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  • Original price $20.46 - Original price $20.46
    Original price
    $20.46
    $20.46 - $20.46
    Current price $20.46

    4L80E 4L85E Transmission Boost Valve O-Ring Style Sonnax 34200-01K

    Sonnax
    11 in stock

    Manufacturer Part Number: 34200-01KBrand: SonnaxFitment Type: Direct ReplacementManufacturer Warranty: Yes 4L80-E, 4L85-E Boost Valve KitPart ...

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    Original price $20.46 - Original price $20.46
    Original price
    $20.46
    $20.46 - $20.46
    Current price $20.46
  • Original price $23.28 - Original price $23.28
    Original price
    $23.28
    $23.28 - $23.28
    Current price $23.28

    Sonnax 34994-01K Transmission Torque Converter Clutch (TCC) Regulator Valve

    Sonnax
    12 in stock

    Brand: Sonnax Other Part Number: S34741CK Type: Lock-up Valve Kit Interchange Part Number: S34741CK  Items Included: TCC Regulator Valve Kit Manufa...

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    Original price $23.28 - Original price $23.28
    Original price
    $23.28
    $23.28 - $23.28
    Current price $23.28
  • Original price $20.06 - Original price $20.06
    Original price
    $20.06
    $20.06 - $20.06
    Current price $20.06

    Sonnax 34200-03K Transmission Boost Valve & Sleeve Kit (Factory Style) 4L80E

    Sonnax
    8 in stock

    Brand: Sonnax Other Part Number: S34507RBK Type: Line Pressure Booster Interchange Part Number: S34507ERK Items Included: Boost Valve Kit Manufactu...

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    Original price $20.06 - Original price $20.06
    Original price
    $20.06
    $20.06 - $20.06
    Current price $20.06
  • Original price $197.31 - Original price $197.31
    Original price
    $197.31
    $197.31 - $197.31
    Current price $197.31

    Sonnax 34200-40K Smart-Tech Overrun Clutch Valve Kit For 1997-Up GM 4L80/4L85-E

    Sonnax
    4 in stock

    Superseded Part Number: S34741ST, 34200-40K Interchange Part Number: S34741ST, 34200-40K Manufacturer Part Number: S34741ST, 34200-40K Other Part N...

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    Original price $197.31 - Original price $197.31
    Original price
    $197.31
    $197.31 - $197.31
    Current price $197.31
  • Original price $384.33 - Original price $384.33
    Original price
    $384.33
    $384.33 - $384.33
    Current price $384.33

    Sonnax Performance Pack HP-4L80E-01 - UPGRADES your complete transmission!

    Sonnax
    Only 1 left!

    Non-Domestic Product: No Custom Bundle: No Fitment Type: Direct Replacement Items Included: See picture Manufacturer Part Number: HP-4L80E-01 Vinta...

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    Original price $384.33 - Original price $384.33
    Original price
    $384.33
    $384.33 - $384.33
    Current price $384.33
  • Original price $33.07 - Original price $33.07
    Original price
    $33.07
    $33.07 - $33.07
    Current price $33.07

    4L80E Transmission Line Pressure Boost Valve Kit Sonnax 4L80E-LB1

    Sonnax
    9 in stock

    Brand: Sonnax Type: Pump pressure boost kit Interchange Part Number: S34507ERK-1 Manufacturer Warranty: Yes Fitment Type: Direct Replacement Items ...

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    Original price $33.07 - Original price $33.07
    Original price
    $33.07
    $33.07 - $33.07
    Current price $33.07
  • Original price $691.11 - Original price $691.11
    Original price
    $691.11
    $691.11 - $691.11
    Current price $691.11

    Sonnax Performance 4L80E 4L85E Input Shaft 300M Heavy Duty handles up to 1000HP

    Sonnax
    Only 1 left!

    Non-Domestic Product: NoCustom Bundle: NoFitment Type: Direct ReplacementItems Included: Heavy Duty 300M Input ShaftManufacturer Part Number: 34670...

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    Original price $691.11 - Original price $691.11
    Original price
    $691.11
    $691.11 - $691.11
    Current price $691.11
  • Original price $36.65 - Original price $36.65
    Original price
    $36.65
    $36.65 - $36.65
    Current price $36.65

    4L80E 4L85E Sonnax Case Saver Retainer Part No. 34762-20

    Sonnax
    Only 2 left!

    Non-Domestic Product: No  Custom Bundle: No Fitment Type: Direct Replacement Items Included: Case Saver Manufacturer Part Number: 34762-20 Vintage ...

