Sonnax Transmission Company Transmissions

Shift Kit, Zip Kit, ZF6HP-19. ZF6HP-26, ZF6HP-32, Kit

Part Number: SOX-ZF6-053-ZIP

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Kickdown Band Strut, 37RH, 47RE, 47RH, 48RE, A518, A727, Each

Part Number: SOX-22825-01

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Boost Valve, Low/Reverse, GM, Powerglide, Kit

Part Number: SOX-28999-01K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

PLANETARY WASHER KIT HD

Part Number: SOX-8415BK-HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Automatic Transmission Oil Pump Bushing, 200-4R, 4L60, 4L60E, 4L65E, 4L70E, 5L40E, 5L50E, Powerglide, Each

Part Number: SOX-77005T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Drum Kit, 10-Clutch, Powerglide, Kit

Part Number: SOX-28756-25K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Transmission Cooler Bypass Delete Kit, Cooler Bypass Valve Kit, Steel, Black, includes T-Valve, Spring, Checkball, O-rings, Ford, 4R100, E4OD, Kit

Part Number: SOX-36605-02K

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

10 Clutch Drum, Steel, GM, Powerglide, Kit

Part Number: SOX-28756-08K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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PLANET ASY, 169, STD SFT.EXT, 24T GM POWERGLIDE

Part Number: SOX-28169G-06

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
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Automatic Transmission Gears, Premium Planetary Assembly, 1.80:1 Ratio, with 9310 Suns and Pinions, 12-Tooth, Steel, Powerglide, Kit

Part Number: SOX-180S-K

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
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Automatic Transmission Servo Sealing Rings, Replacement PTFE Seal for OEM and Sonnax Powerglide Servos, GM, Powerglide, Each

Part Number: SOX-18608T

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Estimated Ship Date: Tomorrow

SURE CURE KIT

Part Number: SOX-46-47RHE-ZIP

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Automatic Transmission Rebuild Components, Forward and Reverse Abuse Bore Plugs, 4L60-E, 4L65-E, 4L70-E, Each

Part Number: SOX-7775421

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

FRIC KIT, REV, INCREASED RADIUS POWERGLIDE 1.58 SERVICE PART

Part Number: SOX-28131-FRK

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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REVERSE BOOST VALVE KIT

Part Number: SOX-K77898

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Automatic Transmission Carrier Thrust Washers, Forward Clutch Hub, Rear, 0.015 in. Oversized, Steel, 0.078 in. Thick, 4L80-E, 4L85-E, THM400, Set of 5

Part Number: SOX-34301-078

Not Yet Reviewed

Estimated Ship Date: Tomorrow

3-4 Clutch Boost Springs, GM, 4L60, 4L60E, 4L65E, 4L70E, Set of 10

Part Number: SOX-77763-01

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

THRUST BEARING

Part Number: SOX-GM-N-8HLT

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Automatic Transmission Rebuild Components, Return Springs, Pump Slide Spring Type, Chevy, 200-4R, 4L60E, 4L65E, 4L70E, THM700-R4/4L60/MD8, Set of 5

Part Number: SOX-77722-01K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Automatic Transmission Rebuild Components, Pressure Switch Rebuild Install Tool Kit, 6L45, 6L50, 6L80, 6L90, 6T70, 6T75, Kit

Part Number: SOX-124740-TL70

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Estimated Ship Date: Tomorrow

SURE CURE KIT

Part Number: SOX-SCAODE4R75E

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
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Automatic Transmission Clutch Friction Plates, High Clutch Plate, 0.061 in. Thickness, GM, Powerglide, Each

Part Number: SOX-S019740A

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Manual Shift, Metric Flange Nuts, GM, 4L80E, without External NSS, Each

Part Number: SOX-38511-01K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Zip Kit

Part Number: SOX-ZF8-GEN2-ZIP

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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VALVE BODY

Part Number: SOX-GM027

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

• Core Charge $30.00
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• Special Order