Cat® on highway engines with ACERT technology are emission compliant and provide an innovative, proven technology with millions of miles of efficient combustion. Power, torque and fuel efficiency combined to make your investment in Cat engines pay you back. We also understand on highway transmissions from dump trucks to refuse haulers and day cabs. Our driveline expertise in construction equipment is leveraged into long-lasting, smooth operating planetary transmissions that offer reliable performance and rugged durability.