I think they all creak. Mine does.
Some grease the ball and points on the WDH. I don't.
I keep it dry and listen to the creaking.
I think its better then getting grease all over my hands/cloths every time I hitch/unhitch or walk by it.
2015 Jayflight SLX 287BHSW
2002 F-250 Extended Cab 4x4 6.8
Teconsha Prodigy P3 Brake Controller
Reese SC Weight Distrubition with sway control (12,000lb)