Ford Escape: Automatic Transmission - Automatic Transmission – HF45 / Description and Operation - Final Drive
| Item |
Part Number |
Description |
| 1 |
7C0987C098 |
Traction motor drive gear assembly |
| 2 |
7H4717H471 |
Transfer shaft and gear assembly |
| 3 |
7F4657F465 |
Differential carrier and gear assembly |
| 4 |
7L4377L437 |
Ring gear assembly |
The
final drive gear is meshed with the transfer shaft and bolted to the
differential case. The ring gear bolts are one time use bolts. Use new
bolts when installing the ring gear.
The
differential allows the halfshafts and wheels to rotate at different
speeds during cornering. The differential assembly consists of the
following components:
Differential carrier
Two pinion gears
Two side gears
When
driving in a straight line, both front wheels rotate at relatively the
same speed...
Item
Part Number
Description
1
7L4377L437
Ring gear
2
7A3987A398
Planetary carrier
3
7A3487A348
Sun gear
This
transmission has one simple planetary gear set...
Other information:
How Does Traction Control Work
If your vehicle begins to slide, the system
applies the brakes to individual wheels
and, when needed, reduces power at the
same time. If the wheels spin when
accelerating on slippery or loose surfaces,
the system reduces power in order to
increase traction...
Press the button to cycle
through the four gap settings.
The selected gap appears in the
instrument cluster display as shown by the
bars in the image.
Note: The gap setting is time dependent
and therefore, the distance adjusts with your
vehicle speed...