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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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6T40 / 6T45 Gasket 144301 - TransTec automatic transmission gaskets
$39.15 - $39.15
$39.15
$39.15 - $39.15
$39.15

6T40 / 6T45 Gasket 144301

Gasket for 6T40, 6T45 automatic transmissions. Part # 144301 from TransTec. Side Pan/Valve Body Cover. Part #: 144301 Brand: TransTec Part type:...

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$39.15 - $39.15
$39.15
$39.15 - $39.15
$39.15
6T40 / 6T45 Gasket 144318 - TransTec automatic transmission paper gasket
$90.73 - $90.73
$90.73
$90.73 - $90.73
$90.73

6T40 / 6T45 Gasket 144318

Gasket for 6T40 automatic transmissions. Part # 144318 from TransTec. Part #: 144318 Brand: TransTec Part type: Paper Gasket Fits transmissions...

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$90.73 - $90.73
$90.73
$90.73 - $90.73
$90.73
6T40 / 6T45 Valve Kit S144507HK - Sonnax automatic transmission valves & components
$71.82 - $71.82
$71.82
$71.82 - $71.82
$71.82

6T40 / 6T45 Valve Kit S144507HK

Valve Kit for 6T30, 6T40, 6T45, 6T50 automatic transmissions. Part # S144507HK from Sonnax. Lube On Demand, Gen 3, Valve, Sleeve, O-Rings (2) 1 Ext...

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$71.82 - $71.82
$71.82
$71.82 - $71.82
$71.82
6T40 / 6T45 Valve Kit S144507PDK - Sonnax automatic transmission pump components
$100.85 - $100.85
$100.85
$100.85 - $100.85
$100.85

6T40 / 6T45 Valve Kit S144507PDK

Valve Kit for 6T30, 6T35, 6T40 automatic transmissions. Part # S144507PDK from Sonnax. Pressure Regulator, Includes Spring. Part #: S144507PDK Br...

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$100.85 - $100.85
$100.85
$100.85 - $100.85
$100.85
6T40 / 6T45 3-5 Reverse & 4-5-6, 36 Teeth, 4 Clutch, Uses 4 Ring Support, Emty Drum A144550 - TransJel - view 1 of 4
$244.71 - $244.71
$244.71
$244.71 - $244.71
$244.71

6T40 / 6T45 3-5 Reverse & 4-5-6, 36 Teeth, 4 Clutch, Uses 4 Ring Support, Emty Drum A144550

3-5 Reverse & 4-5-6, 36 Teeth, 4 Clutch, Uses 4 Ring Support, Emty Drum for 6T40, 6T45 automatic transmissions. Part # A144550 from TransJel. ...

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$244.71 - $244.71
$244.71
$244.71 - $244.71
$244.71
6T40 Used / 6T45 Drum U144550 - automatic transmission drums
$252.08 - $252.08
$252.08
$252.08 - $252.08
$252.08

6T40 Used / 6T45 Drum U144550

Used Drum for 6T40, 6T45 automatic transmissions. Part # U144550 from Quality Used Parts. 4-5-6; 36 Teeth, 4 Clutch, Uses 4 Ring Support. Part #: ...

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$252.08 - $252.08
$252.08
$252.08 - $252.08
$252.08
6T40 / 6T45 Drum D144550A - GM automatic transmission drums
$215.86 - $215.86
$215.86
$215.86 - $215.86
$215.86

6T40 / 6T45 Drum D144550A

Drum for 6T40, 6T45, 6T50 automatic transmissions. Part # D144550A from GM. 4-5-6, 36 Teeth, 4 Clutch. Part #: D144550A Brand: GM Part type: Dru...

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$215.86 - $215.86
$215.86
$215.86 - $215.86
$215.86
6T40 / 6T45 Direct Drum Kit A144550AK - Alto Products Corp automatic transmission drums
$465.84 - $465.84
$465.84
$465.84 - $465.84
$465.84

6T40 / 6T45 Direct Drum Kit A144550AK

Direct Drum Kit for 6T40, 6T45 automatic transmissions. Part # A144550AK from Alto Products Corp. 3-5 Reverse & 4-5-6, 4 Clutch, Updated 3 Ring...

