Excavator Repair Cost
A hydraulic pump replacement on a Caterpillar 320 typically runs $6,000-$14,400 all in. Below is the labor and parts breakdown, what drives the cost up or down, and how to get an exact number for your machine.
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Caterpillar 320 hydraulic pump
$6,000-$14,400
estimated total, parts and labor
Labor hours
8-16 hrs
Shop rate
$125-$175/hr
Parts
$5,000-$11,600
* Static estimate from heavy-equipment norms, not a quote. Real cost depends on parts source, access, and collateral damage.Get an exact estimate →
Draining and flushing the hydraulic system, removing guarding and lines to reach the pump, swapping the pump (or pump group), then bleeding the system and pressure-testing. On larger machines the pump sits under the cab or counterweight, which adds hours.
The range above moves with these factors. The biggest swing is usually parts source and whether the failure damaged anything downstream.
Describe the job on your Caterpillar 320 and get a tailored labor, parts, and total range. Free and instant.
A hydraulic pump repair at $6,000-$14,400 is usually worth it on a Caterpillar 320, but it pays to know the machine's current value first.
See Caterpillar 320 resale value →Final Drive / Travel Motor Replacement
$4,600-$14,600
Undercarriage Replacement
$8,550-$52,000
Engine Rebuild / Replacement
$14,700-$53,450
Hydraulic Cylinder Reseal / Replacement
$1,200-$7,650
Fuel Injector / Injection System Repair
$2,100-$13,150
A/C Compressor / System Repair
$1,000-$4,600
Alternator Replacement
$600-$2,300
Starter Motor Replacement
$700-$2,650