Hours Of Operations Diesel Colorado New Castle 81647 Diesel Hours of Operation and Location in New Castle, CO 81647 4.3 - 107 votes 406 Rio Grande Ave, New Castle, CO 81647 (830) 220-3917 Get Directions Diesel Hours Category: Accessories Apparel Shoes Toys & Gifts Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore New CastleView More Apparel H & MCarharttCatherinesDebExpress Recommend For You Champion Crossfit Deb Bob's Stores PC Clinic Solutions Incorporated Penelope Roxy James Perse Lands' End