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GM / Chevy Transmission Parts

Shop all GM and Chevrolet automatic transmission parts in one place. That covers the 4L60E, 4L60 / 700R4, 4L80E, 6L80 / 6L90, 8L90, 8L45, 10L80 / 10L90 and the Allison 10L1000. We carry overhaul an...

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GM / Chevy Transmission Parts

Shop all GM and Chevrolet automatic transmission parts in one place. That covers the 4L60E, 4L60 / 700R4, 4L80E, 6L80 / 6L90, 8L90, 8L45, 10L80 / 10L90 and the Allison 10L1000. We carry overhaul and master rebuild kits, friction and steel clutch plates, seals and gaskets, solenoids, filters, bushings, pistons, valve body parts and hard parts.

Use the search bar to find a part by number or keyword, or pick your transmission to narrow the list. Every part lists its fitment and part number so you can match it to your build.

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TH400 Gear A34848F - TransJel automatic transmission driven gear
$27.05 - $27.05
$27.05
$27.05 - $27.05
$27.05

TH400 Gear A34848F

Gear for THM400, 3L80 automatic transmissions. Part # A34848F from TransJel. Speedo Driven; 39 Teeth; Brown. Part #: A34848F Brand: TransJel Par...

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$27.05 - $27.05
$27.05
$27.05 - $27.05
$27.05
TH400 Gear A34848A - TransJel automatic transmission driven gear
$27.64 - $27.64
$27.64
$27.64 - $27.64
$27.64

TH400 Gear A34848A

Gear for THM400, 3L80 automatic transmissions. Part # A34848A from TransJel. Speedo Driven; 34 Teeth; Green. Part #: A34848A Brand: TransJel Par...

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$27.64 - $27.64
$27.64
$27.64 - $27.64
$27.64
TH400 Gear A34848E - TransJel automatic transmission driven gear
$27.05 - $27.05
$27.05
$27.05 - $27.05
$27.05

TH400 Gear A34848E

Gear for THM400, 3L80 automatic transmissions. Part # A34848E from TransJel. Speedo Driven; 38 Teeth; Blue. Part #: A34848E Brand: TransJel Part...

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$27.05 - $27.05
$27.05
$27.05 - $27.05
$27.05
TH400 Gear A34848C - TransJel automatic transmission driven gear
$27.63 - $27.63
$27.63
$27.63 - $27.63
$27.63

TH400 Gear A34848C

Gear for THM400, 3L80 automatic transmissions. Part # A34848C from TransJel. Speedo Driven; 36 Teeth; White. Part #: A34848C Brand: TransJel Par...

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$27.63 - $27.63
$27.63
$27.63 - $27.63
$27.63
TH400 Gear A34848B - TransJel automatic transmission driven gear
$28.23 - $28.23
$28.23
$28.23 - $28.23
$28.23

TH400 Gear A34848B

Gear for THM400, 3L80 automatic transmissions. Part # A34848B from TransJel. Speedo Driven; 35 Teeth; Orange. Part #: A34848B Brand: TransJel Pa...

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$28.23 - $28.23
$28.23
$28.23 - $28.23
$28.23
TH400 Speedometer Housing A34774A - TransJel automatic transmission cases & housings
$60.61 - $60.61
$60.61
$60.61 - $60.61
$60.61

TH400 Speedometer Housing A34774A

Speedometer Housing for THM400, 3L80 automatic transmissions. Part # A34774A from TransJel. TH400, Fits 40-45 Tooth Gears. Part #: A34774A Brand:...

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$60.61 - $60.61
$60.61
$60.61 - $60.61
$60.61
Used TH400 Extension Housing U34770C - automatic transmission cases & housings
$74.77 - $74.77
$74.77
$74.77 - $74.77
$74.77

Used TH400 Extension Housing U34770C

Used Extension Housing for THM400, 3L80 automatic transmissions. Part # U34770C from Quality Used Parts. 4.000" Long, Large Bushing. Part #: U3477...

