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4L80E, 4L85E

Discover a comprehensive range of high-quality Automatic Transmission Parts for the 4L80E, 4L85E at Sun Transmissions. Our extensive selection includes everything from torque converters, transmission rebuild kits, and valve bodies to specialized components like clutch boost springs, heavy-duty input shafts, and overrun clutch hubs. Catering to both repair and performance upgrades, our products are designed to enhance durability and efficiency. Whether you're looking for molded rubber pistons, wiring harnesses, or seal and gasket kits, our inventory covers a wide spectrum of needs. Each part is meticulously crafted to ensure optimal performance and longevity, making Sun Transmissions your go-to destination for 4L80E, 4L85E transmission solutions.

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Banner Kit Transtec Raybestos with Filter Bands and Bushings 4L80E 4L85E 1991/96
$239.69 - $239.69
$239.69
$239.69 - $239.69
$239.69

Banner Kit Transtec Raybestos with Filter Bands and Bushings 4L80E 4L85E 1991/96

in stock

Banner Kit Transtec Raybestos with Filter Bands and Bushings 4L80E 4L85E 1991/96 Contains1 x Overhaul Kit Transtec 4L80E 4L85E MT1 MN8 1991/UP 1 x ...

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$239.69 - $239.69
$239.69
$239.69 - $239.69
$239.69
Sure Cure Kit Sonnax 4L80E 4L85E
$155.38 - $155.38
$155.38
$155.38 - $155.38
$155.38

Sure Cure Kit Sonnax 4L80E 4L85E

Only 1 left!

Sonnax Sure Cure Kit for 4L80E, 4L85E The Sonnax Sure Cure kit SC-4L80E is designed for '91 and later GM 4L80-E and 4L85-E transmissions, offering ...

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$155.38 - $155.38
$155.38
$155.38 - $155.38
$155.38
Overhaul Kit Transtec 4L80E 4L85E MT1 MN8 1991/UP
$93.20 - $93.20
$93.20
$93.20 - $93.20
$93.20

Overhaul Kit Transtec 4L80E 4L85E MT1 MN8 1991/UP

in stock

Overhaul Kit Transtec Without Pan Gasket 4L80E 4L85E MT1 MN8 1991/UP Transmissions: 4L85E (MN8) 1991-UP, 4L80E (MT1) 1991-UP Vehicle AM GENERAL H...

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$93.20 - $93.20
$93.20
$93.20 - $93.20
$93.20
Overhaul Kit without Pistons 4L80E 4L85E MT1 MN8 1991/UP Sold Out
$63.35 - $63.35
$63.35
$63.35 - $63.35
$63.35

Overhaul Kit without Pistons 4L80E 4L85E MT1 MN8 1991/UP

Out of stock

Overhaul Kit without Pistons 4L80E 4L85E MT1 MN8 1991/UP Transmissions: 4L85E (MN8) 1991-UP, 4L80E (MT1) 1991-UP Vehicle AM GENERALH1 HUMMER 1993-...

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$63.35 - $63.35
$63.35
$63.35 - $63.35
$63.35
Sold Out
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Overhaul Kit without Pistons 4L80E 4L85E MT1 MN8 1997/UP
Sold Out
$61.26 - $61.26
$61.26
$61.26 - $61.26
$61.26

Overhaul Kit without Pistons 4L80E 4L85E MT1 MN8 1997/UP

Out of stock

Overhaul Kit without Pistons 4L80E 4L85E MT1 MN8 1997/UP Transmissions: 4L85E (MN8) 1997-UP, 4L80E (MT1) 1997-UP Vehicle ASTON MARTINDB7 2000 4 SP...

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$61.26 - $61.26
$61.26
$61.26 - $61.26
$61.26
Sold Out
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Steel Pack 4L80E 4L85E MT1 MN8
$57.15 - $57.15
$57.15
$57.15 - $57.15
$57.15

Steel Pack 4L80E 4L85E MT1 MN8

in stock

Steel Pack 4L80E 4L85E MT1 MN8 WITH TURBULATOR PLATESTransmissions: 4L85E (MN8) 1997-UP, 4L80E (MT1) 1997-UP Vehicle ASTON MARTINDB7 2000 4 SP RWD...

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$57.15 - $57.15
$57.15
$57.15 - $57.15
$57.15
Piston Kit (3) 4L80E 4L85E MT1 MN8
$56.18 - $56.18
$56.18
$56.18 - $56.18
$56.18

Piston Kit 4L80E 4L85E MT1 MN8

Only 1 left!

Piston Kit (3) 4L80E 4L85E MT1 MN8 KIT INCLUDES DIRECT, FORWARD (WITHOUT SLEEVE) AND OVERDRIVE PISTONS. Transmissions: 4L85E (MN8) 1997-UP, 4L80E ...

