Sonnax Transmission Company Transmissions

INPUT SHAFT

Part Number: SOX-77733-11SB

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• $10.00 Summit Bucks

BAND EXTRA WIDE RED

Part Number: SOX-S019961

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• $10.00 Summit Bucks

ACCUMULATOR SLEEVE KIT

Part Number: SOX-76890-01K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $10.00 Summit Bucks

Valve Body Separator Plates, Steel, Natural, Each

Part Number: SOX-95740-052

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Estimated Ship Date: Dec 11, 2025 if ordered today

• $10.00 Summit Bucks

Automatic Transmission Boost Valves, Oversized Pressure Regulator Valve, Sleeve, Spring, Drill Bit, Checkball, GM, 6L45, 6L50, 6L80, 6L90, Kit

Part Number: SOX-104520-07K

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• $10.00 Summit Bucks

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 )

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Drum Kit, 10-Clutch, Powerglide, Kit

Part Number: SOX-28756-25K

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THRUST BEARING

Part Number: SOX-GM-N-8HLT

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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

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Estimated Ship Date: Dec 11, 2025 if ordered today

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• $10.00 Summit Bucks
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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 )

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SURE CURE KIT

Part Number: SOX-46-47RHE-ZIP

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TOOL KIT

Part Number: SOX-F-77754-TL42

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Estimated Ship Date: Dec 2, 2025 if ordered today

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• $10.00 Summit Bucks
• Special Order

PISTON FRONT CLUTCH

Part Number: SOX-22965A-01

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• $10.00 Summit Bucks

BAND EXTRA WIDE

Part Number: SOX-S026968

4.0 out of 5 stars ( 1 )

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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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K2 CLUTCH HUB

Part Number: SOX-122572-01

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Estimated Ship Date: Dec 2, 2025 if ordered today

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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: Today

• $10.00 Summit Bucks

10 Clutch Drum, Steel, GM, Powerglide, Kit

Part Number: SOX-28756-08K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, 4C RETAINING RING & SHIM, 45RFE/545RFE/65RFE/66RFE/68RFE

Part Number: SOX-72978-01K

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EXTREME STRENGTH OUTPUT SHAFT

Part Number: SOX-28924-27L

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Estimated Ship Date: Dec 2, 2025 if ordered today

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• $10.00 Summit Bucks
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ORINGED SHUTTLE VALVE KIT

Part Number: SOX-154740-30K

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• $10.00 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 )

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Flywheel/Flexplate Ring Gear, 141-Tooth, Steel, Ford 6.0L, Powerstroke Diesel, Each

Part Number: SOX-SRG-141FT

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

Part Number: SOX-S019740A

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Accumulator Spring, Enhanced Performance, Ford, E4OD, 4R100, Kit

Part Number: SOX-36948-18K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10.00 Summit Bucks