the rear wheel with a cuter hub, but then realized I was >> fully in violation of the acceptable range of tire width for this rim. >> Should I just get a different wheelset? >> >> the rim widths recommended by rene herse and sheldon seem to be >> conservative at 15mm but then generous at 17mm, idk, is anyone cheating and >> getting away with it? >> >> >> -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/rbw-owners-bunch/bab7ea65-04d5-48c2-bd6c-85957fb00097n%40googlegroups.com.
