Two-thirds through construction, this extraordinary Silverleaf Upper Canyon estate offers a once-in-a-lifetime opportunity for the ultimate car collector and luxury enthusiast. Set on a private 4-acre canyon lot with panoramic McDowell Mountain and golf course views, the home features over 19,000 sq. ft. of refined living space and a climate-controlled show garage accommodating up to 54 cars with lifts. Designed by RN Interior Design and Cosan Studio and built by Sommer Custom Homes, the estate showcases unparalleled craftsmanship, resort-level amenities, cutting-edge automation, and complete privacy within the guard-gated Silverleaf community.