Effective 1/24/25, we will no longer include the pressure tank. You can get your own at your local hardware store and save on this kit and shipping! It comes with a special fitting attachment that includes two (2) shut-off valves ( to control spills) and a clear filter to make absolutely sure you are putting clean fluid into the pan. It includes over 5 feet of hose ( 30 inches which are clear so you can see the flow rate, plug extra clear hoses to complete a power drain ( explained in the video instructions).
Product Details
1. This kit (with your pressure tank) can top off your transmission when you discover your fluid is low.
2. This kit (with your pressure tank) can fill your transmission after doing a fluid drain and filter change.
3. With the included extra clear hose and instructions in can be used to "power drain" all the fluid out including what is in the valve body, torque converter, and transmission cooler.
Now included: If you do plan to use this kit to do a full power drain (#3 above) we are including the two o-rings for the transmission cooler line at no extra charge. PLEASE NOTE: These orings work on most early version models but may not work on all or on some models after 2010. NOTE TO 4MATIC OWNERS: You will be able to use this pressure tank to fill your transmission, but the power drain function will NOT work due to complexity of the 4matic.
Extra hoses and o-rings to complete a full power drain of the fluid if you so choose.
Custom attachment wand not available anywhere else. Includes two valves to reduce spills and a pre-filter to prevent contaminants from entering your transmission.
GARDEN SPRAYER REQUIRED. You MUST own or purchase a clean 1-gallon garden sprayer for this kit to work. We recommend the garden sprayer from Home Depot because it's proven and has a pressure-release valve. Just cut the end of the sprayer hose as shown here, and you can plug our clear hose right into it (correct coupling for 1/4 inch hose included in this kit
If you have the early 2003 to mid-2010 transmission, this would be the time to upgrade to the newer deeper pan, the Smart Triple Media Mercedes filter. Kent has put together a complete upgrade kit and video instructions to make it easy to do this yourself. We also have a money-saving Combo kit for the full service. See related products below:
Related Products:
Early 722.9 Transmission Pan and Filter Upgrade Kit w/ Video Instructions
Many enthusiasts are now buying these 2004 to mid-2010 high-performance Mercedes with little thought to the transmission.
Infrared Thermometer to Use When Checking Fluid Level in a 722.9 transmission
Since there are no dipsticks on these transmissions, the DIY way to check fluid level is from under the car with a touch-free thermometer to measure the heat of the transmission fluid BEFORE setting the correct level. Instructions are included with my full 722.9 transmission fill kit.
How to 722.9 Full System Power Fluid Drain Procedure - On Demand Video
You want your 2003 to 2010 7-speed transmission to last - this you should absolutely do.
722.9 Transmission Oil Cooler Line to Transmission Housing Seals x 2
To to prevent potential fluid weeping on the end of this pipe you might want to replace them if you end of removing the pipe in your procedure.
722.9 Transmission Fluid Service Fittings and Connecting Hose - Partial Kit
This kit will allow you to properly fill any 722.9 7 speed automatic transmission as well as other cars that use the underfill method.