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Wheel Spacers Required on my FDII with RRO Lift

26K views 34 replies 11 participants last post by  Boilermaker  
#1 · (Edited)
I found out yesterday that I'm going to have to run 1-1/4" spacers on the rear wheels to prevent an issue with the sidewall rubbing the strut tower at full extension. I also found out that my front tires are beginning to cup after 2,500 miles…a little over a 100 of those miles have been on rough Forest Service roads in the Arizona Rim/Mountain country.

I did the RRO Lift install myself and took it to the tire shop immediately for tires (245/65 R17 Bridgestone Dueler Revo's on OEM alloy's) and then immediately to the local dealer for an alignment. My Patriot (2007 Limited - Trail Rated version) had about 6,700 miles on it at the time I installed the lift and new tires…it just clicked 9,000 miles and the odometer is now understated by approximately 6% with the larger tires.

The Jeep dealer (Airpark Jeep - Scottsdale, AZ) I took it to regularly deals with new and used lifted Wranglers (they offer a full package lift/wench/bumper/tire system for their new Wranglers). Needless to say I figured they knew what they were doing…I was wrong…it all started at the tire dealer (Discount Tire – they are awesome), they weren’t able to mount the rim w/new tire on the left rear because there wasn’t any clearance against the strut tower…the right side had only a hair's width of clearance…I just had them mount the spare so that I could get it over to the dealer where they could adjust the geometry to mount the rim w/new tire. Upon arriving at the dealer, they didn’t even want to touch the Patriot at first but then they had the suspension tech come out and look at it…I guess Cherokee's, Liberty's (and now Patriot's) are a pain for them to lift and work on; plus customers are usually never happy with the result. I explained the whole lift to the suspension tech while he crawled under the Jeep. The service writer wanted to quote me $300 for the alignment but the tech said he would only need an extra hour of labor, so the quote came to $150 for the alignment…I wasn’t happy with this because of what I read others were paying, but I figured they knew what they were doing. I left and 5 hours went by with no call…I ended up calling to check on it and the service writer said he was still working on it and had been for a better part of the afternoon…I said that he could’ve had the lift installed and aligned within 4hrs…then I asked about the wheel and they still hadn’t got the wheel mounted…he said the tech was having all kinds of troubles trying to align it. This made me a little nervous…I just kept seeing $$$ float through the air. I left work 90 min. later to get some booze at a near by happy hour spot while I waited for the dealer to call. Before I stopped off for the booze I decided to personally check in on the Patriot…turns out they were just getting ready to wash it…I was relieved…they got the wheel on and it was aligned and they kept to their $150 quote despite taking the entire afternoon to work on it…it drove smooth and straight…all was good, so I thought.

I figured I should have the Patriot looked over since I'd gone about 2,500 miles with two off paved road journey's where I put it through some decent tests that most crossover/small SUV's would fail or sustain damage trying to complete…the lifted FDII passed with flying colors. I wish had pictures to post but I just lost the camera with all the good shots of it covered in mud – so much mud that it put the engine fans off balance, leading to a nasty vehicle vibration…I thought the A/C compressor was damaged after I checked a TSB on the site…turns out I was wrong and the dealer told me I just needed to clean the caked on mud off the fan blades…I did and it all is back to normal :)

So why have it looked at if it drives smooth and straight…well, every time I would look at the wheels, I would question if the toe and camber were correct; add in the fact that I wasn’t impressed with the whole alignment experience at the Jeep dealer and I figured that for piece of mind it wouldn’t hurt to have some professionals look it over. So I decided to take it to a local off road performance shop (Off Road Unlimited) to have them check the alignment and look everything else over…cost was $80 for the check up. Good news is the suspension looked was okay and they didn't have any concerns with the lift or affects on the drive train. Bad news was both rear tires were hitting the strut tower springs and the front tires were beginning to cup. It turns out the left rear wheel is so bad that the spring is pushing in the sidewall by about a quarter of an inch when the suspension is fully extended…the right rear is rubbing slightly too. The sidewalls didn’t show any signs of rubbing but that’s only because I haven’t wheeled the Patriot on extreme enough trails to lift the rear wheels off the ground (we all know from the Expeditions West reviews online that this is easily done and should be expected when taking our rides off road). Since the underneath of the Jeep was covered in mud, they could tell I plan on using my Jeep off road…I was warned that if I ran this off road in this condition, I would risk ripping up the sidewall and blowing the tire…not safe! It appears that the Jeep dealer doing the alignment would have had to air down the tire in order to mount it to the Patriot and then air it back up once is was lowered to the ground. I can't believe the dealer did this and let me leave without any warning…especially when I had a conversation with the Service Writer earlier in the day about possibly having to go with different rims or spacers in order to get this size tire to fit.

