Hydrokey
New generation farming machines need high performance
suspensions. Hydrokey is the new oleo-dynamic suspension
line created by ADR to respond to farming transport
evolution.

The hydraulic plant is standard on all tractors and a trailer
with oleo-dynamic suspensions becomes compatible with
the motor straight away with no special intervention.
With oleo-dynamic suspensions you can change the trim
without affecting vehicle stability and safety.

A liquid determines trim, but a gas guarantees the
suspension: two separate fluids with two separate
functions.

The oleo-dynamic suspension guarantees excellent adherence when braking and maximum stability, thanks to its innovative Key-system, a transversal stabilizer compensating for the reactions on a bend.

Effective in all service conditions: the rolling of traditional suspensions is a distant memory even with low pressure tyres. It distributes the load on the single axles, with a self-levelling effect, no change to the suspension’s elastic features: just by acting on liquid volume.

By coupling Hydrokey + STC, the ADR steering control system, you guarantee maximum vehicle manoeuvrability, creating a full-hydraulic and guaranteeing balanced load distribution on trailer wheels thus helping steering to function correctly, reducing reactions at the tractor’s steering wheel.

Road hold is impeccable!

Entrusting yourself to ADR means making its transport experience and research vocation for what is concretely new yours.


Hydrosafe
Hydrosafe is an independent arm hydraulic suspension. Wheels are glued to the ground in all service conditions: stability with no comparisons on bends and safe braking on irregular ground. However, a machine’s stability is not just guaranteed by the special geometry of independent suspensions. Robustness in farming is an unrenounceable “must”: a rigorous test program in the field has rapidly led to a product evolving till the creation of what ADR technical staff feel can fully express the meaning of the term Hydrosafe. The tubular or boxed structures characterising the first two versions, similar to road vehicle suspensions, were not considered satisfactory : thus the Hydrosafe 3 evolution with its patented mono-block arms integrating both the wheel hub spindles and steering articulation, in the versions fitted with STC. No welding in the most critical areas on a structure put to so much stress.
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