Sonnax Transmission Company Transmissions

Automatic Transmission Rebuild Components, Overdrive Reaction Plates, 68RFE, Kit

Part Number: SOX-72960-12SVC

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Automatic Transmission Bushings, High-Gear Clutch Drum, GM Powerglide, Each

Part Number: SOX-28005

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Estimated Ship Date: Today

• $10.00 Summit Bucks

Automatic Transmission Repair Components, End Plugs, O-ringed, 4L80E, 4L85E, Kit

Part Number: SOX-34994-18K

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Estimated Ship Date: Dec 11, 2025 if ordered today

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End Plug, GM 4L80E, 4L85E, Kit

Part Number: SOX-34994-17K

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Estimated Ship Date: Today

• $10.00 Summit Bucks

STEELS, KOL, PG REV, .070"THK GM POWERGLIDE, 1962-'73

Part Number: SOX-S019703K

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Estimated Ship Date: Today

• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, Pressure Regulator Spring, High Performance, GM, 4L60-E/4L65-E/4L70-E, Each

Part Number: SOX-77917-10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

LEVER, PARK & RANGE SELECTOR GM "ROOSTER COMB"

Part Number: SOX-28862

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Estimated Ship Date: Dec 11, 2025 if ordered today

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STEEL KIT, REV, INCREASED RADIUS POWERGLIDE 1.58 SERVICE PART

Part Number: SOX-28131-STK

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Estimated Ship Date: Dec 11, 2025 if ordered today

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VALVE BODY

Part Number: SOX-GM048

Not Yet Reviewed

• Core Charge $25.00
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• $10.00 Summit Bucks
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CHECK BALL CAPSULE

Part Number: SOX-5751001

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Valve Body Replacement Component, Pressure Regulator Valve, 6L45/6L50/6L80/6L90, Kit

Part Number: SOX-104520-15K

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Estimated Ship Date: Dec 2, 2025 if ordered today

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BUSHING KIT

Part Number: SOX-35030-01K

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pressure Booster, Hydraulic Line, TV Boost Valve, GM, TH350, TH350C, Kit

Part Number: SOX-350-LB1

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Estimated Ship Date: Dec 2, 2025 if ordered today

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LOW/REV CHECKBALL SLEEVE KIT

Part Number: SOX-34200-52

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Estimated Ship Date: Today

• $10.00 Summit Bucks

SUN GEAR

Part Number: SOX-16532-RSK

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Estimated Ship Date: Dec 11, 2025 if ordered today

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STATOR TUBE RINGLESS SHAFT

Part Number: SOX-28154S-07K

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Estimated Ship Date: Dec 11, 2025 if ordered today

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PISTON KIT, SERVO-W/PTFE SEALS Servo Piston , Billet Aluminum, W/Seals, Powerglide

Part Number: SOX-28821-02K

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Estimated Ship Date: Dec 11, 2025 if ordered today

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SMART-TECH BIG INPUT SHAFT KIT

Part Number: SOX-22121B-08K

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Servo, Super-Hold, 2nd Gear, Billet Aluminum, GM, 200-4R, TH200, TH200C, Kit

Part Number: SOX-K65703

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $10.00 Summit Bucks

PRESSURE REGULATOR VALVE

Part Number: SOX-76948-09

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Estimated Ship Date: Today

• $10.00 Summit Bucks

Valve Body, Remanufactured, Automatic, Cast Aluminum, GM, 4L60E, 4L65E, 4L70E, Each

Part Number: SOX-GM051

Not Yet Reviewed

• Core Charge $50.00
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ZIP KIT

Part Number: SOX-6T70-ZIP

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Automatic Transmission Oil Pump Gears, GM, Powerglide, Set

Part Number: SOX-28201-OSK

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Automatic Transmission Rebuild Components, Pump Bushing, Steel-Backed Bronze, Each

Part Number: SOX-36002-01

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Estimated Ship Date: Today

• $10.00 Summit Bucks

A/T REBUILD KIT

Part Number: SOX-104584-90K

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Estimated Ship Date: Dec 11, 2025 if ordered today

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