The Dodge RAMS tend to make some noise due to durometer/hardness of the bushings. I have heard through the dealer networks....the durometer is changing. I have yet to verify with part numbers or concrete valid information.
talk can be cheap....
Best grease I have found. Teflon and should not attack rubber. WD40 will eat rubber!
Part Number: 9.11104
Product Name: Formula 5 Prelube 8oz. Tub
Unit Price: $9.99