Sonnax Transmission Company Transmissions

Zip Kit

Part Number: SOX-ZF8-GEN2-ZIP

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• $10.00 Summit Bucks

REGULATOR VALVE KIT

Part Number: SOX-104740-07K

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• $10.00 Summit Bucks

BOOST VALVE KIT

Part Number: SOX-34200-10K

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Estimated Ship Date: Dec 5, 2025 if ordered today

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• $10.00 Summit Bucks
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PLANET REBUILD KIT HD

Part Number: SOX-28922-01HDK

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Estimated Ship Date: Dec 5, 2025 if ordered today

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• $10.00 Summit Bucks
• Special Order

High Clutch Return Springs, Automatic Transmission Rebuild Components, Chevy, Powerglide, Set of 24

Part Number: SOX-28320

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Transmission Pump Slide Pivot Pin, 200-4R, 4L60, 4L60E, 4L65E, 4L70E, Set of 5

Part Number: SOX-65797

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Servo Piston, Billet Aluminum, Rear, 2.80 in. Diameter, Mopar, Torqueflite 727, 46RE, 46RH, Each

Part Number: SOX-22912

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• $10.00 Summit Bucks

ACCUMULATOR VALVE TRAIN KIT

Part Number: SOX-77777M-K

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Servo Piston Kit, Reverse Gear Servo Type, Aluminum, Chrysler, Kit

Part Number: SOX-2291201K

5.0 out of 5 stars ( 1 )

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• $10.00 Summit Bucks

BIG SHAFT STATOR TUBE

Part Number: SOX-28154S-125

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Accumulator Piston, Aluminum, Forward, GM, 4L60E, 4L65E, 4L70E, Each

Part Number: SOX-74927-AP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

SMART-TECH? SERVICE KIT

Part Number: SOX-77733-06SVC

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Automatic Transmission Intermediate Shaft, 300M, Extreme Duty Hub, 4-5-6 CL, GM 6L90, 45T, Each

Part Number: SOX-104690-45

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• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, Governor White Gear, GM, TH400, Kit

Part Number: SOX-402

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Accumulator Spring, Heavy-Duty 1-2 Accumulator Springs, Ford, 4R70E, 4R70W, 4R75E, 4R75W, Kit

Part Number: SOX-76948-10K

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• $10.00 Summit Bucks

HUB, FWD CLTCH, TALL, HEAVY DUTY GM LUNINUM POWERGLIDE TRANS

Part Number: SOX-28304-02

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Automatic Transmission Accumulator Spring, 3-4 Accumulator, 42RE, 42RH, 44RE, 44RH, 46RH, 47RE, 47RH, 48RE, Chrysler, Each

Part Number: SOX-12861-01

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

RETAINER SPRING CLUTCH DRUM

Part Number: SOX-28755-02

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Automatic Transmission Rebuild Components, Front Pump Stud Kits, Oil Pump Stud Type, Powerglide, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: SOX-28711-03K

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Automatic Transmission Bushings, Case Bushing, Carrier-Output Shaft, GM Powerglide, Each

Part Number: SOX-28002

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

PUMP BASE PLATE

Part Number: SOX-VB-06

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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• $10.00 Summit Bucks
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SURE CURE KIT

Part Number: SOX-SCAODE4R75E

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Estimated Ship Date: Dec 5, 2025 if ordered today

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• $10.00 Summit Bucks
• Special Order

WEAR PLATE HIGH GEAR 5/SET

Part Number: SOX-28755-06

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• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, VALVE, LUBE REG PRESS REG, 45RFE/545RFE/65RFE/66RFE/68RFE

Part Number: SOX-44912-17K

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• $10.00 Summit Bucks

SERVO KIT

Part Number: SOX-3570901K

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• $10.00 Summit Bucks