RE: Are transmissions reaching their peak potiential?
While I haven't really studied it but my guesses are:
1. Newer technology and manufacturability
2. 4 vs 6 speed
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For I know the plans I have for you," declares the LORD, "plans to prosper you and not to harm you, plans to give you hope and a future. Then you will call upon me and come and pray to me, and I will listen to you. You will seek me and find me when you seek me with all your heart.