Sonnax Transmission Parts

HD REMAN VALVE BODY

Part Number: SOX-GM053-HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Core Charge $50.00
• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Accumulator Pistons, Pinless, Aluminum, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SOX-77998-03K

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

• $10.00 Summit Bucks

Check Balls, 1/4 in. Diameter, Set of 10

Part Number: SOX-10000-08

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

• $10.00 Summit Bucks

BEARING KIT

Part Number: SOX-SBKG12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• $10.00 Summit Bucks

4-3 SEQUENCE VALVE KIT

Part Number: SOX-77964-14K

Not Yet Reviewed

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• $10.00 Summit Bucks

FORWARD/REVERSE ABUSE VALVE

Part Number: SOX-7775435K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• $10.00 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: Tomorrow

• $10.00 Summit Bucks

TCC APPLY VALVE KIT

Part Number: SOX-77805E-K

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Spring, 1-2 Accumulator, Purple, 5/Set

Part Number: SOX-74926

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• $10.00 Summit Bucks

SHAFT

Part Number: SOX-74678S-HD

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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• $10.00 Summit Bucks

REVERSE BOOST VALVE KIT

Part Number: SOX-K77898

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• $10.00 Summit Bucks

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

Part Number: SOX-77704S

5.0 out of 5 stars ( 1 )

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• $10.00 Summit Bucks

THRUST BEARING

Part Number: SOX-GM-N-8HLT

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• $10.00 Summit Bucks

ACCUMULATOR VALVE TRAIN KIT

Part Number: SOX-77777M-K

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• $10.00 Summit Bucks

SMART-TECH? SERVICE KIT

Part Number: SOX-77733-06SVC

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

SLEEVE KIT

Part Number: SOX-77754-ISO

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• $10.00 Summit Bucks

Reamer, Oversized Pressure Regulator Valve, GM, Each

Part Number: SOX-77917-TL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping
• $10.00 Summit Bucks

PISTON INSTALLATION TOOL

Part Number: SOX-77764-INSTL

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order