Mercedes Diesel Parts B2 Piston Kit

Does your transmission leak from the B2 piston cover, pop out of 1st gear, not engage 1st gear? You may have a broken B2 piston This part can be used on all 123, 126 models only . Please give year, make model and VIN # when ordering so we get you the proper kit.

Russell's Review of the B2 Piston Kit

I just did a very detailed pictorial on removing and replacing the B2 piston. The transmission does NOT have to be removed to do the job.

Mercedes Diesel Parts B2 Piston Kit includes

One (1) B2 piston

One (1) bore seal

One (1) upgraded B2 sleeve

Phone us if you have any questions