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TH400 / 3L80 Turbo 400 Transmission Parts

GM Turbo 400 (TH400, THM400, 3L80) 3-speed transmission parts, including THM375 and THM475 versions: TransJel rebuild kits, pumps, bands, bonded pistons, shift kits, clutch plates, seals, filters, ...

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TH400 / 3L80 Turbo 400 Transmission Parts

GM Turbo 400 (TH400, THM400, 3L80) 3-speed transmission parts, including THM375 and THM475 versions: TransJel rebuild kits, pumps, bands, bonded pistons, shift kits, clutch plates, seals, filters, pans and hard parts. Fits classic Chevy, GMC, Buick, Cadillac, Pontiac, Oldsmobile trucks, cars and hot rod builds. Search by part number. Ships from Lebanon, TN.

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TH400 Governor R34680 - Transmaxx automatic transmission governor parts
$42.11 - $42.11
$42.11
$42.11 - $42.11
$42.11

TH400 Governor R34680

Governor for THM400, 3L80 automatic transmissions. Part # R34680 from Transmaxx. with New Gear. Part #: R34680 Brand: Transmaxx Part type: Gover...

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$42.11 - $42.11
$42.11
$42.11 - $42.11
$42.11
TH400 Gear Kit A34684 - Sonnax automatic transmission governor parts
$8.45 - $8.45
$8.45
$8.45 - $8.45
$8.45

TH400 Gear Kit A34684

Gear Kit for THM400, 3L80 automatic transmissions. Part # A34684 from Sonnax. Governor; 11 Teeth; Contains Gear, Roll-Pin, and Nails. Part #: A346...

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$8.45 - $8.45
$8.45
$8.45 - $8.45
$8.45
Used TH400 Input Shaft U34670 - automatic transmission shafts
$13.37 - $13.37
$13.37
$13.37 - $13.37
$13.37

Used TH400 Input Shaft U34670

Used Input Shaft for THM400, 3L80 automatic transmissions. Part # U34670 from Quality Used Parts. Fixed Pitch Type. Part #: U34670 Brand: Quality...

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$13.37 - $13.37
$13.37
$13.37 - $13.37
$13.37
Used TH400 Main Shaft U34672 - automatic transmission shafts
$13.37 - $13.37
$13.37
$13.37 - $13.37
$13.37

Used TH400 Main Shaft U34672

Used Main Shaft for THM400, 3L80 automatic transmissions. Part # U34672 from Quality Used Parts. 10.250" Long; w/ Restrictor Plug. Part #: U34672 ...

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$13.37 - $13.37
$13.37
$13.37 - $13.37
$13.37
Used TH400 Race U34663 - automatic transmission sprags & one way clutches
$15.01 - $15.01
$15.01
$15.01 - $15.01
$15.01

Used TH400 Race U34663

Used Race for THM400, 3L80 automatic transmissions. Part # U34663 from Quality Used Parts. Intermediate Sprag; Outer, 0.751" Thick. Part #: U34663...

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$15.01 - $15.01
$15.01
$15.01 - $15.01
$15.01
Used TH400 Planet U34584SA - automatic transmission planetaries
$334.88 - $334.88
$334.88
$334.88 - $334.88
$334.88

Used TH400 Planet U34584SA

Used Planet for THM400, 3L80 automatic transmissions. Part # U34584SA from Quality Used Parts. Rear, 4 Gear, Straight Cut Gear, 1.500" Parking Lug....

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$334.88 - $334.88
$334.88
$334.88 - $334.88
$334.88
TH400 Center Support R34630A - Transmaxx automatic transmission supports - view 1 of 3
$45.41 - $45.41
$45.41
$45.41 - $45.41
$45.41

TH400 Center Support R34630A

Center Support for THM400, 3L80 automatic transmissions. Part # R34630A from Transmaxx. Direct Drum has Lug Cam, Uses Roller Clutch. Part #: R3463...