Now Off Road Unlimited gave me two options: wheel spacers or new rims with backspacing to correct the issue. I'm going the more cost effective route…wheel spacers on the rear only. They're $200 total and they'll be 1-1/4" custom made aluminum spacers…it's not recommended to go any less than 1-1/4" because the mounting studs wouldn't be long enough to be safe. I was assured that I shouldn't have an issue with a spacer this small…it's the 3" to 5" spacers that are not good. I'm just hoping that pushing the rear wheels out a little over an inch won't negatively impact the looks of the Patriot too much.

Correction: They are TeraFlex steel spacers and the cost will be somewhere around $140...I'm checking to see if I can get them to get me Spidertrax.

The cupping of the front tires was caught early enough that it should be fixed by rotating them to the back and getting a new alignment ($100 for a new alignment). They are also going to grease my new bushings that are making noise and adjust the front fender wells to fix the rubbing up front (that rubbing is a known issue with this lift and larger tires)…all this should be done late this week or early next week since they have had to order the spacers.

As I mentioned earlier, I have lost my digital camera (gone forever…new one is in the snail mail system) with all my mudd’n pics. I plan to borrow my brothers camera to document the rubbing before the new spacers are installed…I’ll post them as soon as possible…look for them by 8/25/2008. I'll also find out what they are going to spray on my bushings so that I can pass that advice on too.

This doesn’t change my feelings towards the RRO lift and larger tires…I would still get them in a minute for any 4x4 Patriot…they just make it look more like what it should've from the factory...plus it gives me more confidence that a rock/obstacle won't tear the underneath of the Jeep up. What I would recommend is spending the couple hundred dollars up front to have a true off road shop that regularly deals in custom vehicles do the entire install (lift, tires, spacers, alignment)...would’ve saved me time, money, and anguish...or I guess now you could just get spacers and do it all yourself...just go to a good alignment shop that deals in lifted vehicles.

UPDATE - 09/24/2008 - Pictures are here!











As you can see from the above pictures, the left rear is quite a bit worse than the right rear. They both will rub where the spring mounts to the flange at the top of the strut tower but the left actually rubs on the spring. I really couldn't get in there to take a measurement but I'd say the spring is pushing the sidewall in by around 3/8" (+/- 1/8"). As you can see from the pictures, the sidewalls are in great shape and show no signs of rubbing "yet". I’m still not certain if this could’ve been prevented with 235/65 R17…I do know that tire is about 0.8” narrower than the 245’s…going with the 235’s would also drop the tire diameter a full inch from what the 245’s are (tire size references can be found on tirerack.com)...I've added some tire fit specs that might work without rubbing on page two of this post.

EDIT 12/14/2010 - I took the RRO lift off on Saturday and much to my surprise the tires no longer rub on the springs...even without the new wheel spacers. I'm going to a non-lifted, non-wheel spacer Jeep for peace of mind against potential extended warranty claims...I had no performance issues with the lift or spacers...so far all my warranty claims have been honored and have occured on other non-modified Patriots...its just when you spend $1,800 an extended warranty that also covers the suspension for the life of the vehicle, you don't want the risk of any mods voiding that contract.

Some how the RRO spacer lift pushes the springs closer to the rear tire sidewalls. I didn't engineer the system but 1st hand experience is probably better than being the engineer. Now I can almost slide my hand between the 245/65R17 REVO's and the spring with the tires off the ground.

Mines an FDII with 17" OEM rims...other setups could be different.
 
#5 · (Edited)
That's cool...I went into it knowing the risk that I might have to pay if I wanted to play...MK's are new and this sort of stuff is what you have to expect when lifting something that isn't as proven as the older Wranglers.

I went with the 245/65/17's for two reasons: 1. The 29.5" height...I wanted to raise the Jeep as much as possible...this is about as tall as you can go with that front spring guard on the strut tower. 2. Members like JeepJim were already running this same size tire on the OEM alloys...there are also others that are running similar sized tires on the 16" rims...225/75/16's would've been my choice if I had nice 16" rims.

I'm not sure if the 235's would work either...I only estimated that the sidewall was being pushed in by a 1/4 of an inch...I'll try to get an actual measurement when I take the picture.
 
#4 ·
sorry to hear that

still good to hear experiences good or bad
know what to look out for,
i have 245/65/16's on a liberty
and even on the stock liberty its mighty close and wouldnt go larger,

did the aligment shop use the camber bolts that came with the lift?
did they know what to do with them? and not just yes you.
 