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$74.77 - $74.77
$74.77
$74.77 - $74.77
$74.77
TH400 Steel 34125 - TransJel automatic transmission steel plates
$12.07 - $12.07
$12.07
$12.07 - $12.07
$12.07

TH400 Steel 34125

Steel for THM400, 3L80 automatic transmissions. Part # 34125 from TransJel. Intermediate, Waved; .070" Thick, 21 Teeth, 5.000" Inner Diameter. Par...

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$12.07 - $12.07
$12.07
$12.07 - $12.07
$12.07
TH400 Steel 34124CK - Alto Products Corp automatic transmission steel plates
$16.07 - $16.07
$16.07
$16.07 - $16.07
$16.07

TH400 Steel 34124CK

Steel for THM400, 3L80 automatic transmissions. Part # 34124CK from Alto Products Corp. Intermediate Kolene Thin; .063" Thick, 21 Teeth, 5.000" Inn...

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$16.07 - $16.07
$16.07
$16.07 - $16.07
$16.07
TH400 Steel 34127 - Alto Products Corp automatic transmission steel plates
$6.91 - $6.91
$6.91
$6.91 - $6.91
$6.91

TH400 Steel 34127

Steel for THM400, 3L80 automatic transmissions. Part # 34127 from Alto Products Corp. Forward & Direct, Waved; .060" Thick, 12 Teeth, 4.585" In...

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$6.91 - $6.91
$6.91
$6.91 - $6.91
$6.91
TH400 Steel Module 34139 - TransJel automatic transmission steel modules
$96.78 - $96.78
$96.78
$96.78 - $96.78
$96.78

TH400 Steel Module 34139

Steel Module for THM400, 3L80 automatic transmissions. Part # 34139 from TransJel. Part #: 34139 Brand: TransJel Part type: Steel Modules Fits ...

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$96.78 - $96.78
$96.78
$96.78 - $96.78
$96.78
Used TH400 Pressure Plate U34144 - automatic transmission pressure plates
$19.73 - $19.73
$19.73
$19.73 - $19.73
$19.73

Used TH400 Pressure Plate U34144

Used Pressure Plate for THM400, 3L80 automatic transmissions. Part # U34144 from Quality Used Parts. Intermediate Clutch. Part #: U34144 Brand: Q...

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$19.73 - $19.73
$19.73
$19.73 - $19.73
$19.73
Used TH400 Pressure Plate U34146 - automatic transmission pressure plates
$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95

Used TH400 Pressure Plate U34146

Used Pressure Plate for THM400, 3L80 automatic transmissions. Part # U34146 from Quality Used Parts. Direct Clutch. Part #: U34146 Brand: Quality...

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$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95
TH400 Mechanical Modulator T34160 - FITZALL automatic transmission modulators
$383.38 - $383.38
$383.38
$383.38 - $383.38
$383.38

TH400 Mechanical Modulator T34160

Mechanical Modulator for THM400, 3L80 automatic transmissions. Part # T34160 from FITZALL. Controlled By 700-R4 Type Cable. Part #: T34160 Brand:...

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$383.38 - $383.38
$383.38
$383.38 - $383.38
$383.38
TH400 Sealing Ring Kit 34175AT - TransJel automatic transmission o-rings, lip seals, sealing components
$12.40 - $12.40
$12.40
$12.40 - $12.40
$12.40

TH400 Sealing Ring Kit 34175AT

Sealing Ring Kit for THM400, 3L80 automatic transmissions. Part # 34175AT from TransJel. Complete; Teflon. Part #: 34175AT Brand: TransJel Part ...

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$12.40 - $12.40
$12.40
$12.40 - $12.40
$12.40
TH400 Sealing Ring Kit 34175A - TransJel automatic transmission o-rings, lip seals, sealing components
$210.63 - $210.63
$210.63
$210.63 - $210.63
$210.63

TH400 Sealing Ring Kit 34175A

Sealing Ring Kit for THM400, 3L80 automatic transmissions. Part # 34175A from TransJel. 1 Metal. Part #: 34175A Brand: TransJel Part type: O-Rin...