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$45.41 - $45.41
$45.41
$45.41 - $45.41
$45.41
TH400 Rear Planet R34584A - Transmaxx automatic transmission planetaries
$73.16 - $73.16
$73.16
$73.16 - $73.16
$73.16

TH400 Rear Planet R34584A

Rear Planet for THM400, 3L80 automatic transmissions. Part # R34584A from Transmaxx. 4 Gear, 1.500" Parking Lug. Part #: R34584A Brand: Transmaxx...

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$73.16 - $73.16
$73.16
$73.16 - $73.16
$73.16
Used TH400 Rear Planet U34584 - automatic transmission planetaries
$80.75 - $80.75
$80.75
$80.75 - $80.75
$80.75

Used TH400 Rear Planet U34584

Used Rear Planet for THM400, 3L80 automatic transmissions. Part # U34584 from Quality Used Parts. 4 Gear, .500" Parking Lugs. Part #: U34584 Bran...

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$80.75 - $80.75
$80.75
$80.75 - $80.75
$80.75
Used TH400 Drum U34555A - automatic transmission drums
$91.52 - $91.52
$91.52
$91.52 - $91.52
$91.52

Used TH400 Drum U34555A

Used Drum for THM400, 3L80 automatic transmissions. Part # U34555A from Quality Used Parts. Direct; 5 Clutch, With Check Ball; Roller Type. Part #...

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$91.52 - $91.52
$91.52
$91.52 - $91.52
$91.52
Used TH400 Clutch Hub U34575 - automatic transmission ring gears & hubs
$24.92 - $24.92
$24.92
$24.92 - $24.92
$24.92

Used TH400 Clutch Hub U34575

Used Clutch Hub for THM400, 3L80 automatic transmissions. Part # U34575 from Quality Used Parts. Direct Clutch / Forward, Cast Type. Part #: U3457...

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$24.92 - $24.92
$24.92
$24.92 - $24.92
$24.92
Used TH400 Drum U34554 - automatic transmission drums
$72.33 - $72.33
$72.33
$72.33 - $72.33
$72.33

Used TH400 Drum U34554

Used Drum for THM400, 3L80 automatic transmissions. Part # U34554 from Quality Used Parts. Forward; With Shaft. Part #: U34554 Brand: Quality Use...

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$72.33 - $72.33
$72.33
$72.33 - $72.33
$72.33
TH400 Drum Kit S34555HDK - Sonnax automatic transmission drums
$3,348.88 - $3,348.88
$3,348.88
$3,348.88 - $3,348.88
$3,348.88

TH400 Drum Kit S34555HDK

Drum Kit for THM400 automatic transmissions. Part # S34555HDK from Sonnax. Smart -Tech+ Racing Applications That Do Not Use Front Band. Part #: S3...

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$3,348.88 - $3,348.88
$3,348.88
$3,348.88 - $3,348.88
$3,348.88
Used TH400 Drum U34555 - automatic transmission drums
$145.71 - $145.71
$145.71
$145.71 - $145.71
$145.71

Used TH400 Drum U34555

Used Drum for THM400, 3L80 automatic transmissions. Part # U34555 from Quality Used Parts. Direct; 5 Clutch, No Check Ball; Sprag Type. Part #: U3...

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$145.71 - $145.71
$145.71
$145.71 - $145.71
$145.71
TH400 Converter Reactor A34529 - Sonnax automatic transmission pump components - view 1 of 2
$114.97 - $114.97
$114.97
$114.97 - $114.97
$114.97

TH400 Converter Reactor A34529

Converter Reactor for THM400, 3L80 automatic transmissions. Part # A34529 from Sonnax. Heavy-Duty, Heat Treated Chromoly Steel. Part #: A34529 Br...

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$114.97 - $114.97
$114.97
$114.97 - $114.97
$114.97
TH400 Valve Kit S34507RK - Sonnax automatic transmission pump components - view 1 of 2
$34.08 - $34.08
$34.08
$34.08 - $34.08
$34.08

TH400 Valve Kit S34507RK

Valve Kit for THM400, 3L80 automatic transmissions. Part # S34507RK from Sonnax. Boost, With O-Rings. Part #: S34507RK Brand: Sonnax Part type: ...

