Euclid R-50 5 pieces, R-55 2 pieces, off-road Mining rear dump truck 128BY, load capacity 50/55 tons, capacity 24.5 m3, maximum speed 55 km/h.
Engine: R-50 3LLD GM 6-110 2х325 HP, R-55 4LLD GM NRTO-6-BI 2х335 HP, 6х4
14 pieces, Manufactured in the USA in 1957-59.