
Hydraulic rams are the muscle behind modern seed drills. They control lifting, depth adjustment, hopper load management, and overall machine movement.
At Boon, we don’t treat hydraulics as an afterthought. We engineer them properly, from load alignment through to pivot design — because reliability starts with eliminating stress before it becomes wear.
Our hydraulic rams are New Zealand made, supporting local industry and built specifically to handle the demands of large-capacity hoppers and real NZ farming conditions.
Boon drills are designed to carry serious hopper capacity. That means the hydraulic system must be strong, stable, and properly aligned.
Our rams are:
Strength alone isn’t the innovation.
Correct load management is.
Many agricultural manufacturers compensate for poor axle geometry by using heavier ram shafts to absorb side load. This side load is often caused by off-centered wheel positioning, creating leverage that transfers stress into the hydraulic cylinder over time.
That leads to:
At Boon, we addressed the root cause instead.
We designed a centered axle system, positioning the hydraulic ram directly in the middle of the axle. By eliminating off-centre leverage, we eliminate unnecessary side load.
It’s a simple principle, but it dramatically improves longevity.
To further protect the system, Boon hydraulic rams are fitted with spherical ball ends.
This allows the top and bottom of the ram to move naturally when required, reducing stress transfer to pivot points and preventing binding under load.
The result:
It’s the kind of detail most people don’t see, but it’s one of the reasons Boon drills last.
Hydraulic systems must cope with:
By engineering locally and building with NZ conditions in mind, Boon ensures our hydraulic systems perform where it matters, in the paddock.
Strong where it counts.
Aligned by design.
Built by Boon.

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