CATERPILLAR 373-9863 ENGINE AR-BA 3739863

Looking for a high-quality replacement engine for your Caterpillar 793D mining truck? The CATERPILLAR 373-9863 ENGINE AR-BA (Part Number 3739863) is a powerful and reliable genuine OEM engine assembly designed specifically for the CAT 793D FDB truck model. Built for heavy-duty performance in the toughest mining and construction environments, this engine ensures maximum uptime and efficiency. Whether you’re performing a complete engine overhaul or replacing a worn-out unit, this AR-BA configuration is engineered to meet Caterpillar’s strict standards for durability and performance.

Order the CAT 373-9863 engine online with confidence from AllParts.Expert, your trusted source for OEM Caterpillar parts and expert support. This engine assembly is fully compatible with 793D FDB haul trucks and comes backed by our customer-focused service team.  Related Parts numbers:  488-8196, 20R5421, 2350300

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