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Do you happen to remember if the inner diameter on these was large enough to seat around the stock bump stop to sandwich it between the spring and bump stop vs. body amd bump stop? Thanks
I had a pair of aluminum spacers laying around from my 80 that I tried to fit to the LX570, thinking it would be a quick and easy fit. Nope, like @Ali FJ80 stated, the ID of the spacers are too small to fit around the bump stop and would not sit flush. Ended up machining the ID to fit the taper of the bump stops.
What did that gain me? I don't know. I haven't put a bunch of weight in the rear to see if it made an ounce of difference or not. I did check with techstream afterwards and didn't see a great difference in pressures...
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Does anyone know if adding a helper spring to the front coil/shock assembly might augment the capacity of the front coil? I don’t know that, other than spacers, there is a way to “moldly” augment the front of the suspension for the lx570 for things like bumpers, winches, etc. Is this a viable option?
Would pre loading the front spring using a spacer slightly reduce the spring’s “stroke” of compression?Yes. The front LC200 shock spacer will do that, along with increasing the front suspension travel from 9" to 10" Win win.
OEM Front Spacer Install for AHC Suspension
Why: More suspension travel to a full 10”, matching rear suspension travel. Spacer allows more droop travel by ~.75” than stock shocks allow. More front axle payload capacity by pre-loading the front shock assembly for normal heights. This is because AHC relies on two sources for support: 1)...forum.ih8mud.com
Recently, Westcott came out with a spacer lift for the LC200. That same spacer can be use to pre-load the front spring.
Westcott Designs Preload Collar Lift (spacer lift)
I'm curious if anyone has any experience with the Westcott Designs preload collar/spacer lifts? They seem to popular in the Tacoma/4runner crowd. The kit specific to the 200 series land cruiser has only been out for a few months. I've got a Bilstein lift on order, but it's taking forever to...forum.ih8mud.com
Though question if this is really needed unless especially heavy? There's a few fully armored LXs that are stock AHC, and report it handles great. The AHC system has 2 spring rates at the front, meaning it has an integral and auto selectable "high rate spring".
Is the method for this install to just compress the spring and slide the spacer in?I added a 10mm spacer to each spring at the rear axle. Intent is to add a bit more support to the AHC system, as I tow a heavy 27' Airstream travel trailer. This exact same mod could be done to an LC too, but will result in lifting ~1/2".
While the LX570 never asked for it, this is a well established mod carried over from the 100-series LX470. I had added spacers to my LX470, to bring AHC neutral calibration pressure back to stock and to support more load as I towed with that car also.
I'm not being as thorough here as I could hookup techstream to see where the pressures are. Note there is some mixed info in that the LX570 doesn't report pressures like the LX470 did.
The LX570 AHC seems far more robust. Where the LX470, once near payload capacity, will no longer lift to high position without additional mods like this, I've not found that upper limit on the LX570 yet.
Specifics: Old Man Emu 80/100/200 10mm coil spacers
I installed the spacer between the chassis and coil seat. Traditionally, I'd install this between the seat and spring. But this was easier as the seat fit tightly in the spring. The chassis has a depression that it positively locate the spacer anyhow. It's a quick 30minute mod. Need spring compressors.
Pics:
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My understanding is that with the lx the rear there is no need to mess with ahc line.The spacer fits on top of the strut cap, so you don’t even have to do that. Only real issue on LX is having to disconnect the AHC line and replace fluid/bleed.
On the 200, there are only dual springs on the front. On the 300 Toyota did add the 2nd spring to the rear.
Sorry, i thought you were talking about the front. Yes in the rear, you don't need to mess with the shock/ahc line connection. I've also heard that you don't need a spring compressor, although if you can do it safely it probably makes the job easier. I believe there are two lines on the axle you need to detach so they don't get stretched, but other than that, you just disconnect the shock at the bottom and push the axle down and the spring will come out. (edit: just thumbed through that thread, looks like there is more stuff to loosen/remove to make the job easier).My understanding is that with the lx the rear there is no need to mess with ahc line.
I think with the front you mess with the ahc line.
Does anyone have instructions on putting a spacer on the rear?
Is it
1. Compress the rear spring
2. Jack the body up
3. Insert the spacer
4. Lower the body back down
5. Uncompress the rear spring?
I’ve struggled to find a direct for a spacer more than 15mm. Found this one eBay and the sizes appear to fit.
I have a sensor lift and when towing my camping trailer (tongue weight approx 600lbs) and occasionaly won’t get in H mode.
I can get this eBay spacer in 30, 40 or 50mm
Thoughts on fitting say the 40mm spacer? Will the ride when not loaded be too stiff?
Abstandshalter hinten Lift Kit 40mm für Toyota Land Cruiser 80, 100, 200 | eBay
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Thanks for the reply. I’ve measured the internal diameter again and agree it will require trimming of the bump stop.My general strategy is to add as much static spacer plus maybe 10mm more, to compensate for any sensor lift in the rear. So if you sensor lifted 30mm, than ~40mm should work great. I can't say if those spacers will work specifically, but should. It's possible they may need some clearance to fit around the jounce stop base. I used a router to do that on mine.
As I also have airbags, I can arbitrarily add more physical spring rate. AHC will never ride badly even with too much spring augmentation. It'll just have the effect of incrementally reduced damping.