#6 ·
still good to hear experiences good or bad
know what to look out for,
i have 245/65/16's on a liberty
and even on the stock liberty its mighty close and wouldnt go larger,

did the aligment shop use the camber bolts that came with the lift?
did they know what to do with them? and not just yes you.
Good questions that I really can't answer. I gave them a copy of all the instructions, including the torque specs and hvac59's write-up, for the lift installation. The camber bolts were already installed and I even notched the bolt heads to identify where the bolts camber was at. I also explained it all to them and I got "nods and yes's" in return. It doesn't sound like they knew what they were doing and it doesn't appear that they made use of the adjustable sway bars on the rear...they appear to be at the same adjustment I set them at when I installed them.

Hopefully the new shop that is use to working with custom lifted vehicles will know what they are doing.
 
#7 ·
$200 for a set of wheel spacers is pretty expensive. The patriot has the same bolt pattern as my 99 cherokee and i picked up a set of 4 spacers for just over $100 on ebay. Check around you will definatley find them cheaper. Even going with the well known "spidertrax" would be cheaper as they are around $100 for a pair.
here is a link to the cherokee ones. Again same bolt pattern as the patriot, and many other jeep vehicles.

http://www.quadratec.com/products/92807_001.htm

hope this helps, and that yopu get things starighten away.
 
#12 · (Edited)
Interesting story/report, we can all learn from it. I feel your pain Boiler....!
The strut cups on the front-end were my biggest fear as far as clearance. Even the tech doing my lift pointed out how nut-sack tight it could be. Never thought about the rears.
I'm looking at tires right now, last night, thought the 245s would be the meanest look, but should prolly get back to 235s. There really are more good reasons mechanically for keeping it a tad smaller and narrower then there are for going gonzo.
Good luck with the wheel spacers.
Pics please!
 
#13 ·
I paid $200 for my alignment, and it's settled now after a week of driving. The passenger rear is cambered in 1.5 degrees, so i have to get them to look at it again. Not sure if they'll charge me another hour or not.

I'm sticking to the stock 17" tire size for now.

Not all roses, but I still like the lift. Can't wait to test it out, but I'm going to get it driving well on the road first.
 
#17 ·
The tera flex ones are basically the same. other than they are steel. The only problem with them is that with aluminum wheels and steel spacers you get a reaction between the two metals and they kinda bond together so it can get hard to take the wheel off sometime. They do come apart with a good whack on the back of the wheel after all the nuts are off. At least they came down 60 bucks. Hope your other issues get worked out.
 
#18 · (Edited)
Pictures Added

I finally got around to posting the pictures...I've only put two here and one of them is just a picture of the Patriot out near 4 Peaks, AZ. I've attached 6 pictures of the rubbing in the original post (#1 - first page of this post).

I plan to add pictures of the wheel spacers and spring/tire spacing once the spacers come in and I can get it aligned...look for those pictures next weekend.



 
#19 · (Edited)
For those who would like to avoid this issue and still go with larger tires:

My research so far tells me that you’ll want to keep your tire section width (sidewall to sidewall) at or under 8.8" (possibly even 8.7")…my section width is 9.6"…if you take the 3/8" that I’m needing for clearance and multiple it by 2 (to account for both sides of the rim) and then subtract it from the 9.6" you get a desired section width of at least 8.85" (this is only math and has not been tested…that is why I recommend 8.8" or 8.7"). This is if you retain a rim with the same backspacing as the OEM rims. To the best of my knowledge the OEM rims have a backspace of 4.875".

Note: Rim width does impact the tire section width (TireRack.com explains this well). For instance, the specs on my tires claim state the section width is 9.8" on a 7" rim…reducing the rim to 6.5" (Patriot OEM alloy is a 17x6.5 rim) reduces the section width to 9.6"

For further information on section width and backspacing, you can utilize the following:
http://www.jeeppatriot.com/forum/showthread.php?p=70222
http://www.TireRack.com
http://www.WheelMaster.com
https://www.rsracing.com/tech-wheel.html

What's crazy is there are no reported rubbing issues (rear strut tower) with members who are running the 16x8" Rubicon Moabs that have a 5" backspacing...this puts the tire slightly less than a 1/4" closer to the strut than what the OEM alloys do. All I can say is you live and you learn.
 
#24 · (Edited)
I take my previous statement back...as you'll see from the first picture, I rubbed the black finish off the strut tower top and springs with the inside of my tire...this was done on both sides in the rear. I've been riding with the spacers since mid-October (probably somewhere around 6K miles) and I've experienced no issues. I even blew an axle seal on the front passenger side (who knows why) and the dealer replaced the entire axle under warranty.

FYI - these spacers had to be custom machined because the Patriot has a slightly smaller diameter hub than the older Liberty, Wrangler, and Cherokee (I tried a set of Spidertrax and the rims wouldn't fit over the wheel centric ring). They are 1.25" thick...I'll have to look up the other specs and post them at a later time.
 

