Transmission service on these older Mercedes is very often neglected and it is something you can do yourself. It should be done every 30,000 miles or every 5 years (whichever comes first). After you watch this video you will find out why you should do it yourself!
Search | W115 | Transmission
The plastic shift bushing is a very common part that needs to be replaced on older Mercedes. Can you believe it is the exact same part that was used on all models for over 25 years! It is an inexpensive part that can cause big problems if it breaks out.
If you have ever tried to remove and reinstall a shift rod attachment clip under your Benz you know how frustrating it can be. On some chassis like the 201 models it is almost impossible to even get to the clip let alone remove it with standard hand tools!
Lets face it! Diesel automatic transmissions can be troublesome, particularly those models that use vacuum to control shifts. This is largely due to the fact that diesel engines don't produce vacuum naturally. It has to be artificially manufactured.
This manual is part of our Advanced DIY Mechanic Series. It covers advanced procedures in simple terms with photos to illustrate every step. The format size is 8.5 x 7 inches. It is printed on 28 pound stock paper and is wire bound to allow it to stay open when on your workbench.
Applicable to 114 115 116 123 and 126 Chassis, years and models listed above. Troubleshooting an annoying shift problem must first start with the vacuum modulator.
I don't think there is any owner out there who has owned a 1978 to 1993 diesel automatic for any length of time and who has not had some sort of shift problem with the transmission. Maybe it was just a little jerk or a slipping shift. Maybe the rear end clunked hard when you came to a stop.
Clear instructions on how to remove the old boot and install a new one. Total run time:
How many of us have never overfilled our automatic transmissions??? With this syringe and correct diameter and length of tubing, you can easily remove any excess without having to drain it out of the pan!!! Comes with free on-demand video instructions.
A very good tight assembly as shown. No loose bushings. A good cover and shift know is available separately. See below,
Common wear item. Check for looseness where they nylon bushing sits in the aluminum connector. This is a brand new Shift rod Metal Connector with Nylon Bushing installed. Sold individually. List price $20.00
New ATE Clutch Slave Cylinder. No instructions. No fittings or hoses. If you need to replace one cylinder you should replace both.
New Clutch Master Cylinder. No instructions. No fittings or hoses. If you need to replace one cylinder you should replace both.
I have used a lot of different clamping tools over the years to prevent fluids from leaking out when removing coolant, fuel, or brake fluid hoses. Most work ok. Some are hard to use in tight places. Many do not stop every last drip from coming out of the hose.
This is the absolute best gasket maker when you have a clean and tight metal to metal contact. Examples of where you would use this is SEALING the rear differential cover, aluminum oil pan where is mounts to the engine block, etc.
Good used flywheel stretch bolt as shown. Very limited stock. Torque converter flex plate bolts.
Getting to and removing the two hex head bolts that hold the starter to the bellhousing can be a real test of your sanity - especially if you don't have the right tool! You will need a heavy duty hex socket on a strong wobble extension.
Set of (2). The number one cause of a loose or rattling shift lever is failed or missing shift lever bushings. Our upgraded bushings are made out of nylon and are much tougher than the original plastic type. No instructions or special tools included.
Some of the most common auto transmission leaks on the early automatics come from the banjo bolts that connect the filler tube to the bottom of the pan and the two transmission coolers lines to the lower front transmission housing.
If you have a leaking transmission seal it can be a real bear to get the old seals out without this special pry tool. It works on both the front and rear transmission shaft seals. This tool also works great for removing the front crank seal on both gas and diesel engines.
Brand new Auto transmission torque converter drain plug for All Mercedes, gasoline and diesel, from the late 60s up to the late 90s. If you are doing a complete transmission flush you will need to drain the torque converter. Good to have spare on hand!
This kit will include the parts and detailed PDF instructions you will need to repair a front transmission case leak in your 1968 to 1983 NON TURBO diesel automatic.
These same clips are used on almost all Mercedes Benz Models from the late 1960s up into the 1990s. If you have lost or damaged one of your clips here is a chance to get replacements. Maybe good idea to have spares on hand. Sold in set of 2.
Fits all these chassis from 1968 to 1985. For drain bolt on automatic transmission torque converter. For a complete transmission flush the torque converter must be drained separately. Good to have a new aluminum sealing washer on hand during the service.
Yes, with age they can leak from the inside out ever so slowly. Replace before they fail! This is a great upgrade that fits most models from early 70s up to mid to late 90s. The wire protector on these hoses will prevent chaffing especially from loose V belts.
This part controls the function of your backup lights as well as the starter motor lock-out if you do not have the transmission selector in park or neutral. It is called the neutral safety switch and fits all 107, 114, 115, 116 and 123 chassis to 1981 (except 81 Turbo wagon).
FITS THE FOLLOWING: 114 and 115 chassis 1969-1976. Includes illustrated PDF Instructions on replacement. Includes both a new filter and pan gasket to do complete service on your transmission.
Fits 115 and 123 220D and 240D with 4 speed manual transmission. If your shifter feels loose or spongy or even clanks when you shift it is time for new bushings. There are six total.
Can be used in 110, 111, 108, 113, 114, 115, 123, and 201 chassis manual transmissions. Synthetic Gear Oil can offer smoother shifting especially on cold mornings before the transmission fluid has warmed up. It can also offer reduced wear on the gears and syncros over time.
Fits 111, 108, 114, 115, 116, 123 and 126 with linkage that uses either right or left hand thread throttle linkage ball joints. These are a common wear item especially in diesels with high vibration.