Originally posted by Star Turbo Talon
Just got off the phone with SPC. The old style joints which possible are the style you might find on ebay or in warehouses was a cam lobe style. These were only made a couple years when the new slotted design came out. Apparently there there were drawbacks with some vehicles and the caster that would get changed. The new ones are interchangeable with the forged arms you can purchase for around 500.00

So the ones I am looking at are only replacements for the expensive aftermarket arms?