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Steering stabilizer bar

bbq4133

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Vendors are shipping parts to make money. They haven't done a bit of testing other than A/B driving. It's (IMHO) irresponsible & as evidenced by the OME death wobble, unsafe.

I'm betting most of these vendors have failed to even set their tire pressures at the recommended levels before testing or recommending their "fix".

What really worries me is that this truck has been out for what, 2 years now? And now we see this influx? I guess if folks like Scott Brady start switching it'll make me more seriously consider it, as they have significant seat time and use it as intended. But beyond that, the current OME debacle should make everyone a bit more cautious. I know the truck isn't perfect, but the engineers behind it likely know far more than we do regarding stock and intended performance and second guessing that with all the risks involved seems a bit shortsighted imo.
 

[ Adam ]

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What really worries me is that this truck has been out for what, 2 years now? And now we see this influx? I guess if folks like Scott Brady start switching it'll make me more seriously consider it, as they have significant seat time and use it as intended. But beyond that, the current OME debacle should make everyone a bit more cautious. I know the truck isn't perfect, but the engineers behind it likely know far more than we do regarding stock and intended performance and second guessing that with all the risks involved seems a bit shortsighted imo.
This was my #1 concern when people started swapping steering stabilizers out & why I've been so vocal about setting tire pressures first.

I drove from Seattle to DC with my tires over inflated - in every driving situation except major snow. I managed, but going down to 36 PSI was night and day.
 

Shopkeep

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So, I have been driving for a week without a steering damper fitted and thoroughly enjoyed it. Mostly inner city & suburban driving, stop-start traffic approx 50kms per day, average Melbourne roads including trams tracks, some freeway driving up to 110kph. No issues to report, much nicer and more "normal" steering feel than stock, stable but light steering with self return to center and much less wander/fidgeting in straight ahead. My biggest learning is there is nothing to fear from not having a steering damper fitted, if you were to damage the factory damper while offroad just remove it and move on. I probably would not drive it without a damper at 170kph fully laden on a poorly maintained freeway on a dark foggy night, but I wouldn't be driving a Grenadier like that even if I had one fitted.

Yesterday I fitted an Ironman 4x4 "3524" steering damper to see what difference it would make. The 3524 is designed for the Landcruiser 60-105 series, the dampers fitted to these Landcruisers seem to have a similar operating range and mounting type to the Grenadier damper. Ironman says the 3524 has a extended/compressed range from 648mm to 423mm, measuring the original Bilstein damper I found its range to be approx 620mm to 440mm. The Bilstein damper is heavier and far harder to compress by hand, it also must be pressurised so self expands to its widest point every time (the Ironman damper is mush easier to compress and holds any length you set). The factory damper has mounting holes 14mm diameter with robust steel bushes, the replacement has 16mm rubber holes so I needed bushes or some kind of spacer. One factory bolt is M14 and the other is M12 with a 12x14 bush. I am struggling to find 14x16 bushes I am totally happy with so I will not go too far into the mounting method, I have some alternatives on order and will report back if they are more suitable.

In limited driving today with the Ironman unit fitted I have found the steering to be very similar to the feel without a damper, basically it feels "normal" especially in terms of self centering after corners and less wander in straight ahead. I would think most dampers suited to the Landcruiser 60-105 series will give a similar experience, these are very common in the Australian market and generally reasonably priced. I would probably get a professional to fit it next time as they will have easier access to the bushes required, but its not hard for the tinkerers out there to do themselves. Note I would avoid dampers suited to the Landcruiser 71-79 series, they have a different extension/compression range. I have attached pictures of the markings on the original Ineos damper for the curious.

