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Cadillac 2005 CTS-V
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136 Posts
I just got my trailing arms and toe rods in the V and noticed an immediate benefit in the way the chassis responds to bumps in a turn...the rearend stays much more planted so the shocks can do the work. I'm looking forward to driving on my favorite twisty roads to feel the full effect.

The workmanship and design is very well done!
 

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Cadillac 2005 CTS-V
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136 Posts
Driving Feedback, trailing arms & toe rods: in 20 - 50mph twisty roads the rear is much more planted, less sideways shifting in the rear, I feel more of the vertical suspension travel when I accelerate out of the turns I feel more of the squatting of the rear...I have 64k miles on the stock trailing arms and toe rods so assuming I'm feeling a lot of the new bushing benefit. On high speed 60 - 80mph long steady carving turns when I turn-in the rear now feels much more confident in the way it carves with the front of the car....whereas before it felt like the rear was ever so slightly disconnected and I had to do slight steering inputs to keep the rear on-line. In an 80mph turn with a bump in the middle the rear just goes vertically up and down versus it used to go slightly diagonal so I'd have to catch a little with steering input. I went out after heavy rains so didn't want to push the cornering g's too much...I look forward to getting out in the dry to push the limits & feel if recovering from a slide will be easier.

Overall this is a great improvement!! Much more confidence inspiring to push toward the limit and much more solid feel in the rear. Only thing is now with more clearance at the backside of rear wheels...I'm tempted to order wider rims/tires!! :) I already have 9.5" ccw sp600's with hankook rs-3 275's I want to stuff wider tires up front.
 

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04 Black CTS-V
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402 Posts
Discussion Starter · #107 ·
What greaseis recommended for these and the tie rods? Do the ballistic joints need a different grease or everything the same?
There is a lot of conflicting info on this subject. Just to be safe I would stick to any synthetic grease. I bought a cheap Harbor Freight grease gun and put a tube of the Energy Suspension Formula 5 in it that I have marked "bushings only". I'm not saying this is the best grease or lasts the longest between reapplications but since our products come with grease zerks it's real easy to give a bushing a pump of fresh lube as required. And we know the Formula 5 won't degrade the urethane. This was my attempt to keep it simple.

For the guys that got our trailing arms with the spherical bearing in the front end, here is the link to the replacement bushings if or when you need them. http://www.rustysoffroad.com/builde...ts/rustys-2-5-forged-flex-joint-race-kit.html
 

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2011 CTS AWD
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1 Posts
O.K. Guys, These things are finally available. We started to make these wide wheel trailing arms years ago but pulled away for one reason or another and since MAP and KillerNoodle were filling the need, we focused on other projects. Recently there seems to have been a break in the supply chain of these arms so we thought we would answer the call of our fellow CTS and CTS-V owners.

We've had this version of our trailing arms on our car for about three years now with no issues, they were on the car when we were at the drag strip testing our 8.8 rear differential kit, had no problems.

The arms we make now are essentially the same but we did make some improvement in the bushing department. Originally we reused the OEM bushing in the hub where the arm connects. Now we have made new bushings that are a 90A durometer that are grease-able while the arms are on the car. This way if the bushings start to squeak six months down the road you don't have to remove the arms in order to grease them. The mounting bolts at the hub end are drilled and cross drilled with a zirk installed. A few pumps with a grease gun and the bushings are quiet again. The other end of the arms also have grease zirks installed, these bushings are a 70A durometer due to the fact they act as a hinge when the suspension travels up and down. If there is a large enough demand for a spherical bearing at the front end of the arm, we will explore that option.

I'm not sure what the clearance is between the factory arms and the factory wheels are but if my memory is correct it's about ONE inch (dumb), with our arms you will have almost 5" of clearance. That's more room than you will ever need, but that's what we ended up with after we went around the lower shock mount. The brace in the corner of the arm has also been formed to clear the bottom of the lower shock mount portion of the hub meaning no grinding is required like arms offered by others.

There have been problems with the tubes that the mounting bolts pass through made by others of wide wheel arms, we did not make this mistake. Even the prototype set that have been on our car all these years had tubes with a .220 wall thickness. These new wide wheel arms have the same tubes and will not collapse when the bolts are torqued to 130 ft. lbs.

We are offering these arms with and without the bushing that go in the hub. For those of you that wish to reuse your factory (softest bushing on the whole car I might add) the arms are $375 +frt, with the new 90A bushing the arms are $435 +frt.

These arms are not on our website as of now (7-19-13), give us a call if interested or you have questions.

These arms have been a LONG, LONG time coming, these are happy days.

Hope you guys back East get some heat/humidity relief soon, I hate being sticky !!

Peace Out all, have a good weekend...........Max

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I would like to try a set of the arms for my 2011 CTS AWD. I will give them a go if you make them for my CTS?
 

· Administrator
2002 F55 STS, 2014 Explorer XLT, F-150
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80,367 Posts
They haven't logged in for over 6 years. Maybe find them with a Google search.

Look at the post dates. Welcome to CF !!!
 
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