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    Original price $36.65 - Original price $36.65
    Original price
    $36.65
    $36.65 - $36.65
    Current price $36.65
  • Original price $438.70 - Original price $438.70
    Original price
    $438.70
    $438.70 - $438.70
    Current price $438.70

    Sonnax Performance 4L80E 4L85E TH400 Main Shaft 300M Heavy Duty up to 1000HP

    Sonnax
    Only 2 left!

    Non-Domestic Product: NoCustom Bundle: NoFitment Type: Direct ReplacementItems Included: Heavy Duty 300M Input ShaftManufacturer Part Number: 34672...

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    Original price $438.70 - Original price $438.70
    Original price
    $438.70
    $438.70 - $438.70
    Current price $438.70
  • Original price $68.04 - Original price $68.04
    Original price
    $68.04
    $68.04 - $68.04
    Current price $68.04

    Sonnax 4L80E Transmission Lube Regulated Pressure Regulator Valve 34200-14K

    Sonnax
    3 in stock

    Brand: SonnaxFitment Type: Performance/CustomItems Included: Pressure RegulatorManufacturer Part Number: 34200-14KMaterial: SteelUniversal Fitment:...

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    Original price $68.04 - Original price $68.04
    Original price
    $68.04
    $68.04 - $68.04
    Current price $68.04
  • Original price $5.91 - Original price $5.91
    Original price
    $5.91
    $5.91 - $5.91
    Current price $5.91

    Sonnax 34994-02K Transmission 1-2 & 3-4 Shift Valve Spring Kit 4L80E 91-18

    Sonnax
    6 in stock

    Brand: Sonnax Other Part Number: S34741S-3 Items Included: 1-2 & 2-3 Shift Valve Spring Kit Manufacturer Part Number: 34994-02K Universal Fitme...

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    Original price $5.91 - Original price $5.91
    Original price
    $5.91
    $5.91 - $5.91
    Current price $5.91
  • Original price $67.04 - Original price $67.04
    Original price
    $67.04
    $67.04 - $67.04
    Current price $67.04

    Raybestos RCP96-075 Transmission Friction Module 4L80E 97-18

    Raybestos
    4 in stock

    Interchange Part Number: 34119EAManufacturer Part Number: RCP96-075Other Part Number: R34119EABrand: Raybestos Fit for GM 4L80E Friction Clutch Pac...

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    Original price $67.04 - Original price $67.04
    Original price
    $67.04
    $67.04 - $67.04
    Current price $67.04
  • Original price $39.42 - Original price $39.42
    Original price
    $39.42
    $39.42 - $39.42
    Current price $39.42

    Sonnax 34200-16K Transmission Actuator Feed Limit Valve Kit 4L80E 91-18

    Sonnax
    Only 2 left!

    Brand: Sonnax Other Part Number: S34741LK Type: Valve Body Interchange Part Number: S34741FK Items Included: Valve, Sleeve, Long and Short Spring, ...

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    Original price $39.42 - Original price $39.42
    Original price
    $39.42
    $39.42 - $39.42
    Current price $39.42
  • Original price $19.06 - Original price $19.06
    Original price
    $19.06
    $19.06 - $19.06
    Current price $19.06

    Sonnax 34200-47K Transmission 3rd & Reverse Checkball Sleeve Kit 4L80E 95-18

    Sonnax
    12 in stock

    Brand: Sonnax Other Part Number: S34741RK Type: Valve Body Items Included: 3rd & Reverse Checkball Sleeve Kit Manufacturer Part Number: 34200-4...

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    Original price $19.06 - Original price $19.06
    Original price
    $19.06
    $19.06 - $19.06
    Current price $19.06
  • Original price $65.55 - Original price $65.55
    Original price
    $65.55
    $65.55 - $65.55
    Current price $65.55

    Sonnax 34006-SPB Heavy Duty Case Bushing Upgrade Kit fits 400, 4L80E and 4L85E

    Sonnax
    15 in stock

    Brand: Sonnax Interchange Part Number: 34064BAK Items Included: Heavy Duty No-Walk Case Bushing, Thrust Bearing. Shim Kit Manufacturer Part Number:...

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    Original price $65.55 - Original price $65.55
    Original price
    $65.55
    $65.55 - $65.55
    Current price $65.55
  • Original price $45.17 - Original price $45.17
    Original price
    $45.17
    $45.17 - $45.17
    Current price $45.17

    Sonnax 400-LB1 TH400 Transmission Boost Valve & Sleeve Progressive Line Pressure

    Sonnax
    6 in stock

    Brand: SonnaxOther Part Number: S34507FType: Performance Boost Valve KitItems Included: Boost Valve, Sleeve, Spring, O-ringsManufacturer Part Numbe...

