Caballo Loco No. 8—a blend of vintages spanning 1992 to 2003 and bottled in 2005—is a composition of 12 vintages, including the 2003 harvest. It comprises Cabernet Sauvignon, Malbec, Merlot, Cabernet Franc, Petit Verdot, and Carmenere, sourced from vineyards in Maipo, Maule, Curicó, and Colchagua (Central Valley Designation of Origin). It features a reddish-orange brick color and 14.2% alcohol content. The wine was aged for 36 months in French and American oak barrels (25% new); 36,000 bottles were produced.

Harvested and destemmed, fermented in stainless steel tanks with selected yeasts. Maceration time 21 days.