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Oversized 4-3 Sequence Valve Kit 77964-04K

  • 4L60-E
  • 4L65-E
  • 4L70-E

GM 4L60-E, 4L65-E and 4L70-E transmissions often have trouble shifting into or holding 4th Gear due to excess wear in the sequence valve bore. This wear allows vit...Read More

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4L60-E, 4L65-E, 4L70-E Oversized 4-3 Sequence Valve Kit 77964-04K

Forward & Reverse Abuse Valve Kit 77754-35K

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Fits either of two locations.

In GM 4L60-E, 4L65-E and 4L70-E units, continuous oscillation of the Forward and Reverse abuse valves creates bore wear, allowing clutch feed pressure to exhaust. ...Read More

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4L60-E, 4L65-E, 4L70-E Forward & Reverse Abuse Valve Kit 77754-35K

TCC Apply Valve Kit 77805E-K

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Fits PWM units only.

Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2n...Read More

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4L60-E, 4L65-E, 4L70-E TCC Apply Valve Kit 77805E-K

Input Drum Reinforcement Kit 77733-01K

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E
This part has been discontinued. Click here to see the part instructions.

Servo Pin Kit 77787-02K

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Extra long pin with seals

The servo pin in Sonnax servo pin kit 77787-02K is longer than the longest OE pin in GM 4L60, 4L60-E, 4L65-E and 4L70-E applications. The extra length simplifies a...Read More

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4L60, 4L60-E, 4L65-E, 4L70-E Servo Pin Kit 77787-02K

Oversized 4-3 Sequence Valve Kit 77964-14K

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Use with OE valve/bore only, addresses wear at inboard two spools & other locations.

GM 4L60-E, 4L65-E and 4L70-E transmissions often have trouble shifting into or holding 4th Gear due to excess wear in the sequence valve bore. This wear allows v...Read More

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4L60-E, 4L65-E, 4L70-E Oversized 4-3 Sequence Valve Kit 77964-14K

Oversized Pressure Regulator Valve 77917-07

  • 4L60-E
  • 4L65-E
  • 4L70-E

A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost conditions (look for 50...Read More

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4L60-E, 4L65-E, 4L70-E Oversized Pressure Regulator Valve 77917-07

TCC Regulator & Isolator Valve Kit 77754-04K

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Fits all years & '98-later EC3 units

In GM 4L60-E, 4L65-E and 4L70-E units, severe wear of the TCC regulator valve bore caused by oscillation of the OE valve allows regulated converter apply pressure ...Read More

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4L60-E, 4L65-E, 4L70-E TCC Regulator & Isolator Valve Kit 77754-04K

Line Pressure Booster Kit 4L60E-LB1

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Early-style

Line pressure booster kit 4L60E-LB1 fits early-style GM 4L60-E, 4L65-E and 4L70-E pumps. Sonnax hydraulic line pressure booster kits contain stronger pressure regu...Read More

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4L60-E, 4L65-E, 4L70-E Line Pressure Booster Kit 4L60E-LB1

Line Pressure Booster Kit 4L60E-LB2

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Late-style

Line pressure booster kit 4L60E-LB2 fits late-style GM 4L60-E, 4L65-E and 4L70-E pumps. Sonnax hydraulic line pressure booster kits contain stronger pressure regul...Read More

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4L60-E, 4L65-E, 4L70-E Line Pressure Booster Kit 4L60E-LB2

300mm Performance Converter Kit GM-RK-408

  • 280mm LU (4L60-E) “VJCX”
  • 300mm (4L60-E)
  • 4L60-E, 4L65-E, 4L75-E (300mm), Multi-Plate Performance Converter
  • Street/Strip applications only. For use with GM 258mm early-style stators only.
This part has been discontinued. Click here to see the part instructions.

TCC Regulator & Isolator Valve Kit 77754-03K

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • 4L60-E '97-earlier only, non-EC3 units

In GM 4L60-E, 4L65-E and 4L70-E units, severe wear of the TCC regulator valve bore is caused by oscillation of the OE valve allows regulated converter apply pressu...Read More

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4L60-E, 4L65-E, 4L70-E TCC Regulator & Isolator Valve Kit 77754-03K

Pinion Needle Roller 77732-03

  • 4L65-E
  • 4L70-E
  • For 5-pinion rear planetary assemblies.

