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CrazyCooter

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Wow never heard of SDi, they have what looks like an active system. Never even heard of Hz in suspension talk. I'll learn about that. For JRi, I would think they would work as a stock upgrade shock. So as long as I don't go past that 27.81" extended, I should be ok with another shock system in case I still want to go to another level??
You need to get out of the Diesel UOA threads more often! ;)

SDi has been around a long time and I might considier them as the best kept secret in the shock world? They have been doing moto/ATV/UTV stuff for many years and got into the Jeep and motorhome world a few years back. They have a smaller crew and I think struggle a bit on the marketing end of the spectrum, so they are grossly under represented.

Hz/frequency has never been talked about here far as I know......My constant research in shock and suspension tuning has led me down this path in search of more info allowing me to offer up the best product to the end user. The Jeep communutnity isn't all that technical in regards to suspension.....Most just buy whatever suspension kit and mix whatever shock the you tubers are promoting?

I will probably update my shock tuning thread with more info since theis is ultimatly a Accuair/JRI thread.
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22EcoDs

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I wasn't even aware of Accuair offering just a rear kit till now. Just based on my dealings with Arnott (who owns Accuair and JRI), it was much of the same concealment of tech info on the product they are selling......I choose to steer clear.

I just had a look at the Accuair site and again for the rear only kit......Missing travel info? Only fits gas models? The air bag looks smallish which I would see equating to a higher ride frequency than a larger bag especially with pressure spikes during suspension compression events.........HARD PASS!

Timber Grove is transparent about what air bag they are using so specs are public knowledge if you know where to look! Yes, you are on your own for air management, but most of us can figure that one out or go manual fill? And then the big plus for me..........It's a commercial truck/trailer bag that will likely be available overnight or maybe even in stock anywhere in the country?

After what I have been through on my journey in the suspension tuning for both 2, 3 and 4 wheeled vehicles...........I just choose ignore/disregard any manufacturer who isn't 100% transparent with the details of what their are pedaling. Without transparency, it's all smoke and mirrors with the buyer's pocketbook falling victim.
I had emailed them twice in the past year about a rear only kit for the diesel. They keep pushing me off.
 

GladiatorPilot23

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You need to get out of the Diesel UOA threads more often! ;)

SDi has been around a long time and I might considier them as the best kept secret in the shock world? They have been doing moto/ATV/UTV stuff for many years and got into the Jeep and motorhome world a few years back. They have a smaller crew and I think struggle a bit on the marketing end of the spectrum, so they are grossly under represented.

Hz/frequency has never been talked about here far as I know......My constant research in shock and suspension tuning has led me down this path in search of more info allowing me to offer up the best product to the end user. The Jeep communutnity isn't all that technical in regards to suspension.....Most just buy whatever suspension kit and mix whatever shock the you tubers are promoting?

I will probably update my shock tuning thread with more info since theis is ultimatly a Accuair/JRI thread.
Lo, I pretty much have become a pro on oil now and getting the Accuair kit coming, now Im going into suspension.

For the price and tier, Those Falcons look to be the best from what I can see from a lot users feedback over the same tier Foxes.
 

krweatherl

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Ya, I've been a bit checked out on the forums since I'm too busy doing this work for real........The Sprinter guys and local suspension snobs have found me, so it's been taking up a bit of my time.

To answer your question about the different shocks being a fit.......Honestly it really depends on what frequency the tuner set the shock up for...........

For instance the front axle on a gas JT on a Synergy 110lb spring might have a ride frequency of say 1.09Hz while the same truck on a Clayton gas spring would be 1.43Hz and the frequency would drop some with every lb applied. The higher frequency would require less compression, more rebound damping, AND those demands would change with loads applied.

What if the same bagged truck had a ride frequency of say 1.20-1.25Hz regardless of the weight applied? A shock tuned for a light truck on Synergy springs might work OK? Or maybe the rebound would be too much?

I had a guy not too long ago inquired about me tuning a set of SDi's for an Accuair suspension for a JT Alucab build, but I got the generic runaround from Arnott. They wouldn't provide me a length to work with or even ship a system without their shocks anyway.