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$56.18 - $56.18
$56.18
$56.18 - $56.18
$56.18
Pump Gear Set 4L80E 4L85E MT1 MN8 1991/UP
$47.67 - $47.67
$47.67
$47.67 - $47.67
$47.67

Pump Gear Set 4L80E 4L85E MT1 MN8 1991/UP

in stock

Pump Gear Set 4L80E 4L85E MT1 MN8 1991/UP Transmissions: 4L85E (MN8) 1991-UP, 4L80E (MT1) 1991-UP Vehicle ASTON MARTINDB7 2000 4 SP RWD V6 3.2LBEN...

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$47.67 - $47.67
$47.67
$47.67 - $47.67
$47.67
$45.96 - $45.96
$45.96
$45.96 - $45.96
$45.96

Fitzall Universal Filler Tube and Stick 4L80E 2000/UP 4L85E 2002/06 Except Vans

Only 1 left!

Fitzall Universal Filler Tube and Stick 4L80E 2000/UP 4L85E 2002/06 Except Vans Transmissions: 4L85E (MN8) 2002-2006, 4L80E (MT1) 2000-UP Vehicle ...

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$45.96 - $45.96
$45.96
$45.96 - $45.96
$45.96
Boost Valve Kit With O-Rings Sonnax 4L80E 4L85E
$29.67 - $29.67
$29.67
$29.67 - $29.67
$29.67

Boost Valve Kit With O-Rings Sonnax 4L80E 4L85E

in stock

Sonnax Boost Valve Kit for 4L80-E, 4L85-E GM 4L80-E and 4L85-E transmissions often encounter issues like uncontrollable line rise (up to 500-600 ps...

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$29.67 - $29.67
$29.67
$29.67 - $29.67
$29.67
TCC Regulator Valve Kit Sonnax 4L80E 4L85E
$29.03 - $29.03
$29.03
$29.03 - $29.03
$29.03

TCC Regulator Valve Kit Sonnax 4L80E 4L85E

in stock

Sonnax TCC Regulator Valve Kit for 4L80E and 4L85E Transmissions GM vehicles equipped with 4L80-E and 4L85-E transmissions may experience issues su...

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$29.03 - $29.03
$29.03
$29.03 - $29.03
$29.03
Boost Valve Kit Sonnax 4L80E 4L85E MT1 MN8
$28.55 - $28.55
$28.55
$28.55 - $28.55
$28.55

Boost Valve Kit Sonnax 4L80E 4L85E MT1 MN8

in stock

Boost Valve Kit 4L80-E, 4L85-E From Sonnax Compatible with '91-later units featuring a factory-style sleeve (no O-rings). Can also be retrofitted t...

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$28.55 - $28.55
$28.55
$28.55 - $28.55
$28.55
Bushing Kit (13) 4L80E 4L85E MN8 MT1 1997/UP
$26.23 - $26.23
$26.23
$26.23 - $26.23
$26.23

Bushing Kit 4L80E 4L85E MN8 MT1 1997/UP

in stock

Bushing Kit (13) 4L80E 4L85E MN8 MT1 1997/UP With Center Support Bushing Transmissions: 4L85E (MN8) 1997-UP, 4L80E (MT1) 1997-UP Vehicle AM GENERA...

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$26.23 - $26.23
$26.23
$26.23 - $26.23
$26.23
Piston Molded Forward Clutch 4L80E 4L85E MT1 MN8
$23.10 - $23.10
$23.10
$23.10 - $23.10
$23.10

Piston Molded Forward Clutch 4L80E 4L85E MT1 MN8

Only 1 left!

Piston Molded Forward Clutch 4L80E 4L85E MT1 MN8 Transmissions: 4L85E (MN8) 1997-UP, 4L80E (MT1) 1997-UP OEM Number: 24204957 Vehicle AM GENERALH1...

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$23.10 - $23.10
$23.10
$23.10 - $23.10
$23.10
Piston Molded Direct 4L80E 4L85E MT1 MN8
Sold Out
$22.72 - $22.72
$22.72
$22.72 - $22.72
$22.72

Piston Molded Direct 4L80E 4L85E MT1 MN8

Out of stock

Piston Molded Direct 4L80E 4L85E MT1 MN8 Transmissions: 4L85E (MN8) 1997-UP, 4L80E (MT1) 1997-UPOEM Number: 24204961 Vehicle AM GENERALH1 HUMMER 1...

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$22.72 - $22.72
$22.72
$22.72 - $22.72
$22.72
Sold Out
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Bushing Kit (13) 4L80E 4L85E MT1 MN8 1991/97
$22.48 - $22.48
$22.48
$22.48 - $22.48
$22.48

Bushing Kit (13) 4L80E 4L85E MT1 MN8 1991/97

in stock

Bushing Kit (13) 4L80E 4L85E MT1 MN8 1991/97 Transmissions: 4L85E (MN8) 1991-1997, 4L80E (MT1) 1991-1997 Vehicle AM GENERALH1 HUMMER 1993-2005 4 S...

