2006 vs 2007 Jeep Rubicon…

Deciding between the 2006 Jeep Rubicon and the newly redesigned 2007 has been difficult.

The Superficial Stuff

Jessica Simpson in her Daisy DukesColor: Black, flame red, and impact orange are completely out of the running; not interested. The green and midnight blue models look nice, but not enough to go for one of those. The light khaki wasn’t light enough online, although close to acceptable in person. I just don’t care for the khaki with the ugly “different shade of khaki” tops, and the black hard top just wasn’t contrasty enough. That potentially leaves stone white, bright silver, and solar yellow. Fairly iffy about the yellow, white is a bit too “Daisy Duke”, and silver is a bit too “Lara Croft”. Still leaning heavily towards the white at this point.

Interior: While I normally prefer a lighter color interior, I like the look of the dark slate gray as opposed to the khaki, even though the khaki might be better at disguising dirt and grime. They just don’t seem to get “khaki” right for my tastes. A khaki interior is available only with the stone white, not the bright silver — although dark slate is an option with either color. Leaning towards dark slate; maybe it’s because the car I’ve driven for the past ten years has a beige interior. Granted, it’s also a white car, and for some reason I’m still considering a white Rubicon.

Power: 6-speed manual transmission. Automatic isn’t even an option to consider. It might be a bit hard to get used to the position of the 6th gear as it’s scarily close to reverse.

Options: I definitely want a set of metal half doors, probably in addition to the standard full doors. Still confused about various tops and how they work or don’t work with the different door options.

The 2006 TJ or the 2007 JK?

The 2006 TJ Rubicon comes standard with an AMC 190HP, 4.0L, Power Tech inline-six, considered one of the best off-road engines ever made. Also standard are 31-inch tall LT245/75R16 tires on 16-inch aluminum wheels. Music should sound pretty good coming from a 7-speaker system that includes a full center console-mounted subwoofer, 2 midrange speakers in the instrument panel, and 2 full-range speakers mounted in the overhead speaker pods. Cool!

On the other hand, the 2007 JK Rubicon has a standard Chrysler 3.8L, 12-valve, 205HP, V6 engine. Seventeen-inch aluminum wheels sporting LT225/75R17 mud terrain tires are also standard. The six-speaker stereo system has an MP3 input audio jack, ideal for my iPod. Rock rails are standard, unlike on the 2006. This next-generation Jeep is 5.5 inches longer and 1.4 inches taller than the existing model, with a 2.1-inch-longer wheelbase and 2.4-inch-wider track, but with a tenth of an inch less ground clearance. Despite it being taller, there’s a fraction less headroom in front and back in the JK, although shoulder room has increased in both areas. Where the 2007 exceeds over the 2006 is storage behind the back seats: over 17 cubic feet vs slightly less than 12 cubic feet on the 2006 TJ. Not sure I care for the single-hinge windshield vs two hinges. Both model years have dual Dana 44 axles, a heavy-duty transfer case with an ultra-low 4:1 ratio, and 4-wheel disc brakes. The optional security package for the 2006 comes standard on the 2007. Turning diameter is the same. Everything else is little details.

The Jeep forums are abuzz about which engine to covet. The die-hards are asking “why fix what works?” and the modernists are answering “better gas mileage, more power, newer technology!” The 4.0L of the TJ was introduced in 1987 with a Renault engine control system. In 1991, after Chrysler acquired the brand, the control computer was redesigned and the intake ports were raised. Chrysler also enlarged the throttle body and redesigned the intake and exhaust manifolds for more efficiency, and the fuel injectors were replaced with higher flowing units. Small changes were made to the cylinder head and engine block every couple of years until 1998, after which it has remained mostly the same. The 3.8L of the new JK was introduced in 1991 into Chrysler’s Fifth Avenue, Imperial, and minivans (yuck!) and it, too, has had some changes; the intake was redesigned in 1994 and the compression ratio was increased in 1998. The real claim to fame of the 3.8L is the addition of a variable intake system in 2001, increasing horsepower and foot-pounds of torque, but according to the forums the jury is still out as to whether it will have a negative effect on low, rock-climbing RPMs.