As changing the damper is a very easy process I intend to use the alternative damper for daily use, and keep the Bilstein damper for extended and/or offroad journeys and as a spare.
I struggled to find off the shelf steel bushes suitable for this job, so I decided to make some from steel tube/pipe. The original damper is 48mm wide with 14mm steel holes and the new one is 36mm wide with 16mm rubber holes, so I sourced two 16mm steel tubes (one 1.2mm and one 1.6mm wall thickness). I cut two 48mm sections, then filed the inside of the 1.2mm thick tube down by hand until it would take the M14 bolt. I inserted the two tubes into the new damper, then placed two M14 x 30mm High Tensile flat washers (3mm thick each) on the ends and mounted. Job done.
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[ Adam ]

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Agile Off-road is selling one specifically for the Grenadier.
Agile off road has adapted one specified for another vehicle to work with the Grenadier. I'm not aware for any manufacturer having released a stabilizer for the Grenadier specifically.
 

parb

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Agile off road has adapted one specified for another vehicle to work with the Grenadier. I'm not aware for any manufacturer having released a stabilizer for the Grenadier specifically.
When I bought mine from agile they said that they use a stabilizer meant for something else and modified it. Maybe we mean the same thing but it sounded more involved than changing out a mount.
 

WhiteBear

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Agile off road has adapted one specified for another vehicle to work with the Grenadier. I'm not aware for any manufacturer having released a stabilizer for the Grenadier specifically.
This one from Taubenreuther is spezifically for the Grenadier
 

WhiteBear

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Sorry, I don‘t understand your question.
There is the link to Taubenreuther.
 

[ Adam ]

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Sorry, I don‘t understand your question.
There is the link to Taubenreuther.
Taubenreuther is not the manufacturer of the damper, it is manufactured by OME. OME does not manufacture a damper for the Grenadier. Taubenreuther have adapted a damper from another vehicle for the Grenadier, and assembled a kit for installation.

My original statement was that "I'm not aware for any manufacturer having released a stabilizer for the Grenadier specifically."
 

WhiteBear

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Still don‘t see your point. The wheel has not to be invented a thousand times.
If there is a steering damper build already that has the spezifications needed for the Grenadier then it should be enough to adapt it to this vehicle. The construction of these dampers is used in various cars with success and I don‘t think Old Man Emu have to develop one from scratch for the Grenadier when they have one on the shelves already.
 

Bruce

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His point is that there is not a stabilizer yet that takes into account the specifications of the grenadier. Everything is adapted from another vehicle. None have been tested with it's combination of mass, steering hydraulics, etc. None have been tested and shown that they are as good as the stock unit at preventing kickback to the driver or preventing death wobble.Basically by using an aftermarket solution at this point you are a beta tester. It's not like Eibach making a different spring set for more height after with Ineos on the stock ones.
 

anand

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His point is that there is not a stabilizer yet that takes into account the specifications of the grenadier. Everything is adapted from another vehicle. None have been tested with it's combination of mass, steering hydraulics, etc. None have been tested and shown that they are as good as the stock unit at preventing kickback to the driver or preventing death wobble.Basically by using an aftermarket solution at this point you are a beta tester. It's not like Eibach making a different spring set for more height after with Ineos on the stock ones.
And none of the companies offering aftermarket options have given a quantitative difference in dampening force... Just saying their option is "so much better"
 

[ Adam ]

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Still don‘t see your point. The wheel has not to be invented a thousand times.
If there is a steering damper build already that has the spezifications needed for the Grenadier then it should be enough to adapt it to this vehicle. The construction of these dampers is used in various cars with success and I don‘t think Old Man Emu have to develop one from scratch for the Grenadier when they have one on the shelves already.
Then you might as well replace your damper with a rubber band.
 

WhiteBear

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There seems to be a widely impression that the original steering is not the best for all and can be improved with a different damper. There are quite some owners who test dampers from various companies. But if one behaves better than the original is pure subjectiv after all. That would be same with a newly developed damper exclusivly for the Grenadier.
And it makes a difference if you lift the car or only try to improve the steering with a different damper and leave everything else untouched.
The Taubenreuther comes with ABE in Germany. That means it has been inspected by an vehicle appraiser and conforms with safety for this car.

In the end we are all testers if you read through this forum. 😄
 
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