Traxxas  new lightweight aluminum front wheel spindles replace the stock steel spindles to reduce unsprung weight and make the head-turning Jato look even sharper!. These blue-anodized spindles have a definite performance look and weigh only 1.73 grams each - 36% less than the stock steel spindles!. These wheel spindles are machined from strong 7075-T6 billet aluminum for durability.