Polyurethane Hyper-Flex Suspension Bushings?

[AKBushDag]

Would appreciate any info on the pros or cons on going to these bushings for my 07 4Runner.

 

[theick]

I don't know much but I think the complaints are that they are hard and can be squeaky.

 

[AKBushDag]

I don't know much but I think the complaints are that they are hard and can be squeaky.

Thanks for the input!