A sole assembly comprising: a chassis with a forefoot region , a midfoot region , and a heel region , the chassis further comprising; an outer surface and an opposing inner surface ; a base ; a lateral forefoot ridge protruding from the base on the outer surface of the chassis and extending longitudinally through the forefoot region of the chassis and proximate a lateral edge of the chassis; a medial forefoot ridge protruding from the base on the outer surface of the chassis and extending longitudinally through the forefoot region of the chassis and proximate a medial edge of the chassis; the lateral forefoot ridge including a plurality of lateral cleat protrusions and the medial forefoot ridge including a plurality of medial cleat protrusions on the outer surface of the chassis; the lateral forefoot ridge and the medial forefoot ridge merging in the midfoot region of the chassis to form a central ridge that extends through the midfoot region and through the heel region of the chassis; the lateral forefoot ridge forming a lateral forefoot recess on the inner surface of the chassis and the medial forefoot ridge forming a medial forefoot recess on the inner surface of the chassis; the central ridge forming a central recess on the inner surface of the chassis; a reinforcing member , further comprising: a lateral forefoot portion filling in the lateral forefoot recess; a medial forefoot portion filling in the medial forefoot recess; a central portion filling in the central recess; and wherein the lateral forefoot portion and the medial forefoot portion extend to an anterior edge of the chassis. a chassis with a forefoot region , a midfoot region , and a heel region , the chassis further comprising; an outer surface and an opposing inner surface ; a base ; a lateral forefoot ridge protruding from the base on the outer surface of the chassis and extending longitudinally through the forefoot region of the chassis and proximate a lateral edge of the chassis; a medial forefoot ridge protruding from the base on the outer surface of the chassis and extending longitudinally through the forefoot region of the chassis and proximate a medial edge of the chassis; the lateral forefoot ridge including a plurality of lateral cleat protrusions and the medial forefoot ridge including a plurality of medial cleat protrusions on the outer surface of the chassis; the lateral forefoot ridge and the medial forefoot ridge merging in the midfoot region of the chassis to form a central ridge that extends through the midfoot region and through the heel region of the chassis; the lateral forefoot ridge forming a lateral forefoot recess on the inner surface of the chassis and the medial forefoot ridge forming a medial forefoot recess on the inner surface of the chassis; the central ridge forming a central recess on the inner surface of the chassis; a reinforcing member , further comprising: a lateral forefoot portion filling in the lateral forefoot recess; a medial forefoot portion filling in the medial forefoot recess; a central portion filling in the central recess; and a lateral forefoot portion filling in the lateral forefoot recess; a medial forefoot portion filling in the medial forefoot recess; a central portion filling in the central recess; and wherein the lateral forefoot portion and the medial forefoot portion extend to an anterior edge of the chassis. <EOS>