Underground - Hard Rock Home Construction New Equipment Cat Equipment Underground - Hard Rock Proudly serving New Jersey, eastern Pennsylvania, northern Delaware and Staten Island! Get a Quote Today Enable Javascript in your browser to allow sorting products AD30 Underground Mining Truck Engine Model Cat® C15 ACERT™ Gross Power 409 hp Gross Machine Mass 132300 lb View Full Specs AD45 Underground Articulated Truck Engine Model Cat® C18 Engine Gross Power 599 HP Bore 5.7 in View Full Specs AD45B Underground Articulated Truck Engine Model Cat® C18 ACERT™ Gross Power 587 hp Gross Machine Mass 187393 lb View Full Specs R1300G Underground Mining Loader Engine Model Cat® 3306B DITA Rated Power 2200.0 rpm Gross Power 165.0 hp View Full Specs R1700G Underground Mining Loader Engine Model Cat® C11 ACERT™ Rated Power 1800.0 rpm Gross Power 353.0 hp View Full Specs R2900G Underground Mining Loader Engine Model Cat® C15 ACERT™ Rated Power 1800.0 rpm Gross Power 409 hp View Full Specs R3000H Underground Mining Loader Engine Model Cat® C15 ACERT™ Rated Power 1800.0 rpm Gross Power 409.0 hp View Full Specs