Sonnax pinion needle roller 77732-03 is a direct replacement for worn or damaged OE needle rollers.  Sonnax pinion needle rollers are specifically toleranced for use with matching pins and gears.

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4L65-E, 4L70-E Pinion Needle Roller 77732-03

Round Washer 77732-04

  • 4L65-E
  • 4L70-E
  • For 5-pinion rear planetary assemblies.
This part has been discontinued.

Input Housing Forward Sleeve Kit 77733-52K

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Requires Sonnax overrun sleeve and compatible overrun piston. See instructions for details.

Input housing failure at the shaft and forward piston areas is common in high-torque 4L60, 4L60-E, 4L65-E and 4L70-E transmissions. Sonnax input housing forward sl...Read More

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4L60, 4L60-E, 4L65-E, 4L70-E Input Housing Forward Sleeve Kit 77733-52K

Pressure Switch Manifold 24226580

  • 4T40-E
  • 4T45-E
  • 1995 - 2003
This part has been discontinued.

Rear Planetary Thrust Bearing 77731-09

  • 4L60
  • 4L60-E
  • 4L65-E
  • Fits '06-earlier
This part has been discontinued.

1-2 or 2-3 Shift Solenoid 24230298

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Fits '93-later units.
This part has been discontinued.

Tool Kit 33000-TL

  • 4T40-E
  • 4T45-E

Tool Kit for 33000-02

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4T40-E, 4T45-E Tool Kit 33000-TL

Bearing 33000-01

  • 4T40-E
  • 4T45-E
  • Pump shaft bearing with seal
This part has been discontinued. Click here to see the part instructions.

4L60-E, 4L65-E, 4L70-E
Remanufactured Valve Body GM051

’03–’08

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4L60-E, 4L65-E, 4L70-E Remanufactured Valve Body GM051

3-4 Clutch Boost Spring & Retainer Assembly 8667424

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E
  • '88-Later

Sonnax offers this genuine AC Delco 3-4 clutch boost spring and retainer assembly for the 4L60 (700-R4), 4L60-E, and 4L65-E.

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4L60, 4L60-E, 4L65-E, 4L70-E 3-4 Clutch Boost Spring & Retainer Assembly 8667424

Clip 77754-08

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E

Sonnax clip 77754-08 for GM 4L60, 4L60-E, 4L65-E and 4L70-E transmissions is a hairpin-style valve body retainer that replaces lost or damaged OE components.

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4L60, 4L60-E, 4L65-E, 4L70-E Clip 77754-08

Reinforced Input Housing & Upgraded Input Shaft Kit 77733-04K

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • 300mm reluctor style, 2004 & later
This part has been discontinued. Click here to see the part instructions.

AFL Valve Sleeve Kit 33886-01K

  • 4T40-E
  • 4T45-E
This part has been discontinued. Click here to see the part instructions.

Tool Kit 33886-TL

  • 4T40-E
  • 4T45-E
This part has been discontinued. Click here to see the part instructions.

Tool Kit F-33000-TL

  • 4T40-E
  • 4T45-E
This part has been discontinued. Click here to see the part instructions.

4L60-E, 4L65-E, 4L70-E
Remanufactured Valve Body GM049

’00–’02, Annular Lockup

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4L60-E, 4L65-E, 4L70-E Remanufactured Valve Body GM049

4L60-E, 4L65-E
Heavy Duty Remanufactured Valve Body GM053-HD

Fits ’96–’08 units. Enhanced input sprag and Forward Clutch durability by engaging overrun clutch in D3 1st and 2nd Gears. Includes heavy duty 2-3 shift valve for enhanced protection.

Lay the perfect foundation for work trucks and muscle cars alike with premium manufactured valve bodies from Sonnax. Heavy duty remanufactured valve body GM053-HD ...Read More

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4L60-E, 4L65-E Heavy Duty Remanufactured Valve Body GM053-HD

Front Planetary Pinion Pin 77732-09

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E
This part has been discontinued.
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