SL/R129: I just had to do it; reviving a neglected '99


Anyways, I bought it on the spot.
I wasn't intending on buying another car this year (my S211 E55 project is taking most of my time and money) but here we are. Lots of broken or missing trim, a leak from the top-left windshield cylinder, dead brakes and a few other small things. It runs well, the top moves up and down, and it looks pretty decent from afar.
First order of business is to change the front brakes, and then I need to figure out why the right rear wheel has a lot of toe-out.
Last edited by tantumaude; Sep 16, 2024 at 08:56 PM.




Let us know if you need anything thanks Bill


But once you do it'll be fine. These are pretty reliable cars. They're not Lexuses but they are built to run forever.


This weekend I tightened up the front bearings which had play, and did a thorough check. I've ordered the necessary brake lines, VC gaskets, top locking cylinders, bushings and so on. I'd quite like to find some AMG style 1 or 2 wheels for it as it also needs new tires, but all the local listings are for E/S class ones...
Last edited by AJT12345; Sep 24, 2024 at 05:57 PM.


I'm missing a number of small trim pieces for the interior: visor hinge frames, mirror cover, centre console button, corner piece at the top of the door cards, a couple of pieces around the trunk hinges, jack point covers, a few pieces for the hardtop, the two pieces that go around the rear roof anchor points, tow hook cover, among others...none are really necessary, but they'd make the car feel more complete. Sadly, it's next to impossible to find any used ones, and new from online shops is over 2k$ total for all that!
Good luck with everything! When these are running as intended they are just a hoot. I've not had one serious problem with mine. "Fun" doesn't even begin to describe the way mine drives.
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I also tried to repair the inop antenna, but it seems there's a bigger problem there. It works fine when 12v is applied directly, but it seems it's not getting the proper signal/feed from the radio. I'll do some more digging at some point, in the meantime I replaced the tired trunk shocks.
I'm waiting for some more parts to arrive, but I'll tackle the valve cover gaskets and main belt today.
I also picked up some E55 monoblocks. They're off to refinishing!
Last edited by tantumaude; Oct 1, 2024 at 09:43 AM.
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I tried to get the car aligned, but unfortunately ran into an issue with the right rear. Where previously there was a lot of toe-out on it (corrected with new toe arms), I now have excess positive camber (2.7 degrees). I can't tell if the issue is with the lower carrier arm or the subframe yet, I'm hoping for the former. I suspect the car was damaged at some point there, as there is a new shock and spring on that corner. I need to get it up on a lift to get some measurements.
I did find some W210/R129 spec monoblocks which are currently getting refinished. I'm really looking forward to mounting those in the spring! I'm thinking the car will look good with a slight lowering as well. So many things on the list!


I changed the transmission fluid, gaskets, filter and connector socket, and did an oil change. I started replacing the belt, but I cannot get the fan clutch off--waiting on tools to arrive for that tomorrow, along with a replacement idler pulley as mine split in two!


Now I need to really sort out that rear camber issue. I'll try to get some measurements of the relative positions of the control arms/bushings to the subframe, but on visual inspection everything seems fine. I know there is a camber arm at the top link of the rear suspension, is it adjustable?
We therefore manufacture replacement upper arms that are Camber adjustable.
ALSO REAR LOWER ARM INNER MOUNT BUSHES THAT ARE ALSO CAMBER ADJUSTABLE.
Both kits include “extra” Toe adjustment to compensate for the new rear Camber facility.
ADVANTAGE OF LOWER ARM ADJUSTMENT (OVER UPPER ARM) - is easier to install (do not have to remove arms).
PLUS LOWER PROVIDES FAST, PRECISE ADJUSTMENT. Being easy to access single wrench. ULTIMATE DIRECT ON ALIGNMENT RACK UNDER LOAD.
SEE SPOILER RE FRONT & REAR KITS MANUFACTURED.
AUDI to VOLVO - Experience Resolving OEM Suspension Shortcomings (and costs) Since 1964 !


I've run into a strange issue with the overhead lights that's got me scratching my head, wondering if anyone has any insight.
Both map lights work fine. Both also come on when the left switch is put in the 'on' position. However, when the switch is in 'on when door open' position, they do not come on. The footwell lights do come on when the doors are opened, so I don't think it's a switch issue.
I've run into a strange issue with the overhead lights that's got me scratching my head, wondering if anyone has any insight.
Both map lights work fine. Both also come on when the left switch is put in the 'on' position. However, when the switch is in 'on when door open' position, they do not come on. The footwell lights do come on when the doors are opened, so I don't think it's a switch issue.
i also have a have rear view mirror that’s fully rebuilt in case you come across that issue as well


An exciting development happened yesterday though: a local junkyard received a lovely manual Chrysler Crossfire...I think we all know what that means!


I also replaced the brake light switch, that eliminated the BAS, ABS and ESP lights.
Next up: replacing the sway bar bushings, front lower control arms. I also have a new humming noise from the rear at 60+ kph, sounds like a bearing but turning has zero effect on it. I'm thinking maybe the diff (I changed the fluid, old fluid was almost new and it made no difference) or the driveshaft hanger bearing?
Later this week it goes to a bodyman to get the horrible paint on the right side sorted out. Unfortunately one of the foglights I'd ordered arrived broken, so still hunting for that.


All I have (and dare to show) for now. Once it comes back from the bodywork and I try to repair the overhead console there'll be more!
I'm on the fence about the wheel fitment. I intend to get 10mm spacers for the rear, but I'm debating whether to lower the car. Ideally I'd lover it about 15mm, but all the spring sets I've seen do twice that.
Last edited by tantumaude; Jun 6, 2025 at 05:32 PM.


Unfortunately while trying the troubleshoot the interior light switch last week, the overhead console piece disintegrated. I spent four hours plastic welding it more or less back together. It holds, but not very pretty. I really need to find the driver's mirror glass and inside trim triangle.




Unfortunately while trying the troubleshoot the interior light switch last week, the overhead console piece disintegrated. I spent four hours plastic welding it more or less back together. It holds, but not very pretty. I really need to find the driver's mirror glass and inside trim triangle.






