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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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4L80E Used Output Shaft U34678RA - automatic transmission shafts
$71.22 - $71.22
$71.22
$71.22 - $71.22
$71.22

4L80E Used Output Shaft U34678RA

Used Output Shaft for 4L80E, 4L80E HD, 4L85E automatic transmissions. Part # U34678RA from Quality Used Parts. 8 1/8" No O-Ring Groove; No Lube Hol...

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$71.22 - $71.22
$71.22
$71.22 - $71.22
$71.22
4L80E Used Intermediate Shaft U34674BA - automatic transmission shafts
$38.14 - $38.14
$38.14
$38.14 - $38.14
$38.14

4L80E Used Intermediate Shaft U34674BA

Used Intermediate Shaft for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # U34674BA from Quality Used Parts. Sun Gear; 32 Splin...

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$38.14 - $38.14
$38.14
$38.14 - $38.14
$38.14
4L80E Used Output Shaft U34678QA - automatic transmission shafts
$81.52 - $81.52
$81.52
$81.52 - $81.52
$81.52

4L80E Used Output Shaft U34678QA

Used Output Shaft for 4L80E, THM-R2/MT1 automatic transmissions. Part # U34678QA from Quality Used Parts. 8 1/8" w/ O-Ring; w/ Lube Hole; Bolt-On Y...

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$81.52 - $81.52
$81.52
$81.52 - $81.52
$81.52
4L80E Accumulator Control, Type 1, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741EA - TransJel
$38.62 - $38.62
$38.62
$38.62 - $38.62
$38.62

4L80E Accumulator Control, Type 1, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741EA

Accumulator Control, Type 1, New Gently Oversized Valve Seals Existing Bore Without Reaming for 4L80E, 4L80E HD, 4L85E automatic transmissions. Par...

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$38.62 - $38.62
$38.62
$38.62 - $38.62
$38.62
4L80E Accumulator Control, Type 2, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741EB - TransJel
$38.62 - $38.62
$38.62
$38.62 - $38.62
$38.62

4L80E Accumulator Control, Type 2, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741EB

Accumulator Control, Type 2, New Gently Oversized Valve Seals Existing Bore Without Reaming for 4L80E, 4L80E HD, 4L85E automatic transmissions. Par...

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$38.62 - $38.62
$38.62
$38.62 - $38.62
$38.62
4L80E Torque Converter Clutch Regulator With Spring, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741Q
$38.62 - $38.62
$38.62
$38.62 - $38.62
$38.62

4L80E Torque Converter Clutch Regulator With Spring, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741Q

Torque Converter Clutch Regulator With Spring, New Gently Oversized Valve Seals Existing Bore Without Reaming for 4L80E, 4L80E HD, 4L85E automatic ...

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$38.62 - $38.62
$38.62
$38.62 - $38.62
$38.62
4L80E Manual, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741M-1 - TransJel automatic transmission
$45.58 - $45.58
$45.58
$45.58 - $45.58
$45.58

4L80E Manual, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741M-1

Manual, New Gently Oversized Valve Seals Existing Bore Without Reaming for 4L80E, 4L80E HD, 4L85E automatic transmissions. Part # A34741M-1 from Tr...

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$45.58 - $45.58
$45.58
$45.58 - $45.58
$45.58
4L80E Valve and Sleeve Kit S34741C-2K - Sonnax automatic transmission valves & components - view 1 of 3
$62.60 - $62.60
$62.60
$62.60 - $62.60
$62.60

4L80E Valve and Sleeve Kit S34741C-2K

Valve and Sleeve Kit for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # S34741C-2K from Sonnax. Torque Converter Clutch; Regula...

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$62.60 - $62.60
$62.60
$62.60 - $62.60
$62.60
4L80E Actuator Feed Limit, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741LV - TransJel automatic
$38.62 - $38.62
$38.62
$38.62 - $38.62
$38.62

4L80E Actuator Feed Limit, New Gently Oversized Valve Seals Existing Bore Without Reaming A34741LV

Actuator Feed Limit, New Gently Oversized Valve Seals Existing Bore Without Reaming for 4L80E, 4L80E HD, 4L85E automatic transmissions. Part # A347...

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$38.62 - $38.62
$38.62
$38.62 - $38.62
$38.62
4L80E Valve Kit T34741CK - TransGo Performance automatic transmission valves & components - view 1 of 2
$41.07 - $41.07
$41.07
$41.07 - $41.07
$41.07

4L80E Valve Kit T34741CK

Valve Kit for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # T34741CK from TransGo Performance. Torque Converter Clutch Regulat...

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$41.07 - $41.07
$41.07
$41.07 - $41.07
$41.07
4L80E Valve Kit S34741CK - Sonnax automatic transmission valves & components - view 1 of 2
$34.20 - $34.20
$34.20
$34.20 - $34.20
$34.20

4L80E Valve Kit S34741CK

Valve Kit for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # S34741CK from Sonnax. Torque Converter Clutch; Regulator; For Use ...

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$34.20 - $34.20
$34.20
$34.20 - $34.20
$34.20
4L80E Valve Kit A34741L - TransGo Performance automatic transmission valves & components
$189.57 - $189.57
$189.57
$189.57 - $189.57
$189.57

4L80E Valve Kit A34741L

Valve Kit for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # A34741L from TransGo Performance. Actuator Feed Limit Valve Refill...