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$465.84 - $465.84
$465.84
$465.84 - $465.84
$465.84
6T40 Used / 6T45 Drum U144550A - automatic transmission drums
$172.40 - $172.40
$172.40
$172.40 - $172.40
$172.40

6T40 Used / 6T45 Drum U144550A

Used Drum for 6T40, 6T45, 6T50 automatic transmissions. Part # U144550A from Quality Used Parts. 4-5-6; 36 Teeth, 4 Clutch, Uses 3 Ring Support. P...

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$172.40 - $172.40
$172.40
$172.40 - $172.40
$172.40
6T40 / 6T45 Drum D144550C - GM automatic transmission drums - view 1 of 2
$184.60 - $184.60
$184.60
$184.60 - $184.60
$184.60

6T40 / 6T45 Drum D144550C

Drum for 6T30 automatic transmissions. Part # D144550C from GM. 4-5-6, Empty. Part #: D144550C Brand: GM Part type: Drums Fits transmissions: 6...

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$184.60 - $184.60
$184.60
$184.60 - $184.60
$184.60
6T40 Used / 6T45 Direct Drum Kit U144550AK - automatic transmission drums
$215.35 - $215.35
$215.35
$215.35 - $215.35
$215.35

6T40 Used / 6T45 Direct Drum Kit U144550AK

Used Direct Drum Kit for 6T40, 6T45 automatic transmissions. Part # U144550AK from Quality Used Parts. 4-5-6; 36 Teeth, 4 Clutch, Updated, Includes...

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$215.35 - $215.35
$215.35
$215.35 - $215.35
$215.35
6T40 / 6T45 Direct Drum Kit D144550K - GM automatic transmission drums - view 1 of 4
$728.86 - $728.86
$728.86
$728.86 - $728.86
$728.86

6T40 / 6T45 Direct Drum Kit D144550K

Direct Drum Kit for 6T40, 6T45 automatic transmissions. Part # D144550K from GM. 4-5-6, 36T, 4 Clutch, Uses 4 Ring Support; Includes Drum, Pressure...

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$728.86 - $728.86
$728.86
$728.86 - $728.86
$728.86
6T40 Used / 6T45 4-5-6, 0.900" Tall Hub U144570 - automatic transmission ring gears & hubs
$47.56 - $47.56
$47.56
$47.56 - $47.56
$47.56

6T40 Used / 6T45 4-5-6, 0.900" Tall Hub U144570

Used 4-5-6, 0.900" Tall Hub for 6T35, 6T40, 6T45 automatic transmissions. Part # U144570 from Quality Used Parts. Part #: U144570 Brand: Quality ...

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$47.56 - $47.56
$47.56
$47.56 - $47.56
$47.56
6T40 Used / 6T45 Direct Drum Kit U144550K - automatic transmission drums
$287.65 - $287.65
$287.65
$287.65 - $287.65
$287.65

6T40 Used / 6T45 Direct Drum Kit U144550K

Used Direct Drum Kit for 6T40, 6T45 automatic transmissions. Part # U144550K from Quality Used Parts. 4-5-6, 36T, 4 Clutch, Includes 4 Ring Support...

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$287.65 - $287.65
$287.65
$287.65 - $287.65
$287.65
6T40 / 6T45 Hub Kit D144570AK - GM automatic transmission ring gears & hubs - view 1 of 3
$231.27 - $231.27
$231.27
$231.27 - $231.27
$231.27

6T40 / 6T45 Hub Kit D144570AK

Hub Kit for 6T40, 6T45 automatic transmissions. Part # D144570AK from GM. 4-5-6, Inludes Piston, Snap Ring. Part #: D144570AK Brand: GM Part typ...

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$231.27 - $231.27
$231.27
$231.27 - $231.27
$231.27
6T40 / 6T45 Planet A144580 - TransJel automatic transmission planetaries
$1,022.48 - $1,022.48
$1,022.48
$1,022.48 - $1,022.48
$1,022.48

6T40 / 6T45 Planet A144580

Planet for 6T40, 6T45, 6T50 automatic transmissions. Part # A144580 from TransJel. Reaction 3 Gear. Part #: A144580 Brand: TransJel Part type: P...