What about the Ohlins offering that has both compression and rebound adjustments? Hmmmmmm

If I see the demand for shock tuning using say the Timber Grove coil replacement system with either Fox and/Or SDi's......I might speed up the development on such a thing? I just dont see a person buying the Accuair system, tossing the supplied shock in the dumpster, and buying Fox, King, SDi, Icon, or any other offering becuse the JRi's have no value to anyone not running the spec'd bag system?

Also keep in mind that shocks/dampers are "frequency changers"! ;)
I’m glad someone with your level of suspension knowledge is on this. I’ve been looking at the timber grove replacement bags but was concerned how to even figure out the necessary shock. I’m definitely interested and following this and any discussion about this I can find.
 

CrazyCooter

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I’m glad someone with your level of suspension knowledge is on this. I’ve been looking at the timber grove replacement bags but was concerned how to even figure out the necessary shock. I’m definitely interested and following this and any discussion about this I can find.
The plan is to swap in the Timber Grove kit because I really don't have the time or desire to fab up the brackets.

The bag itself is a readily available Firestone commercial unit, so no big deal there. Been so busy with the businesses that it's really fallen down on the priority list.

Since I use both E-Clik and Fox 2.5s on my truck, those will be the first to get tuning for the bags.
 

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22EcoDs

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The plan is to swap in the Timber Grove kit because I really don't have the time or desire to fab up the brackets.

The bag itself is a readily available Firestone commercial unit, so no big deal there. Been so busy with the businesses that it's really fallen down on the priority list.

Since I use both E-Clik and Fox 2.5s on my truck, those will be the first to get tuning for the bags.
Are the bags a easy swap M
 

CrazyCooter

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Are the bags a easy swap M
Easy is subjective? ;)

The bags should be a relatively simple swap, but the air system could be challenging due to space issues?
 

22EcoDs

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Easy is subjective? ;)

The bags should be a relatively simple swap, but the air system could be challenging due to space issues?
Maybe accuair would sell just their diesel air pump. And we use the timber bags.
 

CrazyCooter

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Maybe accuair would sell just their diesel air pump. And we use the timber bags.
I thought their system didn't fit diesel models? When I spoke we Accuair last, they weren't interested in selling anything other than complete systems.

I already have the double ARB system, so either a Bluetooth stand alone Airlift could work for slower fill or add a tank and just install the solenoid system for fast fill?
 
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GladiatorPilot23

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Maybe accuair would sell just their diesel air pump. And we use the timber bags.

I have the diesel system sitting in my garage on the palette. I can't do the install for a while have to still do other upgrades first and work on to sell a camper van on my lift first. What is the diesel air pump? Do you mean the mounting skid plate that goes in the spare area that has the air tank and pump assembly?

I'm not going to keep the skid and tank for sure because im going to be using the ENDO VT tank which has all the solenoids inside the tank and mounting in the bed under my EGR Rolltrac tonneau cover. I may be listings it up to sell to get back some costs in the future.
 

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22EcoDs

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I thought their system didn't fit diesel models? When I spoke we Accuair last, they weren't interested in selling anything other than complete systems.

I already have the double ARB system, so either a Bluetooth stand alone Airlift could work for slower fill or add a tank and just install the solenoid system for fast fill?
They sell the 4 corner diesel only.
 

CrazyCooter

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I'll be attempting 2 corner in the near future because I don't want what anyone currently has to offer up in regards to an off the shelf system.

Since I already have the double ARB compressor installed, just shopping for a metering block to control.

I'll test with a manual fill setup first and if I like the feel after I get the shocks valved, I'll then handle the air support. Also whether to plumb together with Motion Controls installed or to isolate....or maybe both with a valve in between for off road only?
 

22EcoDs

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I have the diesel system sitting in my garage on the palette. I can't do the install for a while have to still do other upgrades first and work on to sell a camper van on my lift first. What is the diesel air pump? Do you mean the mounting skid plate that goes in the spare area that has the air tank and pump assembly?

I'm not going to keep the skid and tank for sure because im going to be using the ENDO VT tank which has all the solenoids inside the tank and mounting in the bed under my EGR Rolltrac tonneau cover. I may be listings it up to sell to get back some costs in the future.
Yes the compressor and mount for a diesel. If you do decide to part let me know I may be interested in using it to control these bags.
 

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