Premium 773D Truck Transmission Parts – Built for Heavy-Duty Performance
High-quality 145-7407 transmission designed for CATERPILLAR 773D, 773E, 775D, and 775E models. Precision-engineered with hardened steel gears and reinforced clutch packs for superior durability under extreme loads. Heat-treated alloy casing ensures long-term resistance to wear and tear, ideal for mining, construction, and heavy hauling operations. Seamless compatibility with OEM specs for reliable power transfer and smooth shifting. Exclusive bulk pricing available—lowest global rates for fleet managers and industrial buyers. Stock up on dependable truck parts without compromising on quality or budget. Upgrade your equipment with a transmission built to last.