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$1,022.48 - $1,022.48
$1,022.48
$1,022.48 - $1,022.48
$1,022.48
6T40 Used / 6T45 Planet U144580 - automatic transmission planetaries
$160.23 - $160.23
$160.23
$160.23 - $160.23
$160.23

6T40 Used / 6T45 Planet U144580

Used Planet for 6T40, 6T45, 6T50 automatic transmissions. Part # U144580 from Quality Used Parts. Reaction 3 Gear. Part #: U144580 Brand: Quality...

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$160.23 - $160.23
$160.23
$160.23 - $160.23
$160.23
6T40 Used / 6T45 Planet U144580A - automatic transmission planetaries
$237.58 - $237.58
$237.58
$237.58 - $237.58
$237.58

6T40 Used / 6T45 Planet U144580A

Used Planet for 6T30, 6T35, 6T40, 6T45 automatic transmissions. Part # U144580A from Quality Used Parts. Reaction, 4 Gear. Part #: U144580A Brand...

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$237.58 - $237.58
$237.58
$237.58 - $237.58
$237.58
6T40 Used / 6T45 Planet U144582 - automatic transmission planetaries
$138.04 - $138.04
$138.04
$138.04 - $138.04
$138.04

6T40 Used / 6T45 Planet U144582

Used Planet for 6T40, 6T45 automatic transmissions. Part # U144582 from Quality Used Parts. Input, 4 Gear. Part #: U144582 Brand: Quality Used Pa...

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$138.04 - $138.04
$138.04
$138.04 - $138.04
$138.04
6T40 Used / 6T45 Planet Kit U144583A - automatic transmission planetaries
$755.99 - $755.99
$755.99
$755.99 - $755.99
$755.99

6T40 Used / 6T45 Planet Kit U144583A

Used Planet Kit for 6T40 automatic transmissions. Part # U144583A from Quality Used Parts. Front and Rear Planets, Reaction Sun Gear, Input Sun Gea...

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$755.99 - $755.99
$755.99
$755.99 - $755.99
$755.99
6T40 / 6T45 Planet D144584 - GM automatic transmission planetaries - view 1 of 2
$569.86 - $569.86
$569.86
$569.86 - $569.86
$569.86

6T40 / 6T45 Planet D144584

Planet for 6T35, 6T40, 6T45, M32 automatic transmissions. Part # D144584 from GM. Output; 4 Gear. Part #: D144584 Brand: GM Part type: Planetari...

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$569.86 - $569.86
$569.86
$569.86 - $569.86
$569.86
6T40 Used / 6T45 Planet U144584A - automatic transmission planetaries
$263.72 - $263.72
$263.72
$263.72 - $263.72
$263.72

6T40 Used / 6T45 Planet U144584A

Used Planet for 6T30, 6T35, 6T40, 6T45 automatic transmissions. Part # U144584A from Quality Used Parts. Output 5 Gear. Part #: U144584A Brand: Q...

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$263.72 - $263.72
$263.72
$263.72 - $263.72
$263.72
6T40 Used / 6T45 Ring Gear U144590 - automatic transmission ring gears & hubs
$50.97 - $50.97
$50.97
$50.97 - $50.97
$50.97

6T40 Used / 6T45 Ring Gear U144590

Used Ring Gear for 6T40, 6T45 automatic transmissions. Part # U144590 from Quality Used Parts. Input, Connected To Reaction Planet, 5.015" Outer Di...

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$50.97 - $50.97
$50.97
$50.97 - $50.97
$50.97
6T40 Used / 6T45 Planet U144584 - automatic transmission planetaries
$254.35 - $254.35
$254.35
$254.35 - $254.35
$254.35

6T40 Used / 6T45 Planet U144584

Used Planet for 6T30, 6T35, 6T40, 6T45 automatic transmissions. Part # U144584 from Quality Used Parts. Output 4 Gear, 2.533" Thick. Part #: U1445...

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$254.35 - $254.35
$254.35
$254.35 - $254.35
$254.35

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