Anyone familiar with these?
https://www.ebay.com/itm/MERCEDES-E...m=192511005068&_trksid=p2060778.c100276.m3476
				
			https://www.ebay.com/itm/MERCEDES-E...m=192511005068&_trksid=p2060778.c100276.m3476
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Trae, what year / model are you working on? The 1991-1993 Becker 1432 head units won't swap with aftermarket, without a full re-wire of everything (generally with poor results).Is it recommended to replace the head unit along with these speakers?
Could never get the Becker unit to accept the code.

Trae, most likely the head unit was swapped at some point, so the original code won't work. Pull the head unit out and get the serial number, then you can use that online site to get the code for it.1992 Renntech, so I guess I need to figure out why it won't accept the code. . . may have the WRONG code.
Will go to the site and chase down the code before I do anything.

I'm not sure if they are different, but the DL-X4.7 may be the same as the IL-X4.7... the set I bought years ago was marked DL on the box & drivers, but the paperwork and a different label on the same box showed IL. Pics here:
http://www.w124performance.com/images/W124_stereo/Rainbows/IL-X4.7/
Dunno if the current offerings are a cost-reduced version, or if Rainbow is blowing out inventory (fire sale) as demand dwindles.
https://www.ebay.com/itm/Rainbow-DL...ront-Dash-Speaker-Upgrade-1-PAIR/233017799035
https://www.ebay.com/sch/i.html?_from=R40&_nkw=Rainbow+W124&_sacat=0&rt=nc&LH_PrefLoc=2
Don't expect a drastic improvement in sound quality with an otherwise-stock system, but at current prices, these look like a decent deal.
IMO the best options are to either (1) keep everything near-stock - with Rainbows in the dash as the possible exception; or (2) go the full Monty with re-wire and all / almost-all aftermarket components, specifically including aftermarket doorboards. Note that everyone's ears are different and what one person may think sounds fabulous as an upgrade, another person may be completely disappointed with. Depends how much of an audiophile you are, what karat gold your ears are, and if you've ever heard a truly excellent car audio system as a reference point.Thanks, GSXR, I was wondering the same thing. I never got around to replacing my rear deck speakers. I did a full rewire though, with excellent results IMO. It just wasn’t cheap, and I pulled the trigger on that before “research” talked me out of it. I’m glad though, as I suspect I never would have been happy with the ‘92 system. Just like I’m not to be convinced those ‘92 rears don’t need replacing. The question is “with what”? And I’ve been thinking about those on eBay.

I have Rainbows that I purchased directly from their factory, in Germany, installed both in the dashboard and the rear deck of my E500. They are plug and play. I also put them in the dashboard of what was once called the "Stag-wagen" - a white 1995 S124.
I would say that with a stock BE1492 head unit (as used in the facelift US cars), they are a modest upgrade. Perhaps 20-25% improvement in sound over the stock speakers, but not dramatic. 80% of the improvement is from the front speakers, not the rears. Not as good as quality aftermarket speakers used with a quality aftermarket head unit, amp, etc. I do feel they are overall better quality than the factory speakers, in terms of materials and such.
I know not whether they are an upgrade to or plug-compatible with the earlier two-piece BE1432 head-unit/tuner pack setups.
Cheers,
Gerry

Not that different from you, on R129, thought about just replacing the Bose units, very inexpensive if you get it directly from Bose. But then again, I remember how flat sounding they were. Once the door panels were off, and I saw the typical warped paper drivers, I just couldn't do it again, so it snow balled... Now 3" midrange and 7" drivers in the doors and tweeters are in the dash, where the old factory phone speakers were. Rear fill also 3" in the factory locations, left the factory base module in the stock location, but replaced that driver with 4ohm unit and 10" shallow sub in trunk (no extra space sacrificed, trunk small enough as it is)...For the 500E, swapping out all the antique bits for a modern head unit was the best money spent on the car, rewire and all. The sound processing really woke everything up, even with the stock speakers. New fronts and a sub... voila...
I love the simple look of these, just pure! But, once I've tasted the ability of fine tuning the staging and imaging details via DSP, I just could't look back... I could fine tune all of the parameters to the driver's seat only? Whaaaaat???Any of you old-school...Nak CD-700...I have these in several cars and love 'em. ...

Good question, Mark. I'm really not sure. Annother neat feature of the Nak is it has a selectable digital input for both CDC and auxiliary, in case you want to use the sweet DAC in the head unit to convert whatever other digital source you have.Is there even anything currently available that is comparable to the Nak, I've looked and the only thing I have found with similar DAC is the top of the line Pioneer head unit?

