BACK
Technical Service Information
FORD E4OD
PREMATURE OVERDRIVE CLUTCH FAILURE
(INCREASED CAPACITY)
COMPLAINT: Some vehicles equipped with the E4OD transmission may exhibit premature failure of the
overdrive clutches, especially heavier loaded vehicles.
CAUSE: The cause may be, not enough clutch capacity for the overdrive clutch.
CORRECTION: Install 3 clutches in the overdrive clutch pack by purchasing a thinner, .320" thick backing
plate, to replace the previous .490" thick backing plate. The 3 clutch backing plate is
available under OEM part number F3TZ-7B066-A. Refer to Figure 1 for both 2 clutch and 3
clutch stack-ups.
SERVICE INFORMATION:
Overdrive Clutch Backing Plate (3 Clutch) ............................................. F3TZ-7B066-A
Overdrive Clutch Backing Plate (2 Clutch) ............................................. E9TZ-7B066-B
Copyright © 2000 ATSG
00-25
AUTOMATIC TRANSMISSION SERVICE GROUP Page 1 of 2
BACK
BACK
Technical Service Information
E4OD 3 PLATE OVERDRIVE CLUTCH STACK-UP
F3TZ-7B066-A
.320" THICK
E4OD 2 PLATE OVERDRIVE CLUTCH STACK-UP
E9TZ-7B066-B
.490" THICK
Copyright © 2000 ATSG
Figure 1
00-25
AUTOMATIC TRANSMISSION SERVICE GROUP Page 2 of 2
