comercial

  1. R422b

    Manual transmission swap ideas 6, 8, or 10 speed

    I would like to challenge youall to recomend a manual transmission for a c2500 or c3500 gmt400. First i dont want to discuss the fact that i am a nut for desiring such a transmission. I already know i am nuts. Here are my specs it needs: narrow gear steps, as many gears as posible, To fit under...
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