Sonnax Ford 4R70W Transmission

Remanufactured Valve Body

4R70E, 4R70W, 4R75E, 4R75W Heavy Duty Remanufactured Valve Body F095HD

'01–'08. F095HD has solenoids that connect to a molded lead frame harness; includes 1-2 accumulator piston case springs.

4R70E, 4R70W, 4R75E, 4R75W Heavy Duty Remanufactured Valve Body F098HD

'09-Later. F098HD has solenoids that connect to a soft wire harness; includes 1-2 accumulator piston case springs.

4R75W, 4R70W, 4R75E, 4R70E Remanufactured Valve Body F095

’01–’08, includes solenoids

4R70W Remanufactured Valve Body F094

’98–’00, includes solenoids

4R75W, 4R70W, 4R75E, 4R70E Remanufactured Valve Body F098

’09-Later, includes solenoids

Internal

Bearing Kit SBK-F6

'93–Later

Helps cure:

Bearing noise
Bearing failure

Direct Drum Thrust Bearing 76243-01

Fits all years.

Bearing Style: Thrust-Enclosed
Inner Dia.: 1.254"
Outer Dia.: 2.111"
Thickness: 0.185"

Helps cure:

Bearing noise
Bearing failure

Heavy Duty Forward Sun Gear 76612A-01

31-Tooth, for use with 2.84/1.55 ratio gear sets.

Heavy Duty Input Shaft 76655A-HD

Heavy Duty Intermediate Stub Shaft 76670A-01

Smart-Tech® Direct Clutch Drum & Shaft Kit 76656-01K

Fits all 2.84/1.55 gear sets.

Smart-Tech® Forward Clutch Drum 76654-01K

Compatible with ISS-equipped and non ISS-equipped applications.

Helps cure:

No Forward
Slipping gears
Broken clutch drum
Ratio codes

Smart-Tech® High Capacity Forward Clutch Drum Kit 76655-01K

Spiral Retaining Ring Kit 76554RK

Works in roller clutch or mechanical diode applications. Intermediate Clutch

Helps cure:

Intermediate roller clutch failure
Mechanical diode failure
Retaining ring pops out of groove

Pump

Pump Bushing 36002-01

Finish-in-Place

Bushing Style: Finish-in-Place
Material: Steel-backed bronze
Width: 0.695"
Shaft Dia.: 1.996"
Housing Bore: 2.124"

Helps cure:

Leaking front seal
Pump noise
Excess converter hub-to-bushing clearance
Low pump volume

Valve Body (View Valve Body Layout Diagram)

Boost Valve Kit 76948-02K

Fits '91-later units.

Helps cure:

Low Reverse boost
Delayed Reverse
Reverse slip
No Reverse
Low line rise in Reverse
Burnt Reverse clutch

Bypass Clutch Control Plunger Valve Kit 76948-04K

Helps cure:

Shudder
Code 628
No lockup
TCC apply & release concerns
Delayed lockup

Bypass Clutch Control Plunger Valve Kit 76948-64K

Helps cure:

Shudder
Code 628
No lockup
TCC apply & release concerns
Delayed lockup

Checkball 10000-08

Imidized Plastic, .250" Dia.

Material: Imidized Plastic
Dia.: 0.250"

Helps cure:

Lost or damaged component

Converter Limit Valve Kit 76948-56K

Helps cure:

Converter shudder & TCC slip
Low converter pressure
Overheated converter
Damaged converter
Excess converter pressure

Elevated Pressure Main Pressure Regulator Spring 76948-06

Fits '91-'95 only

Helps cure:

Soft shifts
Poor shift quality
Low base line pressure
Delayed Forward
Forward clutch failure

Elevated Pressure Regulator Valve Kit 76948-12K

Fits '96-later units. Elevated Pressure, 1996 & later

Helps cure:

Soft shifts
Poor shift quality
Low base line pressure
Delayed Forward
Forward clutch failure

Line Pressure Booster Kit 4R70W-LB1

Main Pressure Regulator Valve 76948-01

Replaces '95-Earlier 4-spool valves only. DOES NOT replace 3-spool valves.

