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AODE Planetary

$447.99
In stock • ships from the USA • qualifies for FREE shipping

AODE Planetary, used and ready to install. Fits the AODE. Ships fast from the USA.

Fits these transmissions
Secure Stripe checkout • free shipping over $100 • 30-day returns
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Ships from the USA
30-day returns

About this product

A whine that rises and falls with road speed, a gear that has simply gone missing, or glitter-like steel on the pan magnet of an AODE-equipped Ford F-Series, E-Series van, Town Car, Crown Victoria, Grand Marquis or 1994-1995 Mustang often leads back to the planetary gearset. This is a used OEM AODE planetary, a factory gearset for replacing one with worn pinion bearings, chipped teeth or damaged splines without paying for a brand-new assembly.

What the planetary does in an AODE

The AODE, the electronic version of Ford's AOD that arrived for 1992, makes all four forward gears and Reverse from a single compound gearset of the Ravigneaux type: a forward sun gear, a reverse sun gear, short and long pinions in one carrier, and a ring gear that drives the output. The clutches and band decide which member is held and which is driven, and the gearset turns that into the ratio. Every pinion spins on needle bearings, and the carrier and sun gears ride on thrust washers and bearings, so when those wear the gears lose their mesh and start to sing.

The AODE ratio is what separates this part from its successor. The AODE kept the AOD's close-ratio gearing with a 0.67 overdrive, while the 4R70W that followed it was given numerically higher first, second and Reverse ratios and a 0.70 overdrive. A planetary must match the sun gear, shell and computer calibration it works with, so an AODE that is staying an AODE needs an AODE gearset.

Symptoms of a failing AODE planetary

How to confirm the gearset is the problem

Noise diagnosis comes first. Note whether the whine changes with vehicle speed in every gear or only one, and whether it stays when you coast in neutral; a sound that follows the engine points to the pump or converter instead. Drop the pan and look at what is on the magnet - steel means hard parts. Our Crown Victoria common problems guide covers the noise and debris faults on the Panther cars that used this family, and the F-150 common problems guide does the same for the trucks. Once apart, check pinion end play, spin each pinion for roughness, and look for blue heat marks.

Fitment

This gearset is listed for the AODE without a specific year range. The AODE was used in 1992-1994 Lincoln Town Cars, 1993-1994 Crown Victoria and Grand Marquis, 1994-1995 Mustangs and F-Series and E-Series from 1992. Because those years overlap the 4R70W, confirm what you have from the transmission ID tag before ordering, and compare tooth counts, spline count and carrier height to your old gearset on the bench. If you are not sure, send us your year and VIN. More parts for this family are on the AODE and 4R70W collection page.

Install notes for a used planetary


Specifications

FitsAODE
Part typePlanetary
ConditionUsed
BrandOEM
ShipsFrom the USA
Warranty1-year

Complete the job: parts that go with this

Doing this repair right usually means replacing these at the same time. Same transmission, ships together.

4R75W Clutch Drum 1992
4R75W Clutch Drum 1992
$78.99

AODE Planetary: common questions

Can I put a 4R70W planetary in my AODE?

Not as a simple swap. The 4R70W runs different first, second, Reverse and overdrive ratios, and its gearset has to match the sun gear, shell and computer calibration. For an AODE staying an AODE, use an AODE gearset.

Which vehicles used the AODE?

Ford used it in the 1992-1994 Lincoln Town Car, 1993-1994 Crown Victoria and Grand Marquis, 1994-1995 Mustang, and F-Series and E-Series from 1992. Check the transmission tag because the 4R70W overlapped those years.

How do I know if the whine is the planetary?

Planetary noise follows road speed and is often worse in one gear. Noise that follows engine rpm in Park and Neutral points to the pump or converter. Steel on the pan magnet also points to hard parts.

What should I replace along with the planetary?

Replace the thrust washers, needle bearings and worn bushings around the gearset, set end play with the selective washer, rebuild the clutch packs, change the filter and flush the cooler to clear steel debris.

What fluid does the AODE take?

Use MERCON V. Ford's Motorcraft guidance lists it for vehicles that call for MERCON V or MERCON.


Repair guides for this job

Sources
  1. Wikipedia — Ford AOD transmission. AODE introduction for 1992, its applications by year, and the 4R70W's higher first, second and Reverse ratios and change from 0.67 to 0.70 overdrive. en.wikipedia.org/wiki/Ford_AOD_transmission
  2. ATRA — Ford 4R70W/4R75E interchange information, 2009 technical manual. Planetary, sun shell and ring gear interchange notes for the AODE-derived 4R70W family. atracom.blob.core.windows.net/manuals/individual/2009/2009-85.pdf
  3. Ford Motorcraft — MERCON V Automatic Transmission and Power Steering Fluid. MERCON V for vehicles that require MERCON V or MERCON. fcsdchemicalsandlubricants.com/products/transmission-fluid/productdetails?id=2

AODE Planetary

$447.99
In stock • ships from the USA • FREE shipping • 30-day returns

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