On 9/7/2021 at 5:10 PM, Yarb said:

If you go with Poly, Do not remove the bushing sleeve. They are designed to fit in the inner portion where it’s deteriorating. Ask me how I know!!!

How do you know?  The poly bushings don’t fit if the sleeve is left.  

I removed the entire bushing on my 280 and the poly bushing flopped around in there. It was designed for the sleeve to stay in tact

1 hour ago, Yarb said:

I removed the entire bushing on my 280 and the poly bushing flopped around in there. It was designed for the sleeve to stay in tact

280 is the key.  I believe the crossmembers are different between the 240, 260 & 280’s. 

Yes they are