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$22.48 - $22.48
$22.48
$22.48 - $22.48
$22.48
Band Raybestos Front Wide 1.25in. 4L80E 4L85E MT1 MN8
$20.48 - $20.48
$20.48
$20.48 - $20.48
$20.48

Band Raybestos Front Wide 1.25in. 4L80E 4L85E MT1 MN8

in stock

Band Raybestos Front Wide 1.25in. 4L80E 4L85E MT1 MN8 Transmissions: 4L80E (MT1) 1991-UP, 4L85E (MN8) 1991-UP Vehicle ASTON MARTINDB7 2000 4 SP RW...

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$20.48 - $20.48
$20.48
$20.48 - $20.48
$20.48
Molded Sleeve and Lip Seal Forward Drum (with .086" Orifice) 4L80E 4L85E MT1 MN8
$15.19 - $15.19
$15.19
$15.19 - $15.19
$15.19

Molded Sleeve and Lip Seal Forward Drum (with .086 in Orifice) 4L80E 4L85E MT1 MN8

in stock

Molded Sleeve and Lip Seal Forward Drum (with .086" Orifice) 4L80E 4L85E MT1 MN8 Transmissions: 4L85E (MN8) 1997-UP, 4L80E (MT1) 1997-UP OEM Numbe...

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$15.19 - $15.19
$15.19
$15.19 - $15.19
$15.19
Sold Out
$11.90 - $11.90
$11.90
$11.90 - $11.90
$11.90

Sprag Overdrive (3.25in OD) 4L80E 4L85E MT1 MN8 1991/01

Out of stock

Sprag Overdrive (3.25in OD) 4L80E 4L85E MT1 MN8 1991/01 With .309” Rollers Transmissions: 4L85E (MN8) 1991-2001, 4L80E (MT1) 1991-2001OEM Number: ...

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$11.90 - $11.90
$11.90
$11.90 - $11.90
$11.90
Sold Out
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Band Front Wide 1.25in. 4L80E 4L85E MT1 MN8
$10.69 - $10.69
$10.69
$10.69 - $10.69
$10.69

Band Front Wide 1.25in. 4L80E 4L85E MT1 MN8

in stock

Band Front Wide 1.25in. 4L80E 4L85E MT1 MN8 Transmissions: 4L85E (MN8) 1991-UP, 4L80E (MT1) 1991-UP Vehicle ASTON MARTINDB7 2000 4 SP RWD V6 3.2LB...

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$10.69 - $10.69
$10.69
$10.69 - $10.69
$10.69
Pan Gasket Farpak 4L80E 4L85E MT1 MN8
$10.04 - $10.04
$10.04
$10.04 - $10.04
$10.04

Pan Gasket Farpak 4L80E 4L85E MT1 MN8

in stock

Pan Gasket Farpak 4L80E 4L85E MT1 MN8 Except Jaguar Transmissions: 4L85E (MN8) 1991-UP, 4L80E (MT1) 1991-UPOEM Number: 8677743 Vehicle AM GENERALH...

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$10.04 - $10.04
$10.04
$10.04 - $10.04
$10.04
Solenoid 2nd-3rd Shift B (Tan) 4L80E 4L85E MT1 MN8
$7.56 - $7.56
$7.56
$7.56 - $7.56
$7.56

Solenoid 2nd-3rd Shift B (Tan) 4L80E 4L85E MT1 MN8

in stock

Solenoid 2nd-3rd Shift B (Tan) 4L80E 4L85E MT1 MN8 Transmissions: 4L85E (MN8) 1991-UP, 4L80E (MT1) 1991-UPOEM Number: 8678639 Vehicle ASTON MARTIN...

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$7.56 - $7.56
$7.56
$7.56 - $7.56
$7.56
$6.49 - $6.49
$6.49
$6.49 - $6.49
$6.49

Metal Clad Seal Case 4L80E 4L85E MT1 MN8 1991/UP

in stock

Metal Clad Seal Case 4L80E 4L85E MT1 MN8 1991/UP Transmissions: 4L85E (MN8) 1991-UP, 4L80E (MT1) 1991-UPOEM Number: 8675517 Vehicle ASTON MARTINDB...

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$6.49 - $6.49
$6.49
$6.49 - $6.49
$6.49
Sonnax 1-2 & 2-3 Shift Valve Spring Kit for 4L80-E, 4L85-E
Sold Out
$5.82 - $5.82
$5.82
$5.82 - $5.82
$5.82

1st-2nd And 2nd-3rd Shift Valve Spring Kit Sonnax 4L80E 4L85E

Out of stock

Sonnax 1-2 And 2-3 Shift Valve Spring Kit for 4L80-E, 4L85-E In GM 4L80-E and 4L85-E transmissions, proper 4th gear operation relies on signal A oi...

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$5.82 - $5.82
$5.82
$5.82 - $5.82
$5.82
Sold Out
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