Articulated Truck s/n:3709 BASE MACHINE Engine, KOMATSU SAA6D140E-6 469 HP Direct Injection System, Komatsu variable geomentry turbocharger, aftercooled, EPA Tier 4 Interim Emission Certified Diesel KDPF- After-Treatment Assembly Consisting of KDOC and KCSF ROPS CAB with Air Conditioner, Heater & Defroster.AM & FM Radio,12 volt outlet. KOMTRAX Level 4