The 735C, 740C EJ, and 745C articulated dump trucks have rated payload capacities of 36,42 and 45.2 tons, respectively. A Cat C15 ACERT engine meets Tier 4-Final standards and provides 452 horsepower in the 735C; a Tier 4-F C18 ACERT provides 511 horsepower to the 740C EJ and 745C. The CX38 high-density power shift transmission has nine forward and two reverse speeds. Electronic clutch pressure control modulates clutch engagement, and advanced productivity electronic control strategy helps optimize gear selection in all operating situations. Shift torque management maintains consistent torque flow through the transmission during gear-range changes, provides automatic shift selection tailored to machine operations, and automati- cally downshifts for accelerations.
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