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Every one of these pumps I have ever seen needs resealing. The seals and o-rings become just too hard over all those years of use. This is the most complete SLS (self-leveling suspension) pump overhaul kit on the market today.
This is the most thorough kit available anywhere in the world for opening up and resealing your early style (square ) SLS leveling valve. This was used on all W123 300TD wagons and a few other models during that same time period.
Why these special tools? Can't you just adjust that rod with a couple of combination open end wrenches. Maybe yes and no... have you tried it? You can not get the rod off with a regular thickness 10 mm open end wrench.
If you have any Mercedes model with hydraulic self leveling suspension from the early 70's up to the early 1990's this is the correct fluid to use. High quality Meyle or Febi Bilstein product. Any other type of fluid can damage the seals and score your pump.
Dont neglect this service as many do! I recommend the hydraulic fluid and filter be changed every 30,000 miles. You would not believe how many SLS vehicles I have seen with dirty hydraulic fluid - I mean nasty! Sometimes I have even found engine oil in the system!
Kent will walk you through the steps to properly adjust the leveling according to factory specifications. He will also cover some of the problems you may run into and demonstrate how he used the new adjusting tools he designed.
Brand new Genuine Part. Plastic ball sockets can deteriorate and threads can rust up. It is important you have a good operating rod and tight arm in order to properly adjust your rear end ride height. NO instructions included. See our manual on SLS troubleshooting for more information.
Trying to fix a rough or bouncy ride in your SLS Mercedes? Not sure what is causing the problem? Maybe you have heard that it might be the accumulators.
When changing your hydraulic fluid be sure to change this filter. Located under the cap on your hydraulic reservoir tank. Easy to replace. Fits all 300TD wagons from 1979 to 1985.
If you own a 123 wagon or other Mercedes with self-leveling suspension, you will be faced someday with having to replace the main high-pressure hydraulic hose that goes from the engine-driven pump to a metal line fitting routed back to the rear suspension.
Brand new high quality accumulator set for self leveling suspension SLS. If you suddenly have a harsh abrupt ride then this is usually the culprit. Two per car and should be replaced in pairs.
In this video Kent will walk you through the procedure of removing the old accumulators and installing new ones in a W123 300TD wagon. It is a very straightforward job that only takes a couple hours. You will need to raise the car and safely support it on jack stands.
SLS low pressure hose from bottom of reservoir tank to the engine driven pump. Includes 1 meter of heavy duty fuel hose that holds up better to the hydraulic fuel than the old style original braided hose.
This video will walk you through the procedure of removing the hyraulic reservoir tank and cleaning it and replacing the low pressure hose from the bottom of the tank to the SLS pump. This is the hose that most often leaks.
This video will cover the use of my custom plastic tool to safely remove the steel center section for the outside aluminum housing with rebuilding your older style SLS ( Self Leveling Suspension) hydraulic pump. No other instructions included here.
This instructional video covers the procedure for flushing the old hydraulic fluid out of an SLS system and installing new fluid. The example shown in this video is from a W126 560SEC.
In this long video manual Kent will walk you step-by-step through the process of removing the older square style leveling valve from your Mercedes, opening it up without losing the spring and balls, removing the old o-rings and cleaning the parts properly, installing the new o-rings, and putting
This is a short addendum to the full instructions on resealing an SLS hydraulic pump. This will now be included with the reseal kit. Disregard the old method mentioned elsewhere
PLEASE NOTE: These are not complete instructions on how to open up an early style SLS pump and properly reseal it. Rather, these are some tips that will make the job go faster and easier. These are things Kent has learned rebuilding a number of these pumps himself.
In this video instruction Kent will walk you through the process of doing either a partial or a full flush of your W210 SLS system fluid, including some tips on how to make changing that little filter less frustrating.
This is the part that more often than not gets lost when the SLS pump is removed from an engine for a long period of time. If you are trying to return the system to original after someone has removed the pump you most likely will need this part.
PLEASE NOTE: UPS Ground shipping only to the lower 48 states. Sorry no international. Even though this is a synthetic fluid it should be changed on high mileage wagons. I think some owners figure it will last forever.
Good used sprocket and bushing as shown.
Good used bracket as shown.
There are two gas filled accumulators of this style under the rear of the 1979 to 1991 123 300TD wagons, 201 190E 16v and 126 560SEL sedan and 560SEC coupes with self leveling rear suspension ( SLS ).
UPS GROUND SHIPPING ONLY. DO NOT order postal or expediated. International shipping not available. If your fluid is old and dark it is time to flush it out. 1986 to 1999 model W126, W201, W124, W140 and W126 with SLS have a smaller tank than the earlier models.
This 16 page PDF downloadable SLS manual was written specifically for 123 300TD wagon owners, but also applies to the models mentioned above, 300TDs from 1979-1985 and other chassis above up to 1990.
Indications that your seal needs replacing are tears in the lip and no resistance when you close your trunk. If you trunk snaps shut too easily it means the seal has collapsed and is no longer sealing properly.
Loose steering or wheels shaking at speed. This can often be worn out tie rod ball joints. The joints can be replaced as a DIY project. Watch the video below to see if this is something you want to take on yourself.
This kit includes:
Get rid of that old and ineffective transmission fluid in your older power steering system. It is the number one cause of excessive gear wear in your steering box. This kit will include almost everything you will need to do this yourself, along with complete step-by-step video instructions.
New O.E. filter as shown. See related products for fluid and flushing instructions. This is VERY easy to inspect and change yourself.
In this short 3-minute video, Kent will show you a trick that few know about. You can get those tapered shaft ball joints ( like to find on tie rods and control rods) loose without damaging the rubber boot. It can be faster and less painful than using traditional methods.