January 01, 2013

AODE, 4R70W/75W Valve Body Identification

Valve Body Xpress

Part Number Chart

Part NumberDescription
F091AODE, '92
F092AODE, '93-'95
F0934R70W, '96-'97
F0944R70W, '98-'00
F0954R70E/4R70W/75W/75E, '01-'08
F0984R70E/4R70W/75W/75E, '09-Later

'92-'00 Identification

Casting Number

  • 1992 has 13mm dowel pins and an F2 Rough Forging Number.
  • 1993-1995 have 13mm dowel pins and an F3 Rough Forging Number.
  • 1996-2000 have 10mm dowel pins and an F6 Rough Forging Number.
    • To identify if you have a '96-'97 or a '98-'00, use the solenoid identification. The '96-'97 use a wired harness. The '98-'00 uses a solid harness.

The Casting Number is located under the plate. See RED ARROW for location.

Solenoid Type Identification

The change from wired to solid harness occurred in models years 1996 & 1997.

Solid HarnessWired Harness

4R70W, '98-Later Identification

Sonnax adds a small 2-3 accumulator support plate on '01-later 4R70W valve bodies. The addition of this plate eliminates separator plate cracking and cross-leaking.

The '98-'00 will have a hole inside the plate. See the arrow above.'01-Later will have a hole just to the rear of the small plate. See arrow above.

Related Units

Related Parts

While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time.