you wont know till you knock the old caps out, knock em out and file the mangled parts smooth, it looks like its still biting the cap, so you should be fine. i would install the new u joint put it all back together and see if it vibrates when your done if so then take it to a drieline shop and see if they can balance it or what they think.

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99 extended cab, 4.0, auto, 33s, 4x4 lifted with some stuff done

98 2wd 2.5, 5 speed, dropped with some stuff done