Helps cure:

Poor shift quality
Soft shifts
Low line rise
Erratic buzz
Premature clutch failure
Premature band failure
Uncontrolled pressure in Reverse
Low Reverse boost

Main Pressure Regulator Valve 76948-09

Fits '96-later units.

Helps cure:

Poor shift quality
Soft shifts
Low line rise
Erratic buzz
Premature clutch failure
Premature band failure
Low Reverse boost
Uncontrolled pressure in Reverse

O-Ringed 3-4 Shift Valve End Plug Kit 76948-49K

Fits '01-later units.

Helps cure:

Burnt bands
No Reverse
No 4th

O-Ringed End Plug Kit 76999-MED

Helps cure:

Erratic shift timing
Oil leaks

Overdrive Servo Regulator Kit 76948-29K

Fits '01-later units.

Helps cure:

4-3 Neutral
No 4th
Burnt OD band

Oversized Bypass Clutch Control Valve 76948-31

Helps cure:

Code 628, 741, 1741, 1744
No lockup
TCC slip
Low cooler flow

Tooling:

76948-TL6
F-76948-TL6

Oversized Converter Limit Valve Kit 76948-58K

Helps cure:

Converter shudder & TCC slip
Low converter pressure
Overheated converter
Damaged converter
Excess converter pressure

Tooling:

F-76948-TL47

Oversized Manual Valve Kit 76948-46

Fits '92-later units.

Helps cure:

Delayed engagement
Low line pressure
Burnt bands
Burnt clutches

Tooling:

F-76948-TL46
VB-FIX

Oversized Overdrive Servo Regulator Valve Kit 76948-59K

Fits '01-later.

Helps cure:

4-3 Neutral
No 4th
Burnt OD band

Tooling:

F-76948-TL59
VB-FIX

Oversized Pressure Regulator & Boost Valve Kit 76948-17K

Fits '96-later only.

Helps cure:

Uncontrolled pressure in Reverse
Soft shifts
Delayed Reverse
Low line rise
Throttle buzz
Erratic Reverse pressure
Clutch failure
Band failure
Damaged case

Tooling:

Oversized Pressure Regulator & Boost Valve Kit 76948-16K

Fits '95-earlier only.

Helps cure:

Uncontrolled pressure in Reverse
Soft shifts
Delayed Reverse
Low line rise
Throttle buzz
Erratic Reverse pressure
Clutch failure
Band failure
Damaged case

Tooling:

Oversized Solenoid Regulator Valve Kit 76948-47K

Helps cure:

Erratic shifts
Loss of Forward under hard acceleration from a stop
2-3 Neutral
Neutral after 4th
No 2nd
3rd & Reverse only

Tooling:

F-76948-TL47
VB-FIX

Solenoid Regulator Valve Kit 76948-14K

Helps cure:

Erratic shifts
Loss of Forward under hard acceleration from a stop
2-3 Neutral
Neutral after 4th
No 2nd
3rd & Reverse only

The Sure Cure® Kit SC-AODE-4R75E

For AODE, fits '96-later only.

Helps cure:

2-3 Neutral
4-3 Neutral
Band failure
Burnt OD band
Case damage
Clutch failure
Code 628
Delayed lockup
Delayed Reverse
Erratic Reverse pressure
Erratic shifts
Loss of Forward under hard acceleration from a stop
Low line rise
Neutral after 4th
No 2nd
No 4th
No lockup
Shudder
Soft shifts
TCC apply & release concerns
Uncontrolled pressure in Reverse
TCC slip codes

Tooling:

The Sure Cure® Kit SC-AODE

'95-Earlier

Helps cure:

Clutch failure
Throttle buzz
Shudder
Low line rise
Low Reverse boost
Delayed Forward
Delayed lockup
No lockup
Code 628, 741, 1741
TCC apply & release concerns

Tool Kit F-76948-TL59

Tooling:

VB-FIX

Vacuum Test Plate Kit 76948-VTP

Tooling:

VACTEST-01K

Vacuum Test Plate Kit Seal 76948-VTP-S

Tooling:

VACTEST-01K
76948-VTP

Valve Body Retainer Plate Kit 76507F-01K

Fits '01-later units.

