Sonnax Transmission Company Transmission & Drivetrain

Automatic Transmission Rebuild Components, Heavy-Duty Planetary, 1.80/1.69:1 Ratios, Pins, Rollers, Washers, Retainer Plate, Screws, Powerglide, Kit

Part Number: SOX-28922-01K

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10 Summit Bucks

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: Today

• $10 Summit Bucks

Automatic Transmission Accumulator Pistons, Pinless, Aluminum, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: SOX-77987-01K

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $10 Summit Bucks

TH400 FORWARD DRUM

Part Number: SOX-34554-01

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10 Summit Bucks

Pump Slide Spring, 6L80, 6L90, Each

Part Number: SOX-104534-HD

Not Yet Reviewed

Estimated Ship Date: Today

• $10 Summit Bucks

Transmission Drill Fixture Tools, Valve Body Reamer, Includes Hardware, Kit

Part Number: SOX-VB-FIX

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10 Summit Bucks

Thrust Bearing, Automatic Transmission Rebuild Component, Powerglide, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SOX-38208-01K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10 Summit Bucks

Reverse Clutch Pack Retaining Ring, Automatic Transmission Rebuild Component, Powerglide, Each

Part Number: SOX-28124

Not Yet Reviewed

Estimated Ship Date: Today

• $10 Summit Bucks

Automatic Transmission Carrier Thrust Washers, Forward Clutch Hub, Rear, 0.030 in. Oversized, Steel, 0.094 in. Thick, 4L80-E, 4L85-E, THM400, Set of 5

Part Number: SOX-34301-094

Not Yet Reviewed

Estimated Ship Date: Today

• $10 Summit Bucks

Servo Apply Lever, Automatic Transmission Rebuild Component, C-6, Each

Part Number: SOX-36916E

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10 Summit Bucks

Accumulator Spring, Enhanced Performance, 1-2 Accumulator, Each

Part Number: SOX-77704S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10 Summit Bucks

Automatic Transmission Bushings, Rear Stator Support, PTFE Lined, GM TH700-R4, 4L60, 4L60E, 4L65E, 4L70E, MD8, Each

Part Number: SOX-77002BT-01

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $10 Summit Bucks

4-3 SEQUENCE VALVE KIT

Part Number: SOX-77964-14K

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10 Summit Bucks

Automatic Transmission Rebuild Components, Front Pump Bolts, Powerglide, Set of 7

Part Number: SOX-28136

Not Yet Reviewed

Estimated Ship Date: Today

• $10 Summit Bucks

Front Stator Support Bushing, 0.500 in. Width, 1.004 in. I.D., 4L60, 4L60E, 4l65E, 4L70, Powerglide, Each

Part Number: SOX-35007A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10 Summit Bucks

REG SHUTTLE VALVE KIT

Part Number: SOX-154740-02K

Not Yet Reviewed

Estimated Ship Date: Today

• $10 Summit Bucks

Automatic Transmission Shift Kits, Shift Improver, E4OD, 4R100, Sold as a Kit

Part Number: SOX-E4OD4R100ZIP

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $10 Summit Bucks

Valve Kit

Part Number: SOX-105740-58K

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

• $10 Summit Bucks
• Special Order

Automatic Transmission Rebuild Components, "C" Ratio Servo Seals, C4, C5, Kit

Part Number: SOX-K13259C-SK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10 Summit Bucks

Automatic Transmission Gears, Premium, Planetary Type, Steel, 1.80:1 First Gear Ratio, Short Output Shaft, GM, Powerglide, Kit

Part Number: SOX-28180G-01S

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10 Summit Bucks

TCC APPLY VALVE KIT

Part Number: SOX-77805E-K

Not Yet Reviewed

Estimated Ship Date: Today

• $10 Summit Bucks

Automatic Transmission Rebuild Components, Low/Reverse Sprag Rebuild Kit, Steel, 6L80, Kit

Part Number: SOX-104642-80SK

Not Yet Reviewed

Estimated Ship Date: Today

• $10 Summit Bucks

INPUT SHAFT

Part Number: SOX-30280-01

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10 Summit Bucks

PLANETARY WASHER KIT HD

Part Number: SOX-8415BK-HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10 Summit Bucks

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: Today

• $10 Summit Bucks