Apparently from here but I am also looking for some and would like to know from experienced members from this forum what they are worth and if it's aluminium or steel lower arms https://k-tecracing.com/products/genuine-renault-megane-3rs-250-lower-suspension-arms
As part of a Suspension refresh on my 275 CupS I bought all the parts from KamRacing. I chose the Genuine Renault rs250 arms, because they are a good price. I compared the part numbers of the new 250 arms with the original CupS arms I removed, and guess what they were the same! Which supports what Kev at Kam and others have said - some 275’s used the 250 arms. Must have been Renault using up parts at the end of the Mk3 production…