Engine: Caterpillar C7 ACERT or C9 ACERT diesel engine, depending on the model year and emissions standards
Power: 188-204 hp (140-152 kW) for the 325C, 197-204 hp (147-152 kW) for the 325D, and 299 hp (223 kW) for the 329D
Operating weight: 28,700-29,600 kg (63,272-65,257 lb) for the 325C, 29,380-31,220 kg (64,722-68,840 lb) for the 325D, and 33,400-35,100 kg (73,855-77,390 lb) for the 329D
Bucket capacity: 1.4-2.6 cubic meters (1.8-3.4 cubic yards) for the 325C and 325D, and 2.3-3.1 cubic meters (3.0-4.1 cubic yards) for the 329D
Maximum digging depth: 7.95 meters (26 feet 1 inch) for the 325C and 325D, and 8.3 meters (27 feet 3 inches) for the 329D
Maximum reach: 11.46 meters (37 feet 7 inches) for the 325C and 325D, and 12.52 meters (41 feet 1 inch) for the 329D