Zeppelin Baumaschinen GmbH has been the exclusive distribution and service partner of Caterpillar Inc. since 1954, the worldwide largest manufacturer of construction machines. A number of excavators has been fitted with a Mitsubishi diesel engine; see below for a complete overview.

Type Engine brand Type
Excavator ZR02 Mitsubishi K3B-31DS
Excavator ZR4 Mitsubishi K3E-31NSA
Excavator ZR8 Mitsubishi K4E-D31NSA
Excavator ZR12 Mitsubishi L3E-W262KL
Excavator ZR15 Mitsubishi L3E-W262KL
Excavator ZR25 Mitsubishi S4L-Y262KL
Excavator ZR35 Mitsubishi S4L2-Y263KL
Excavator ZR45 Mitsubishi S4Q2-Y262KL