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AR45 Bolt-On Ready Pump & Gearbox Assembly
$1,245.22
An AR45 pump and gearbox assembly supplied bolt-on ready — pump and gearbox paired and assembled, ready to mount to a suitable engine.
Softwash uses high volume at low pressure and lets chemistry do the cleaning, rather than relying on pressure. That's what makes it correct for asphalt shingle roofs, painted siding, and stucco — surfaces high pressure would damage.
Buying the pump and gearbox pre-assembled removes the alignment and torque risk of pairing them in the field. Proper mating between pump and gearbox is what determines whether the assembly runs for years or develops shaft and bearing problems early, and getting it right takes the correct tooling.
This is the pump and gearbox only — engine, frame, tank, and plumbing are separate. It suits builders assembling a custom softwash rig or replacing the pump end of an existing system.
Frequently Asked Questions
What's included? The AR45 pump and gearbox, assembled and bolt-on ready. No engine, frame, or plumbing.
What is this used for? Softwash and roof cleaning applications — high volume, low pressure.
Why buy it pre-assembled? Correct alignment and torque between pump and gearbox prevents shaft and bearing problems down the line.
Quantity
Out of stock



















