Hey Lugnutz that way a way cool article. I have an s-10 t5 but mine does not have the fin. Did they all have the fin or was mine shaved off? I did not have the metal tag but on the top plate the was a bar code with the following numbers WG 13-52-145 & 61GCM_U

fin 1

fin 2

fin 3


"As I lay rubber down the street, I pray for traction I can keep, but if I spin and begin to slide, please dear God protect my sweet ride." -Amen

56 Chevy 3100