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    Original price $45.17 - Original price $45.17
    Original price
    $45.17
    $45.17 - $45.17
    Current price $45.17
  • Original price $130.31 - Original price $130.31
    Original price
    $130.31
    $130.31 - $130.31
    Current price $130.31

    Sonnax 34322-01 Transmission Forward Clutch Hub (Heavy Duty) 3L80 TH400 4L80E

    Sonnax
    4 in stock

    Brand: Sonnax  Other Part Number: S34574E OE/OEM Part Number: 8661611 Manufacturer Part Number: 34322-01 Material: Forged 1045 steel Universal Fitm...

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    Original price $130.31 - Original price $130.31
    Original price
    $130.31
    $130.31 - $130.31
    Current price $130.31
  • Original price $50.90 - Original price $50.90
    Original price
    $50.90
    $50.90 - $50.90
    Current price $50.90

    Sonnax 34298-078 Transmission Forward Hub Washer (.078 Thick) (5 Per Bag)

    Sonnax
    4 in stock

    Brand: SonnaxOther Part Number: S34232BKType: Thrust WasherInterchange Part Number: S34232BKItems Included: 5 pieces Heavy Duty Thrust WasherManufa...

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    Original price $50.90 - Original price $50.90
    Original price
    $50.90
    $50.90 - $50.90
    Current price $50.90
  • Original price $18.32 - Original price $18.32
    Original price
    $18.32
    $18.32 - $18.32
    Current price $18.32

    Sonnax 34301-078 Forward Clutch Hub Washer (Rear) (5 Piece)

    Sonnax
    6 in stock

    Brand: Sonnax Other Part Number: S34235-078 Type: Thrust Washer Items Included: 5 piece set of same thrust washer Manufacturer Part Number: 34301-0...

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    Original price $18.32 - Original price $18.32
    Original price
    $18.32
    $18.32 - $18.32
    Current price $18.32
  • Original price $9.11 - Original price $9.11
    Original price
    $9.11
    $9.11 - $9.11
    Current price $9.11

    Sonnax 34006-05 Rear Unit Endplay Shim .005 Thick

    Sonnax
    18 in stock

    Brand: Sonnax Other Part Number: S34268SK Type: Endplay Shim Items Included: 10 Endplay Shims Manufacturer Part Number: 34006-05  Material: Steel U...

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    Original price $9.11 - Original price $9.11
    Original price
    $9.11
    $9.11 - $9.11
    Current price $9.11
  • Original price $35.45 - Original price $35.45
    Original price
    $35.45
    $35.45 - $35.45
    Current price $35.45

    Sonnax 34910-03K Transmission Pressure Regulator Valve Kit TH400 3L80 71-98

    Sonnax
    10 in stock

    Brand: Sonnax Other Part Number: S34507PK Type: Pump Component Items Included: Pressure Regulator Manufacturer Part Number: 34910-03K Material: Ste...

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    Original price $35.45 - Original price $35.45
    Original price
    $35.45
    $35.45 - $35.45
    Current price $35.45
  • Original price $9.61 - Original price $9.61
    Original price
    $9.61
    $9.61 - $9.61
    Current price $9.61

    Sonnax 34821-01 Planetary Thrust Bearing

    Sonnax
    Only 2 left!

    Brand: Sonnax Non-Domestic Product: No FitmentType: Replacement Custom Bundle: No Manufacturer Part Number: 34821-01 MPN: 34821-01 Modified Item: N...

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    Original price $9.61 - Original price $9.61
    Original price
    $9.61
    $9.61 - $9.61
    Current price $9.61
  • Original price $36.62 - Original price $36.62
    Original price
    $36.62
    $36.62 - $36.62
    Current price $36.62

    Raybestos RCP96-037 TH400 Friction Clutch Pack fits for GM 1964-1990

    Raybestos
    44 in stock

    Interchange Part Number: 34119Manufacturer Part Number: RCP96-037Other Part Number: 34119Brand: Raybestos Fits for GM TH400 Friction Clutch Pack 1...

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    Original price $36.62 - Original price $36.62
    Original price
    $36.62
    $36.62 - $36.62
    Current price $36.62
  • Original price $36.11 - Original price $36.11
    Original price
    $36.11
    $36.11 - $36.11
    Current price $36.11

    TH400 1964-98 Turbo 400 Transmission Friction Clutch Set Alto High Energy 31752C

    Alto
    31 in stock

    Interchange Part Number: 8626883Custom Bundle: NoFitment Type: Direct ReplacementDrive Type: 4WDManufacturer Part Number: 031752CBrand: AltoManufac...

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    Original price $36.11 - Original price $36.11
    Original price
    $36.11
    $36.11 - $36.11
    Current price $36.11