The Simpson AAA Triplex Plunger Pump Kit (90036) is a direct replacement for the discontinued 90030, giving pressure washing contractors and equipment fleets a drop-in 3200 PSI / 2.8 GPM pump built with AAA's PowerBoost Technology for consistent pressure at the nozzle.
Use Cases
- Replacing a worn or failed OEM pump on a gas pressure washer
- Upgrading a unit currently running the older 90030 pump
- Routine fleet maintenance for pressure washing and mobile detailing operations
- Rebuilding a washer for resale or rental-fleet turnaround
Specifications
- 3200 PSI at 2.8 GPM, replaces Simpson/AAA model 90030
- PowerBoost Technology for higher pressure at the spray nozzle
- Fully adjustable unloader with ergonomic control and sight glass
- Thermal relief protection to prevent pump overheating
- Dual oversized radial ball bearings and precision ceramic-coated pistons for extended seal life
- Fully anodized die-cast aluminum crankcase with a forged brass head
Frequently Asked Questions
Does this pump really replace the 90030?
Yes. The 90036 is AAA's direct replacement for the discontinued 90030 and uses the same mounting footprint.
What engines/units is this pump compatible with?
It's designed as a drop-in replacement for gas pressure washers originally spec'd for the AAA 90030/90036 triplex pump - confirm your washer's OEM pump model before ordering.
What does the ceramic piston coating do?
The ceramic coating reduces wear on the pistons and seals, extending service life compared to uncoated plunger pumps.
Does it include the unloader valve?
Yes, this is a complete kit with a fully adjustable unloader, sight glass, and thermal relief protection built in.
Discount Cleaning Products is an authorized dealer for Simpson and AAA pump products, and our US-based customer service team can help confirm fitment before you order.
