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T
histime,ourexpeditionledustothebustling metropolis
of Temuka in South Canterbury, New Zealand where Grant
Kinsman and his team run Kinsman Contracting, operating a
large fleet of tractors, trucks and choppers.
While potatoes are the specialist crop that extends the harvest
season for the crew, we were there to check out the machine
that dominates the grass harvesting season – an all-Claas affair,
the Xerion 4500 tractor with the Claas Disco triple mower.
As many tractor operators already know, you can have all the
power in the world but if you can’t get it to the ground, then the
whole exercise is useless. Luckily, the Xerion uses its sheer mass
and large diameter equal size tyres. If I remember my physics
class correctly, weight (16.5 tonnes) + power (490hp) + large
tyres (2.15 metres) = traction (lots).
However, size and power aren’t the most impressive party
tricks the Xerion has. For a truly all-round versatility, the cab
does just that – not your traditional reverse steer where the
seat and a few instruments spin around, but rather the entire
cab spins around, giving new meaning to working and transport
settings (more on this later).
ENGINE
Firstly, the imposing bonnet.It needstobesizablegiventhatit
houses the latest six-cylinder,12.8-litreMercedesengine.This
is complete with Tier 4finalcredentials,impressivelyachieved
only by using selectivecatalyticreduction,meaningdualfuel:
diesel and AdBlue.
The claimed maximumpoweris 490horsepower(365kW),
which is achieved at lowrevs,witha longconstantpower
curve (most large horsepowermachinesusethelowrev,high
torque theory).
Due to the large torquefiguresfromthelowrevandconstant
power curve from the Merc,theXeriononlyoffersonepower
take-off (PTO) speed: 1,000rpmat1,730rpmforhighoutputat
reduced fuel consumption.
Reversible fan is standardandgiventhisparticularmachine
is often used as a mowingtractor,front-mountedmowersand
tractor cooling packs havea dailytussleforsupremacy.The
Xerion has the three mowersclusteredattherear,givingthe
front of the machine (nowdrivenbackwards)clean,unrivalled
air all day.
Having recently toured New Zealand to
test a number of top-end tractors, the
Claas Xerion 4500 was a must-see. This
400hp packs plenty of punch, particularly
when it comes to manoeuvrability and
visibility, says Farm Trader NZ’s Jaiden
Drought
STAIRWAY TO
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2011 NewHolland T8050. 4,400hrs,5.9L
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470hp,4100hrs.•VIC 0383737134
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Images by Justin Bennett