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$189.57 - $189.57
$189.57
$189.57 - $189.57
$189.57
4L80E End Plug Kit S34741L-6K - Sonnax automatic transmission valves & components - view 1 of 2
$22.67 - $22.67
$22.67
$22.67 - $22.67
$22.67

4L80E End Plug Kit S34741L-6K

End Plug Kit for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # S34741L-6K from Sonnax. Actuator Feed Limit; AFL; Includes O-Ri...

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$22.67 - $22.67
$22.67
$22.67 - $22.67
$22.67
4L80E Valve Kit S34741EK - Sonnax automatic transmission valves & components - view 1 of 2
$67.33 - $67.33
$67.33
$67.33 - $67.33
$67.33

4L80E Valve Kit S34741EK

Valve Kit for 4L80E, THM-R2/MT1 automatic transmissions. Part # S34741EK from Sonnax. Accumulator Control, Oversized; Requires F-34994-TL22, T-VB-F...

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$67.33 - $67.33
$67.33
$67.33 - $67.33
$67.33
4L80E Actuator Feed Limit Valve Kit S34741LK - Sonnax automatic transmission valves & components - view 1 of 2
$61.56 - $61.56
$61.56
$61.56 - $61.56
$61.56

4L80E Actuator Feed Limit Valve Kit S34741LK

Actuator Feed Limit Valve Kit for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # S34741LK from Sonnax. T-77754-TL Tool Kit is R...

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$61.56 - $61.56
$61.56
$61.56 - $61.56
$61.56
4L80E Valve Kit A34741LRK - TransGo Performance automatic transmission valves & components
$255.97 - $255.97
$255.97
$255.97 - $255.97
$255.97

4L80E Valve Kit A34741LRK

Valve Kit for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # A34741LRK from TransGo Performance. Actuator Limit Bore With Reame...

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$255.97 - $255.97
$255.97
$255.97 - $255.97
$255.97
4L80E Valve Kit S34741PK - Sonnax automatic transmission valves & components - view 1 of 2
$362.29 - $362.29
$362.29
$362.29 - $362.29
$362.29

4L80E Valve Kit S34741PK

Valve Kit for 4L80E, 4L85E automatic transmissions. Part # S34741PK from Sonnax. Pressure Regulator/Boost. Part #: S34741PK Brand: Sonnax Part t...

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$362.29 - $362.29
$362.29
$362.29 - $362.29
$362.29
4L80E 3rd & Reverse Check Ball Sleeve Kit S34741RK - Sonnax automatic transmission valves & components - view 1 of 2
$41.35 - $41.35
$41.35
$41.35 - $41.35
$41.35

4L80E 3rd & Reverse Check Ball Sleeve Kit S34741RK

3rd & Reverse Check Ball Sleeve Kit for 4L80E, 4L80E HD, 4L85E automatic transmissions. Part # S34741RK from Sonnax. Part #: S34741RK Brand: ...

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$41.35 - $41.35
$41.35
$41.35 - $41.35
$41.35
4L80E 1-2 & 3-4 Shift Valve Spring Kit S34741S-3 - Sonnax automatic transmission valves & components - view 1 of 2
$16.24 - $16.24
$16.24
$16.24 - $16.24
$16.24

4L80E 1-2 & 3-4 Shift Valve Spring Kit S34741S-3

1-2 & 3-4 Shift Valve Spring Kit for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # S34741S-3 from Sonnax. Part #: S34741S...

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$16.24 - $16.24
$16.24
$16.24 - $16.24
$16.24
4L80E Sleeve S34741R-2 - Sonnax automatic transmission valves & components - view 1 of 2
$49.54 - $49.54
$49.54
$49.54 - $49.54
$49.54

4L80E Sleeve S34741R-2

Sleeve for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # S34741R-2 from Sonnax. Reverse Check Ball; Includes 4. Part #: S3474...

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$49.54 - $49.54
$49.54
$49.54 - $49.54
$49.54
4L80E Valve Kit S34741R-4 - Sonnax automatic transmission valves & components - view 1 of 3
$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99

4L80E Valve Kit S34741R-4

Valve Kit for 4L80E, 4L85E automatic transmissions. Part # S34741R-4 from Sonnax. Checkball Seat, #7 Low/Reverse. Part #: S34741R-4 Brand: Sonnax...

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$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99
4L80E Valve Kit S34741ST - Sonnax automatic transmission valves & components
$197.31 - $197.31
$197.31
$197.31 - $197.31
$197.31

4L80E Valve Kit S34741ST

Valve Kit for 4L80E, 4L80E HD, 4L85E automatic transmissions. Part # S34741ST from Sonnax. Overrun Clutch; Smart-Tech. Part #: S34741ST Brand: So...

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$197.31 - $197.31
$197.31
$197.31 - $197.31
$197.31
4L80E Plate A34747U - TransGo Performance automatic transmission valves & components
$40.63 - $40.63
$40.63
$40.63 - $40.63
$40.63

4L80E Plate A34747U

Plate for 4L80E, 4L80E HD, THM-R2/MT1, 4L85E automatic transmissions. Part # A34747U from TransGo Performance. Valve Body; Universal. Part #: A347...

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$40.63 - $40.63
$40.63
$40.63 - $40.63
$40.63
4L80E Used Main Case U34760ED - automatic transmission cases & housings
$570.92 - $570.92
$570.92
$570.92 - $570.92
$570.92

4L80E Used Main Case U34760ED

Used Main Case for 4L80E, 4L80E HD, 4L85E automatic transmissions. Part # U34760ED from Quality Used Parts. 7 Bolt Bell Housing, Heavy Duty, With 4...

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$570.92 - $570.92
$570.92
$570.92 - $570.92
$570.92

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