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Dual rear axle 80 series
Posted: Fri Apr 01, 2011 7:21 pm
by petefj40

Saw this today.
What do you recon?
I thought it was COOL!

Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 7:34 pm
by meatc
Yeah mint when the fifth wheel camper hides the shit house chop on the cab. Idea good, execution poor.
would look mint with an exended wellside

Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 7:39 pm
by petefj40
meatc wrote:Yeah mint when the fifth wheel camper hides the shit house chop on the cab. Idea good, execution poor.
would look mint with an exended wellside

I thought it was a good idea too. I looked at it in detail (though no pix) and it looked like it was finished really well.
Hey with a fifth wheel on the back you wouldn't need a rear window.
Apparently the guy that built it has sold a few of them up north.
Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 7:51 pm
by wjw
there are at least 2 of these in CHC
Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 8:02 pm
by mikee
Whats up with the crane on the front bar.

Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 8:03 pm
by sibainmud
These are as common as dog poo in Aussie.
http://www.specialisedvehicles.com.au/sixwheel.phpGood for loads but no drive to 2 of the back wheels

Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 8:09 pm
by petefj40
mikee wrote:Whats up with the crane on the front bar.

Sorry about that.
That has nothing to do with the truck. It got caught in the picture.
Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 8:10 pm
by red-devil
mikee wrote:Whats up with the crane on the front bar.

that crane part is infact the coupler for the 5th wheel
Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 8:12 pm
by petefj40
No drive to the very back wheels for this shiny.
But not sure even if it was a 6 wheel drive that it would be good offroad?

Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 8:14 pm
by petefj40
red-devil wrote:mikee wrote:Whats up with the crane on the front bar.

that crane part is infact the coupler for the 5th wheel
"infact"?
Don't think so. It was in the foreground and not attached to the truck what so ever.

Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 8:15 pm
by sibainmud
petefj40 wrote:No drive to the very back wheels for this shiny.
But not sure even if it was a 6 wheel drive that it would be good offroad?

If it was 6X6, that's a shed load of lockers to make it go any good offroad

Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 8:24 pm
by red-devil
it looks the right height and it looks the right shape for the connector pin.
but then again pete u were there lol
Re: Dual rear axle 80 series
Posted: Fri Apr 01, 2011 9:42 pm
by niblik
Re: Dual rear axle 80 series
Posted: Sat Apr 02, 2011 9:38 pm
by Crash bandicoot
its doable.
a couple of late model IRS pajero diffs or similar.
a spare transfer case 1:1 ratio etc(if doable)
and a shit load of beer and an engineering mate.
mount the IRS diffs lower on the chassis
flip the middle axles diff over 180 degrees (facing backwards)
sandwich the transfer between them
run the drive shaft from gearbox to what would be the output flange to the front diff. (over top)
then run wishbones top and bottom on each hub.
then just lower the front set up.(end result .....raised 6wd truck)
Re: Dual rear axle 80 series
Posted: Sun Apr 03, 2011 8:52 am
by DaveM
Crash bandicoot wrote:its doable.
a couple of late model IRS pajero diffs or similar.
a spare transfer case 1:1 ratio etc(if doable)
and a shit load of beer and an engineering mate.
mount the IRS diffs lower on the chassis
flip the middle axles diff over 180 degrees (facing backwards)
sandwich the transfer between them
run the drive shaft from gearbox to what would be the output flange to the front diff. (over top)
then run wishbones top and bottom on each hub.
then just lower the front set up.(end result .....raised 6wd truck)
And hey presto, we now have a vehicle with too much traction to turn

Re: Dual rear axle 80 series
Posted: Sun Apr 03, 2011 9:54 am
by DKZ
Seen an older model with the dual rear axle, parked outside the local K-Fry. Didn't grab a pic of it unfortunately.
Re: Dual rear axle 80 series
Posted: Sun Apr 03, 2011 10:31 am
by rokhound
Don't need to over think a 6wd set up. All you need is a C drive and enough space to fit it.
The std drive shaft drives the system and the lower leg of the C goes to the front diff head and the upper leg of the C drives over the top of the middle axle to the rear diff head. Biggest issue is that you wouldn't want to much artic in the axles as the driveshaft splines would have to be too long (unless you forward mounted the C drive off the middle axle housing)
Re: Dual rear axle 80 series
Posted: Sun Apr 03, 2011 8:04 pm
by NJV6
Agreed!
Re: Dual rear axle 80 series
Posted: Mon Apr 04, 2011 1:24 pm
by Andrew1706
Re: Dual rear axle 80 series
Posted: Tue Apr 05, 2011 5:21 pm
by Filthy4x4
Re: Dual rear axle 80 series
Posted: Tue Apr 05, 2011 5:41 pm
by SP450andLE
Re: Dual rear axle 80 series
Posted: Tue Apr 05, 2011 6:14 pm
by meatc
Re: Dual rear axle 80 series
Posted: Tue Apr 05, 2011 6:18 pm
by niblik
yeah but at least it has a practical application..
the prior images showed a rig with no load carryin capacity to warrant havin a dual rear..
Re: Dual rear axle 80 series
Posted: Tue Apr 05, 2011 7:15 pm
by Andrew1706
This is true ...
The funny thing about the Safari is it had about 3000 children in the back as well. And for that one week period it kept driving past my work.
When you stand back and look at the size of it, it actuall has a shit load of room
Re: Dual rear axle 80 series
Posted: Wed Apr 06, 2011 7:10 am
by DaveM
niblik wrote:yeah but at least it has a practical application..
the prior images showed a rig with no load carryin capacity to warrant havin a dual rear..
Aren't they specifically designed for towing large caravans? The towing point would be too far behind the axle if it had single rear wouldn't it?
Re: Dual rear axle 80 series
Posted: Wed Apr 06, 2011 7:40 am
by flyingbrick
DaveM wrote:niblik wrote:yeah but at least it has a practical application..
the prior images showed a rig with no load carryin capacity to warrant havin a dual rear..
Aren't they specifically designed for towing large caravans? The towing point would be too far behind the axle if it had single rear wouldn't it?
im confused as by his statement too. Doesn't adding a second axle increase its load carrying capacity?
Re: Dual rear axle 80 series
Posted: Wed Apr 06, 2011 7:50 am
by Shane
I'v seen one in a Oz mag 6x6 drive,he made a drive that went through the front diff(some how fabed to end off pinion and had a surrport bearing at the pumpkin)second part was easy,very short drive shaft,slip joint and 2 UJ's.it had a deck mounted camper thing.The idear was he could take hole family being double cab stall.was pretty heavy
Re: Dual rear axle 80 series
Posted: Wed Apr 06, 2011 8:19 am
by niblik
my comment about carrying capacity was referring to the rear tray, not for caravan's and towing specifics... i neglected to think outside std wheelin applications..

Re: Dual rear axle 80 series
Posted: Wed Apr 06, 2011 5:28 pm
by DaveM
niblik wrote:
Now that would make a good camping setup

Re: Dual rear axle 80 series
Posted: Wed Apr 06, 2011 8:26 pm
by sibainmud
niblik wrote:yeah but at least it has a practical application..
the prior images showed a rig with no load carryin capacity to warrant havin a dual rear..

just read the next post
The first image that started all this off, has the turn-table for carrying the 5th wheel style of camper. In other words it is the tractor unit for an articulated trailer
The best thing about that is you can put a normal trailer behind that, as in the twin boat set up above. I reckon the trailer is the "post with winch" at the front because it has the tow ball up hight to put the jet-ski trailer onto
Cheers,