Ok, so I've been going over the idea of lifting my GV for over a week now trying to come to a conclusion on what the best approach is (for me and possibly others like me). If anyone can help me out by either verifing my findings or clarifing my confusion that'd be great.
To recap my homework, some of the more common solutions include (sorry if I'm detailing the obvious):
1) Coil spacers all around with longer shocks in the back and in the front using either strut extenders, strut spacers, or longer OME struts. The height of the coil spacers I've read about vary from 1 inch to 1.5 inch up front and something slightly higher in the back.
- Pros: cheap in most cases, easy, more ground clearance, more tire clearance
- Cons: no additional suspension travel, CV angle issues under certain/extreme cirumstances, camber adjusting bolts or strut filing is needed.
- Part Sources: Boondox Motorsports, JDMCRX (site member), Rocky Road Outfitters
2) Body lifts. So far I've seen a kit from Rocky Road Outfitters who also offer an optional steering extension kit. I've also read of some home brew body lifts, one of them simply involved flipping the existing rubber below the body mount to the top for a 1 3/4" lift with no additional parts other than what's already on the vehicle. Anything above a 2 inch body lift becomes much more complicated.
- Pros: cheap, more tire clearance, no CV angle issues
- Cons: bumpers need to be raised which involves a welder, no additional suspension travel, more work than a person would expect.
- Part Sources: Rocky Road Outfitters, Homemade
3) Calmini suspension kit. The kit claims to maintain stock track width and alignment but I've read of people having to correct camber issues.
- Pros: maintains stock track width, supposedly maintains alignment, includes drop link arms to correct position of front axle housing, increases wheel travel, increases tire clearance, more suspension travel.
- Cons: expensive
- Part Sources: calmini web site
4) Some combination of the above. From what I gather option 1 and 2 go together nicely. Option 2 and 3 go together nicely. I originally thought that option 1 and 3 would go together nicely but apparently the Calmini kit already comes with coil spacers (even though they aren't in the picture) so any efforts to get more lift with a Calmini kit using alternative coil spacers would be marginalized or redundant.
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Now here are the areas for which I'm trying to find a consensus:
1) Do people have CV angle issues when performing option 1? If anyone thinks they have broken a CV due to a lift it would be nice to know about it. Any hard and fast rules for figuring what might cause a problem situation would be nice but if not, is there any conclusion on the matter for those running these setups up front:
- Boondox 2.0" strut extenders and 1.5" inch spacers.
- Rocky Road 2.5" inch suspension system.
- JDMCRX's coil spacer and strut spacer kit.
2) This is kind of a second part to the note above. I've seen people outside North America running drop link arms to lower the front axle housing in order to relive CV stress (correct?). Is this simply a case of "better safe than sorry"? Where can one buy these without buying a whole Calmini kit? I've seen what I think look like GV drop links listed here:
http://www.vttr.com.tw/e4X4.htm ... has anyone in North America ordered some from overseas? If these are a good idea would anyone be interested in a group buy? Finally with regards to drop links, is there any potential to actually cause a problem by using drop links when running stock control arms.. more specifically, will the CV joints become overly compressed because of the narrower track width combined with the more horizonal placement of the axle housing (with respect to the drive shafts) that the drop links provide? Phew, that was hard to explain.
3) Does a Grand Vitara have less tire clearance due to the body cladding vs variants without cladding (for example a Tracker)? I've noticed that bigger tires on lifted vitaras tend to come close to the front of the rear wheel well. Is there a way to position the rear axle back a bit? If I had to guess, it might be possible by using adjustable rear trailing arms and a drive shaft spacer? If anyone has experience with this I'd like to hear about it (perhaps Mr.Left?
http://www.mrleft.net/spacer.html).
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My personal considerations are like many others: I'd like to start with a lift that I can improve on at a later date, I don't want to spend money that I don't have to, and I want to improve the offroad-ability of my 2000 Grand Vitara. Of course part of my goal is to run larger tires (245/75/16 on steel vitara wheels). So far I'm leaning towards JDMCRX's kit which I could improve upon later with a body lift. My only hesitation would be that I don't want to do what might be considered a "hack job" and regret it later. If someone can give me a compelling reason as to why the Calmini kit is worth the money I'd like to hear their argument. On one hand you have people bashing the calmini kit (Rocky Road Outfitter's website included) and on the other hand people love it. In order for the calmini kit to be worth it's weight in gold I'd have to be sure of two things: A) In reality do the longer control arms and drop links actually solve a known problem that exist with other approches? B) Is there an advantage to the Camini kit vs other solutions in terms of suspension travel and ground clearance (given that it uses coil spacers and lowers the axle housing using drop links)?
Phew, I could go on forever but I gotta get to bed. If more comes to mind I'll let ya know

Thanks all!
Neil