The “new” 3.8L engine just doesn’t seem so new to get all that worked up about since its genesis was only a few years after the 4.0L. So, do I get the last year of a proven classic, or do I wait for the as-yet-unpublished price for a newly designed Wrangler that will probably take a full model year to get the kinks out? And why is it that some aftermarket products don’t seem to be available for the 2006’s? I need some advice from a Jeep owner or two…

UPDATE: Yes, I bought the ‘06. And I absolutely love it!

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Responses

57 Responses to “2006 vs 2007 Jeep Rubicon…”

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  1. Response #51
    Paul Yelk (IP) on July 11th, 2007 at 11:43 am

    I just love my 2-door half metal door soft top only Rubicon, I’d say go to a dealer and see e if the space requirements would be enough. With your children you’d definitely want a 4-door. I don’t know, in the 4-door, how much space there is behind the back seat - enough for a place for a dog? With me, it’s just me, myself, and I so I removed the rear seat - gave me a lot of space!

    I believe that if you end up buying one, you won’t regret it!

  2. Response #52
    Ryan G (IP) on December 8th, 2007 at 5:35 pm

    Do you have the window sticker for your Jeep Rubicon? When we bought our new Rubicon we did not receive the window sticker & the dealer said they could not provide it. I’d really like to get a copy & I am trying to track down a way to find it.

  3. Response #53
    Paul Yelk (IP) on December 9th, 2007 at 6:10 pm

    Never heard of a dealer not being able to produce a window sticker! I’d be talking to the sales manager. Failing that, the general manager of the dealership!

    Your dealer should be able to provide you with a copy of the “VIP Summary report.” It shows everything on your Jeep. Failing that, I e-mailed DC Customer Assistance (not sure of the new Chrysler e-mail address you need) and received a copy of the “Build Sheet” (you can see the “Build Sheet” on my website at http://www.dog-walker.us/07Rubicon.htm).

    Hope this helps,

    Paul

  4. Response #54
    Ben (IP) on May 6th, 2008 at 9:56 pm

    Sorry, chrysler took over AMC Renault in 1987. The 4.0 was available in the Cherokee with Chrysler fuel injection. In 1992, the YJ AMC 4.2 carb engine was replace with the 4.0 H.0 found in the cherokees. Mainly to answer the fuel starvation when climbing.

  5. Response #55
    richard on May 7th, 2008 at 5:27 pm

    My original text above:

    In 1991, after Chrysler acquired the brand, the control computer was redesigned and the intake ports were raised.

    That could probably be clarified as:

    In 1991, four years after Chrysler acquired the AMC brand from Renault, the control computer was redesigned and the intake ports were raised.

    The end result is the same. My purpose was to highlight the changes, not necessarily the acquisition.

  6. Response #56
    Billie (IP) on November 24th, 2008 at 12:32 pm

    Ive also bought a 06 silver rubicon with a hard top….MTR’s….its amazing, my baby! i love it so much and am still very happy with it. i love the fact that like you said it can be my daily driver….but i can take it any where else i want and it can romp with the big boys and do better than most regular rigs with out having to put too much work and money into it. one of my fav things to do is go camping and off roading…ive gone up black diamond trails in oregon…moved to arizona and cant wait to start exploring around here as well. i babyed it a lot didnt want to hurt it, but my boyfriend proved what it could do with nothing but a little love taps on the rocker panels and bumpers….its the most exciting thing! i want to very soon get a 5.5in long arm rubicon lift and 35in tires, im really not sure what i will do about the wheels because i love the look of my stock jeep wheels….i want to keep it very simple and clean but nice…maybe a nice new bumper and new tail lights will come later too…..expensive toy but i love it! sooo worth it!!!

  7. Response #57
    Thomas Wright (IP) on February 27th, 2009 at 5:34 pm

    I bought a used 06 Rubicon with only 44,000 miles. I have already had to replace the 6-speed tranny and am now having to replace the control arms as well. I am trying to find out info on the quality of these vehicles. I previously owned 2 4×4 cherokees and had no problems whatsoever. I could go everywhere in them. I do love my Rubi but am displeased with the problems I have had with it. Is there some kind of factory defect that would cause these problems?

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