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TV Boost Valve Kit 77917-471

  • 200-4R
  • 4L60
  • .471" Bore Dia., O-Ring Style

A common problem in GM 200-4R and 4L60 transmissions is burned bands and/or 3-4 clutches. This failure can be reduced by eliminating throttle boost oil leakage. Th...Read More

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200-4R, 4L60 TV Boost Valve Kit 77917-471

TV Boost Valve Kit 77917-500

  • 200-4R
  • 4L60
  • .500" Bore Dia., O-Ring Style

A common problem in GM 200-4R and 4L60 transmissions is burned bands and/or 3-4 clutches. This failure can be reduced by eliminating throttle boost oil leakage. Th...Read More

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200-4R, 4L60 TV Boost Valve Kit 77917-500

Impeller Hub GM-90-71G

  • 280mm LU (4L60-E) “VJCX”
  • GM 4L60-E (280mm) “VJCX”

Sonnax impeller hub GM-90-71G is an excellent option for rebuilding GM 280mm (4L60-E) “VJCX” converters which are experiencing higher-than-normal pump rotor failur...Read More

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280mm LU (4L60-E) “VJCX” Impeller Hub GM-90-71G

Smart-Tech® Input Housing Kit with Heavy Duty Input Shaft 77733-10KA

  • 4L60
  • 4L60-E
  • NEW VERSION AVAILABLE UNDER PART #77733-10KB. For '85-later units with 298mm converter, 30-spline input shaft. For '82-'84 units with 27-spline input shaft, converter and stator shaft will need to be updated to '85-later design.
This part has been discontinued. Click here to see the part instructions.

Reinforced Input Housing Kit with Heavy Duty Input Shaft 77733-14K

  • 4L60-E
  • 4L65-E
  • Fits 300mm non-reluctor style units only.
This part has been discontinued. Click here to see the part instructions.

Reinforced Input Housing Kit with Heavy Duty Input Shaft 77733-15K

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Fits 300mm reluctor style units only.
This part has been discontinued. Click here to see the part instructions.

Oversized Accumulator Pin 77999

  • 200-4R
  • 4L60
  • TH325-4L
This part has been discontinued. Click here to see the part instructions.

Oversized Accumulator Pin & Reamer Kit 77999-02K

  • 200-4R
  • 4L60
  • TH325-4L
This part has been discontinued. Click here to see the part instructions.

Pilot GM-PI-10

  • 298mm LU (TH250C, TH350C, 200-4R, 4L60 & E)
This part has been discontinued. Click here to see the part instructions.

Smart-Tech® Input Housing Kit 77733-06KA

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Does not include input shaft.

Limitations of the GM 4L60 series OE input housing are the root cause of 3-4 burnup in performance applications. The weak OE backing plate’s limited space. Stop th...Read More

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4L60, 4L60-E, 4L65-E, 4L70-E Smart-Tech® Input Housing Kit 77733-06KA

Accordion Spring GM-S-12

  • 10R80
  • 258mm (Captive Clutch)
  • 280mm LU (4L60-E) “VJCX”
  • 6L45/6L50
  • 6L80 (258mm)
  • 8L45
  • 8L90
  • GM 4L60-E (280mm) “VJCX”
This part has been discontinued.

Rear Planetary Thrust Bearing 77731-09

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

Roll GM-RO-480

  • 10R80
  • 258mm (Captive Clutch)
  • 280mm LU (4L60-E) “VJCX”
  • 6L45/6L50
  • 6L80 (258mm)
  • 8L45
  • 8L90
  • 4L60-E (280mm) “VJCX” torque converter

Sonnax offers roller GM-RO-480 required to rebuild the stator clutch assembly for the 4L60-E (280mm) “VJCX” torque converter. 10 Required 52100 Through-hardened bearing grade steel

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10R80, 258mm (Captive Clutch), 280mm LU (4L60-E) “VJCX”, 6L45/6L50, 6L80 (258mm), 8L45, 8L90 Roll GM-RO-480

TV Cable Corrector Kit AS1-01K

  • 200-4R
  • 4L60
  • AOD
  • AXOD
  • TH200
  • TH200C

In most GM and Ford transmissions with cables, including GM TH200, 200-4R, TH200C, 4L60 (700-R4) and Ford AOD, AXOD, the throttle valve cable pulls out of adjustme...Read More

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200-4R, 4L60, AOD, AXOD, TH200, TH200C TV Cable Corrector Kit AS1-01K