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$34.08 - $34.08
$34.08
$34.08 - $34.08
$34.08
TH400 Valve Kit S34507RCK - Sonnax automatic transmission pump components - view 1 of 2
$83.47 - $83.47
$83.47
$83.47 - $83.47
$83.47

TH400 Valve Kit S34507RCK

Valve Kit for THM400, 3L80 automatic transmissions. Part # S34507RCK from Sonnax. Boost, Factory Style Without O-Rings. Part #: S34507RCK Brand: ...

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$83.47 - $83.47
$83.47
$83.47 - $83.47
$83.47
TH400 Valve Kit S34507F - Sonnax automatic transmission pump components - view 1 of 2
$83.36 - $83.36
$83.36
$83.36 - $83.36
$83.36

TH400 Valve Kit S34507F

Valve Kit for THM400, 3L80 automatic transmissions. Part # S34507F from Sonnax. Progressive Line Pressure Booster. Part #: S34507F Brand: Sonnax ...

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$83.36 - $83.36
$83.36
$83.36 - $83.36
$83.36
TH400 Valve Kit S34507PK - Sonnax automatic transmission pump components - view 1 of 2
$35.45 - $35.45
$35.45
$35.45 - $35.45
$35.45

TH400 Valve Kit S34507PK

Valve Kit for THM400, 3L80 automatic transmissions. Part # S34507PK from Sonnax. Pressure Regulator. Part #: S34507PK Brand: Sonnax Part type: P...

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$35.45 - $35.45
$35.45
$35.45 - $35.45
$35.45
TH400 Filter Pipe Intake D34495 - GM automatic transmission hardware, nuts, bolts, clips
$49.65 - $49.65
$49.65
$49.65 - $49.65
$49.65

TH400 Filter Pipe Intake D34495

Filter Pipe Intake for THM400, 3L80 automatic transmissions. Part # D34495 from GM. Deep Pan Type; Plastic. Part #: D34495 Brand: GM Part type: ...

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$49.65 - $49.65
$49.65
$49.65 - $49.65
$49.65
TH400 Gasket 34320A - TransTec automatic transmission gaskets
$7.45 - $7.45
$7.45
$7.45 - $7.45
$7.45

TH400 Gasket 34320A

Gasket for THM400, 3L80 automatic transmissions. Part # 34320A from TransTec. Case to Spacer Plate; 7 Check Ball Type. Part #: 34320A Brand: Tran...

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$7.45 - $7.45
$7.45
$7.45 - $7.45
$7.45
TH400 Gasket 34310 - TransTec automatic transmission gaskets
$7.18 - $7.18
$7.18
$7.18 - $7.18
$7.18

TH400 Gasket 34310

Gasket for THM400, 3L80 automatic transmissions. Part # 34310 from TransTec. Front Pump. Part #: 34310 Brand: TransTec Part type: Gaskets Fits ...

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$7.18 - $7.18
$7.18
$7.18 - $7.18
$7.18
TH400 Gasket 34320 - TransTec automatic transmission gaskets
$12.35 - $12.35
$12.35
$12.35 - $12.35
$12.35

TH400 Gasket 34320

Gasket for THM400 automatic transmissions. Part # 34320 from TransTec. Case to Spacer Plate; 6 Check Ball Type. Part #: 34320 Brand: TransTec Pa...

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$12.35 - $12.35
$12.35
$12.35 - $12.35
$12.35
TH400 Gasket 34321A - TransTec automatic transmission gaskets
$3.16 - $3.16
$3.16
$3.16 - $3.16
$3.16

TH400 Gasket 34321A

Gasket for THM400, 3L80 automatic transmissions. Part # 34321A from TransTec. Valve Body to Spacer Plate; 7 Check Ball Type. Part #: 34321A Brand...

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$3.16 - $3.16
$3.16
$3.16 - $3.16
$3.16

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