5HP30 Drum Transmission parts, repair guidelines, problems, manuals

Transmission general data

Number of gears Transmission Type Drive ATF (full capacity) L ATF (change) L ATF type
5 AT RWD 13 5,5 LT -71141
Part type (1) Expand

Technical issues and repair guidelines

The transmission requires a planned overhaul after running well beyond 300 thousand kilometers (under the condition of normal operation and timely fluid change). The transmission reassembly is performed together with filter replacement, torque converter repair and replacement of rubber and paper gaskets. The drum (Forw/Rev. Clutch A+C) is considered to be a soft spot of this transmission (aluminum teeth get cu


All solenoids are replaced with the purpose of ensuring reliability, because their resource usually comes to an end after 7-10 years of exploitation together with wear-out of the torque converter. The worn-out torque converter clutch is the main source of premature ageing of solenoids and as a consequence – problems with pressure in packages. In general, this transmission is quite reliable with a high safety reserve on transmission elements.