Helps cure:

Forward & direct clutch failure
Separator plate cracking
Cross leaks

Zip Kit® AODE-4R75E-ZIP

For AODE, fits '96-later only AODE '96-later only, updated replacement for obsoleted SC-AODE-1

Helps cure:

4-3 Neutral
Code 628
Delayed lockup
Forward clutch failure
Intermediate roller clutch failure
Low line rise
Low Reverse boost
Mechanical diode failure
No 4th
OD band failure
Poor shift quality
Soft shifts
TCC apply & release concerns

Case

1-2 Accumulator Sleeve Kit 76890-01K

Helps cure:

1-2 Harsh
Delayed Forward
Cases with worn or scored 1-2 accumulator bores

2-3 Accumulator Piston 76836A

Material: Molded Rubber

Helps cure:

2-3 Flare
Direct clutch failure
3-4 Neutral

2-3 Accumulator Piston Kit 76890-21K

Helps cure:

No Forward unless RPM increased
Low line pressure in Forward
Bonded piston seal delamination
Direct clutch failure
OD band distress

Servo/Band

Overdrive Servo Pin Kit 76833E

Helps cure:

OD band failure
Forward clutch failure

Servo Pin Bore Sleeve 76890-24K

Helps cure:

2nd Clutch burned (GM)
Burnt band (GM)
3rd Clutch burned
2-3 Flare

Tooling:

S-76890-TL24
SERVO-FIX

Other

Bore Sizing Tool 76948-BST

Use with 76948-16K & 76948-17K

Tooling:

76948-TL4

Bore Sizing Tool 76948-BST2

Use with 76948-14K

Installation Tool 76890-TL

Tool Kit 56361-TL

Tool Kit S-76890-TL24

Tooling:

SERVO-FIX

Tool Kit F-76948-TL47

Tooling:

VB-FIX

Tool Kit F-76948-TL46

Tooling:

VB-FIX

Tool Kit F-76948-TL

Tooling:

VB-FIX

Tool Kit F-76948-TL6

Tooling:

VB-FIX

Tool Kit 76948-TL6

Tool Kit 76948-TL4

Tech Resources

January 25, 2023

Uncovering the Root Cause of Pressure & Complaints – The Critical Role of Solenoid Modulator & AFL Valves

Maura Stafford

November 03, 2022

Watch Out for 4R70W Pressure Regulator Valve & Casting Wear

Brian Wing

July 20, 2021

Ford AODE, 4R70W, 4R75W, 4R70E, 4R75E Valve Body Layout

September 14, 2020

Transmissions & Oversized Tires: How Changing Gear Ratios Helps Prevent Drivetrain Damage

Jason Larochelle

March 26, 2020

Hydraulics Fundamentals Part VI: Converter Limit Valves

John Varvayanis

January 28, 2019

Hydraulics Fundamentals Part I: Main Pressure Regulator Valve Line-Ups

Zachary Richardson

December 06, 2018

Stop Chasing AODE, 4R70W Direct Clutch Drum Problems

October 24, 2018

Clean Up Your Shifts with Sonnax Line Pressure Booster Kits

May 24, 2017

Your Guide to Summer Towing Transmission Repairs & Upgrades

November 14, 2016

Ford 4R70E, 4R70W, 4R75E, 4R75W, AODE Vacuum Test Guide

May 22, 2015

Stop 4R70W Forward Drum Failure with a Sonnax Smart-Tech® Drum

April 07, 2015

Drilling Orifices the Smart Way

January 01, 2013

AODE, 4R70W/75W Valve Body Identification

Valve Body Xpress

March 31, 2010

4R70W, 4R75W 2001-Later Forward & Direct Clutch Problems: The Easy Valve Body Fix

Gregg Nader

July 24, 2009

Little Pieces, Big Problems

Serge Martin

May 19, 2006

SonnaFlow® Chart: 4R70W (Poor)

September 21, 2003

Ford Bypass Converter Clutch Circuits

Gregg Nader