Attachments

#31 ·
FYI - these spacers had to be custom machined because the Patriot has a slightly smaller diameter hub than the older Liberty, Wrangler, and Cherokee (I tried a set of Spidertrax and the rims wouldn't fit over the wheel centric ring). They are 1.25" thick...I'll have to look up the other specs and post them at a later time.
Boilermaker would you happen to have a set of calipers to measure the diameter that the hubcentric part of the spacers were machined down to?
 
#25 ·
I had the same rub in the rear a with a 235/70/16(Ford Xscape) wheel combo. No rub back there with 235/65/17 HTs, prolly any AT tire will rub back there. I use a 5mm spacer in the back just to keep the wheelbase width after the RRO lift.
So how do like the front-end feel with all that additional width? I tried the same 5mm spacers up front, but didn't care for the feel.
 
#26 ·
Boiler,

Good to see you back on your feet (shoes).

Those spacers make your Pat look almost as cool as mine!
Image

But then again I have 0mm offset (4 inch backspace) 16x7s.
 
#27 · (Edited)
Copper...thanks...overall I'm happy but I think 31's or 32's would be the ultimate look.

How do you get your pics to post so large and not as an attachment?

Snokat - I really didn't notice that much of a difference when I went to the spacers...they cost so much that I wasn't about to not use them...plus they fix the tire rub at full wheel lock that was ripping up my tread.

Snokat - I saw in a previous post where you said you could hear your CV joints make noise when you gas’d the Jeep going up an incline...I tried this in a parking garage yesterday and didn't notice anything. How steep of an incline are you talking?
 
#28 ·
Copper...thanks...overall I'm happy but I think 31's or 32's would be the ultimate look.

How do you get your pics to post so large and not as an attachment?
Start an album on a site like photobucket.com
Copy and paste image link to this message space and voila!

btw, wouldn't you want a V6 or V8 with shoes that big?
or at least beefier axles/transaxles?
 
#29 ·
Of course more power and all the goodies to handle larger tires would be nice...we're really limited on how much we can safely do to these Patriots...I like the Patriot 'cause its a lot like the old Cherokee's and those look really good with a mild lift and larger tires...don't get me wrong, I like my Patriot...it gets the job done for what I need it to do and it was within my price range...I would've liked a lifted Toyota FJ but I think it would've been about a $10k premium over what I've got in my Patriot.
 
#30 ·
I like the Patriot 'cause its a lot like the old Cherokee's and those look really good with a mild lift and larger tires...don't get me wrong, I like my Patriot...it gets the job done for what I need it to do and it was within my price range...I would've liked a lifted Toyota FJ but I think it would've been about a $10k premium over what I've got in my Patriot.
Great minds think alike my friend.
 
#32 ·
UPDATE: I took the RRO lift off over the weekend and I no longer have a "need" for the wheel spacers...I still think they look cool...more aggressive stance. I'm no longer rubbing the springs in the rear with the same tires I had at the time of the original post, RRO lift removed, and wheel spacers removed. It surprised me...I guess it has to do with how the struts mount to the Jeep and installing a spacer on top of them pushes the whole assembly closer to the tire side walls in the rear.

FYI - before someone replys...there is no way to install the RRO spacers backwards or upside down...if you've installed one of these, you'll know this. On some vehicles this might be the case and would probably set the suspension up wrong but on these Jeep MK's and the RRO lift there is only one way...the right way. Plus the spacers have no angle or pitch to them.
 
#34 ·
I know what you mean with the the aggressive stance. I am questioning installing the RRO lift now. With the new tires it looks good and almost makes me feel like I don't need it. I am also worried about the warrant as well.

I am glad your still happy. :smiley_thumbs_up:
 
#35 ·
I'd save your money...if anything, take it in and have the inner fender wells trimmed and painted for corrosion protection. I hadn't run into any warranty claim issues and I've had my share of claims (two axles, ball joints, bushings, control arms)...but the tire shop would no longer touch my vehicle with wheel spacers on it and the dealer suggested I remove the lift for peace of mind (if they replace your ball joints 3 times, the 4th time might flag your account and the warranty department might deny the claim 'cause it's lifted). In my case, the point of the lift was to run larger tires and I think we both have proved that you can run a 29.5" tire w/o a lift. Do you like your Geolandars? I was considering them, but decided to go with Michelin LTX A/T 2 when I found out the BFG's were on backorder...I'm gonna have to run 235/65R17. I was looking for longer tread life or something aggressive like the BFG's A/T. I don't think the new Bridgestone REVO 2 are as aggressive and my current REVO's always need to be balanced. Michelins hopefully will get me down and back the forest roads out here!