CAT Pumps model 67DX39G1I is a common pump found on many upper level pressure washers. It is a direct drive pump that mounts up right to a motor with a 1" shaft and operates at 3.9 gpm and up to 4000 psi.

The parts listed below are genuine CAT parts purchased from the manufacturer. If you don't see what you need, please give us a call. We'll be happy to talk with you to find out what you need.

Need help repairing your pump? You came to the right place!
If you don't have one, here is a breakdown diagram for the 67DX pump
Start with figuring out the issue you are having. Click here to see our Troubleshooting Guide for this pump.

Below are some step-by-step repair guides for common repairs on 67DX39G1I pumps:
Valve Replacement
Seal Replacement

If you have any questions about your pump, don't hesitate to give us a call. If it's after hours or you don't get someone right away, leave us a message and we'll get back to you as soon as we can.
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