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$210.63 - $210.63
$210.63
$210.63 - $210.63
$210.63
TH400 Sealing Ring 34192 - Filtran automatic transmission o-rings, lip seals, sealing components
$5.88 - $5.88
$5.88
$5.88 - $5.88
$5.88

TH400 Sealing Ring 34192

Sealing Ring for THM400, 3L80 automatic transmissions. Part # 34192 from Filtran. Front Accumulator Piston; Metal; Outer. Part #: 34192 Brand: Fi...

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$5.88 - $5.88
$5.88
$5.88 - $5.88
$5.88
TH400 Sealing Ring 34198A - Filtran automatic transmission o-rings, lip seals, sealing components
$15.00 - $15.00
$15.00
$15.00 - $15.00
$15.00

TH400 Sealing Ring 34198A

Sealing Ring for THM400 automatic transmissions. Part # 34198A from Filtran. Rear Accumulator; Inner; Metal. Part #: 34198A Brand: Filtran Part ...

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$15.00 - $15.00
$15.00
$15.00 - $15.00
$15.00
TH400 Washer Kit 34200 - TransJel automatic transmission washer kits
$26.17 - $26.17
$26.17
$26.17 - $26.17
$26.17

TH400 Washer Kit 34200

Washer Kit for THM400, 3L80 automatic transmissions. Part # 34200 from TransJel. Part #: 34200 Brand: TransJel Part type: Washer Kits Fits tran...

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$26.17 - $26.17
$26.17
$26.17 - $26.17
$26.17
TH400 Washer 34211A - TransJel automatic transmission washers
$10.89 - $10.89
$10.89
$10.89 - $10.89
$10.89

TH400 Washer 34211A

Washer for THM400, 3L80 automatic transmissions. Part # 34211A from TransJel. Stator, .073". Part #: 34211A Brand: TransJel Part type: Washers ...

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$10.89 - $10.89
$10.89
$10.89 - $10.89
$10.89
TH400 Washer 34211C - TransJel automatic transmission washers
$10.89 - $10.89
$10.89
$10.89 - $10.89
$10.89

TH400 Washer 34211C

Washer for THM400, 3L80 automatic transmissions. Part # 34211C from TransJel. Stator, .095". Part #: 34211C Brand: TransJel Part type: Washers ...

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$10.89 - $10.89
$10.89
$10.89 - $10.89
$10.89
TH400 Washer 34211B - TransJel automatic transmission washers
$10.43 - $10.43
$10.43
$10.43 - $10.43
$10.43

TH400 Washer 34211B

Washer for THM400, 3L80 automatic transmissions. Part # 34211B from TransJel. Stator, .084". Part #: 34211B Brand: TransJel Part type: Washers ...

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$10.43 - $10.43
$10.43
$10.43 - $10.43
$10.43
TH400 Washer 34211D - TransJel automatic transmission washers
$10.89 - $10.89
$10.89
$10.89 - $10.89
$10.89

TH400 Washer 34211D

Washer for THM400, 3L80 automatic transmissions. Part # 34211D from TransJel. Stator, .106". Part #: 34211D Brand: TransJel Part type: Washers ...

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$10.89 - $10.89
$10.89
$10.89 - $10.89
$10.89
TH400 Washer 34211E - TransJel automatic transmission washers
$1.80 - $1.80
$1.80
$1.80 - $1.80
$1.80

TH400 Washer 34211E

Washer for THM400, 3L80 automatic transmissions. Part # 34211E from TransJel. Stator, .117". Part #: 34211E Brand: TransJel Part type: Washers ...

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$1.80 - $1.80
$1.80
$1.80 - $1.80
$1.80

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