Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Sun visors
Slide-On-Rod
Rotate the visor toward the side
window and extend it rearward for
extra sunlight coverage.
Retract the visor before moving it
back toward the windshield and
storing it.
Illuminated Visor Vanity Mirror
Lift the cover to switch on the lamp.
Flex ...
Crankshaft Main Bearing Journal - Clearance
Special Tool(s)
Plastigage
303-D031 (D81L-6002-B) or
equivalent
NOTE: Crankshaft main bearing journals must be within specifications
before checking journal
clearance.
1. Remove the crankshaft main bearing caps and crankshaft main bearing.
...
Final disassembly
32. If not done previously, remove the bolts.
33. CAUTION: Do not damage the bolt hole threads.
If not done previously, insert a punch in the bolt holes and drive off the
differential ring gear.
34. Using the special tools, remove the differential bearin ...
