Welcome

   At Sumner Machine Works, we are professionals dedicated to the Off Road Enthusiast. We specialize in Precision Machined All Steel 4 wheel drive parts that will hold up through the roughest terrain.
   These are four wheel drive upgrades certain to enhance your four wheeling experience in addition to giving you a much stronger vehicle
   Sumner Machine Works can build you a lean mean crawlin' machine. Give us a call , we  make seriously strong steel parts that you know will last!