The model's third generation was introduced in April 1977 as the PE chassis for the Proceed 1600. The Japanese model had a claimed and a top speed of . The new model was more comfortable than the previous; it had a woodgrain dashboard and other luxuries. Outside Japan it was sold as the B1600 and later as the B1800, which was originally sold only in North America. In the US for the 1980 model year, it was sold as the B2000, which used a 2.0-liter F/MA engine, replacing the B1800. The diesel 2.2-liter B2200 was sold from 1981 with the chassis code UD (introduced during 1982 for the United States). In the US, the 1984 B2000 continued to be sold through 1985; the next generation only appeared as a "1986". The 2.0-liter version was called PE2M6/M7 until 1981—"6" for the short wheelbase, "7" for the long bed—after which it had the chassis code UC. In Japan, this truck was discontinued in October 1979 because commercial customers preferred vans over the less space-efficient, bonneted trucks.