Overhaul - 087, 087E & 089: Identification

Transaxle type may be identified by group of numbers cast into top rear of case. Transaxle model code is identified by group of figures stamped into torque converter housing. These figures consist of model code and build date code.

Audi uses type 087 and. 089 transaxles. Volkswagen Quantum uses type 087 and 089 transaxles. Porsche 944 is equipped with type 087 transaxle. Turbine shaft-length is main difference between 2 transaxles. Type 087 uses 16.71" (424.5 mm) shaft while type 089 uses 1.5.82", (401.7 mm) shaft. Testing, disassembly and reassembly procedures are same.