I was going to replace my aging upper ball joints on my 126 with Uro parts. I had to remove the boot and discovered that there wasn't much grease under the boot. My question is whether I should add some grease or not. I've heard of some folks adding grease to lower ball joints when replacing them.

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Tom Evans
69 280SE 91K (wish I still had it)
73 220D 98K
78 300D 134K
78 300D 185K
81 300SD 301K (still have)
82 300SD 321K (still have)
84 300D 268K
84 6.2 Diesel GMC Suburban 225K (a whole different story!)