Straight Answer First
If you searched for a "JCB commercial truck hydraulic pump," here's the honest answer: JCB doesn't build road-legal trucks — no tipper trucks, mixer trucks, or truck-mounted cranes on a road chassis. Its closest product to a "truck" is the site dumper (see our JCB Site Dumper page), which is an off-road, site-only machine, not a road-going vehicle.
If you have a road-going tipper, mixer, or crane-mounted truck operating alongside JCB construction equipment on site, that's likely why you searched "JCB commercial truck" — but the truck's own hydraulics belong to whichever brand actually built the tipper/crane/mixer body, not JCB. If your machine is JCB's site dumper instead, we cover that directly.