Control Arms replacement questions
I absolutely agree that almost all Mercedes and probably Lexus parts are purchased by Mercedes and Lexus from contracted manufacturers that follow strict manufacturing quality standards set by the manufacturer. I also know that these contract manufacturers also make the same parts in plants that do not supply MB or Lexus. I carefully check the country of manufacture of a part that does not come from MB or Toyota/Lexus. If Delphi makes parts for Lexus and every part from Delphi is made from the same plant that supplies Toyota/Lexus, that is fine. But your comment encompassed ALL brands and that is simply not accurate.
FEBI Bilstein and Meyle used to be OEM suppliers to MB. Both of these parts manufacturers now make MB aftermarket parts in China and I won't touch them. I bought my 16 LS460 for the Toyota/Lexus build quality and standard. If it costs $2k-$3k in parts for the front suspension (from wholesale Toyota/Lexus suppliers - NOT from a dealer), I will gladly pay it because that is why I bought the car in the first place!
I couldn't find out who the OE was but Delphi was the one that has the same casting and measured the same durometer so I went with them.
The German cars have the info printed on or cast onto the parts so it's FAR easier to know exactly the plant and brand to buy. Lexus is cryptic as hell about it. With my W12s and 4.0 I know exactly who made all parts and exactly what to buy and it's easier and cheaper.
The lower mains here are "only" $400 cdn each.
Last edited by Striker223; Jan 12, 2025 at 01:23 PM.
The roads around here suck, so I have had the entire front suspension of my 460 apart more times than I care to admit. I replaced all 8 arms with cheap stuff from amazon in early '19. By early '20 they were knocking ans squeaking again, so I did it again, this time with polyurethane bushings from AutoAcer on Ebay. Could not get the creaking and squeaking from the poly bushings to stop, so I replaced with traditional rubber ones again (from ebay, think i payd like $150 for all 8), and all was well for about another year. Then I had to change tie-rods in early 2022. When I was changing the tie rod ends I noticed the bushings were cracked again. This time, I replaced them with MevoTech from Rockauto. At the same time, I replaced the sway bar links and bushings, and the lower ball joint thats pressed into the steering knuckle, along with both front struts with KYB OE equivalents and after reassembling the car and getting an alignment, aside from a slight rattle/knock (which is from the linkage on the AFS height sensor), the car is dead quiet and dead smooth. I think all 8 MevoTech arms in 2022 ran me about $500. Since then, the car has been smooth and quiet as it should be.
TL; DR-While there is little difference in longevity between Lexus parts and most aftermarket parts in the front end of these cars, spending more than $300 on a set of them is highly reccommended

Last edited by Mastiffman; Jan 12, 2025 at 06:54 PM.
Measurements?
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