Rear Planetary Thrust Bearing 77731-10

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

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

Inner Stator Race GM-HR-18

  • 245mm LU (3T40, 3L30, TH200C, 4T60-E, 4L60 & E:S-10 only)
  • 6L80, 6L90 (300mm)
  • Converts GM 245mm LU (3T40, 3L30, TH200C, 4T60-E, 4L60 & E:S-10 only) converter cores to a 36-tooth spline for use in 6L80, 6L90 300mm applications

Sonnax special high performance inner stator race GM-HR-18 can be used to convert  GM 245mm LU (3T40, 3L30, TH200C, 4T60-E, 4L60 & E: S-10 only) applications t...Read More

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245mm LU (3T40, 3L30, TH200C, 4T60-E, 4L60 & E:S-10 only), 6L80, 6L90 (300mm) Inner Stator Race GM-HR-18

298mm Performance Converter Kit GM-RK-18

  • 298mm LU (TH250C, TH350C, 200-4R, 4L60 & E)
  • 4L60-E (298mm), Single-Plate Performance Converter
This part has been discontinued. Click here to see the part instructions.

O-Ring GM-O-17V

  • 265mm LU (4T60-E, 4T80-E)
  • 280mm LU (4L60-E) “VJCX”
  • 300mm (4L60-E)

Sonnax oversized O-ring GM-O-17V can be used to prevent leakage in GM 4L60-E piston/damper assemblies and GM 265mm LU viscous damper assemblies with somewhat worn ...Read More

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265mm LU (4T60-E, 4T80-E), 280mm LU (4L60-E) “VJCX”, 300mm (4L60-E) O-Ring GM-O-17V

Governor 117

  • 4L60
  • Gas
This part has been discontinued.

Throttle Valve Plunger Valve Kit 77966-94K

  • 4L60
  • OE plungers with code 94

Poor line rise or no detent downshifts can be common complaints in vehicles with a THM 700-R4 transmission. The steel throttle valve plunger continuously reciproca...Read More

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4L60 Throttle Valve Plunger Valve Kit 77966-94K

1-2 or 3-4 Accumulator Spring 74926

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

Sonnax offers accumulator spring 74926 for use in the 1-2 or 3-4 accumulator of GM 4L60 and 4L60-E series transmissions. The Sonnax spring has identical performanc...Read More

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4L60, 4L60-E, 4L65-E, 4L70-E 1-2 or 3-4 Accumulator Spring 74926

TCC Solenoid Snout Kit 77942-02K

  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Fits '97-later PWM units. Built-in anti-drainback valve.

The plastic OE torque converter clutch solenoid snouts are prone to breakage causing them to leak oil that should be directed to the converter clutch apply valve. ...Read More

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4L60-E, 4L65-E, 4L70-E TCC Solenoid Snout Kit 77942-02K

Thrust Washer 77409-16

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Selective, OE-Style
This part has been discontinued.

Reamer 77754-RM5

  • 4L60-E
  • 4L65-E
  • 4L70-E

Reamer for 77754-ISO, 77754-03K & 77754-04K

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4L60-E, 4L65-E, 4L70-E Reamer 77754-RM5

Reamer 77754-R2

  • 4L60-E
  • 4L65-E
  • 4L70-E

Reamer for 77754-03K, 77754-04K and 77754-ISO

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4L60-E, 4L65-E, 4L70-E Reamer 77754-R2

Reamer 77754-SERV

  • 4L60-E
  • 4L65-E
  • 4L70-E

Reamer for SERV (GM Reman) Valve Bodies

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4L60-E, 4L65-E, 4L70-E Reamer 77754-SERV

Reverse Boost Valve Kit K77898A

  • 200-4R
  • 4L60
  • Large Ratio, Factory Style, No O-Rings

Vehicles with GM 200-4R and 4L60 transmissions often have complaints of poor Reverse boost or upshifts in manual low. This complaint is generally caused by a worn ...Read More

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200-4R, 4L60 Reverse Boost Valve Kit K77898A

Stator Support Bushing 35007A

  • 4L60
  • 4L60-E
  • 4L65-E
  • 4L70-E
  • Powerglide
  • TH350C
  • TH400

Sonnax stator support bushing 35007A allows technicians to service both Sonnax and OE stator support tubes. Use the chart below to determine proper usage as a f...Read More

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4L60, 4L60-E, 4L65-E, 4L70-E, Powerglide, TH350C, TH400 Stator Support Bushing 35007A
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