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| Engine power | 90 hp, 67 kW |
| Operating weight | 28,970 lb, 13,141 kg, 29,010 lb, 13,159 kg |
| Max digging depth | 19.9 ft, 6.1 m, 17.5 ft, 5.3 m |
| Max reach | 28.4 ft, 8.7 m |
| 1993 - 1995 | $26,500 USD to $36,000 USD |
| 1996 - 2012 | $31,500 USD to $82,012 USD |
| 2013 - 2015 | $89,500 USD to $97,500 USD |
| 2017 - 2019 | $89,000 USD to $103,000 USD |
2003 CAT 312 EXCAVATOR, APPROXIMATELY 25,000 LBS WITH 10,000 HOURS. RUNS AND OPERATES GOOD. DIGS GOOD AND TRACKS GOOD. ONE PIECE OF BROKEN GLASS. HEAT WORKS GREAT. COULD USE A STARTER SOLENOID AND A THROTTLE STEP...
2001 Caterpillar 312B Excavator, good condition, well maintained, tight machine, good UC, cylinders repacked, new floor mat, manual thumb, has heat, runs and operates great, ready to work.
2013 Caterpillar 312E Excavator, good condition, well maintained, 5717 hrs, has quick coupler, has hydraulic thumb, comes with 2ft and 4ft buckets, heat and AC works, no leaks, hydraulics strong, bucket pin has m...
2014 Caterpillar 312E Excavator with Hydraulic Thumb, Stick Plumbed, Serial # PZL00483 , hours 3517 , Cab Heat/Air, Hydraulic ABS Quick Coupler, Rear Camera 36" tooth Bucket & 58" ditching Bucket, some dents in ...
CAT 312B, CAB, NO BLOW BY, GOOD RUNNING MACHINE, 3064 CAT MOTOR, RUNS AND OPERATES GOOD