Sonnax Transmission Company Transmissions

Servo Kit, Billet Aluminum, Ford, C4, C5, Kit

Part Number: SOX-K13259C-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Clutch Backing Plate, 4L60, 700R4, 4L60E, 4L65E, 4L70E, Kit

Part Number: SOX-74140-01K

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Pressure Regulator Valve, 4L80E, 4L85E, Each

Part Number: SOX-34200-14K

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

10 Clutch Drum, Steel, GM, Powerglide, Kit

Part Number: SOX-28756-01K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

INPUT SHAFT 4L80E, Aermet

Part Number: SOX-34670-02

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Billet Servo, Low Gear, Billet Aluminum, Powerglide, Kit

Part Number: SOX-28821-20K

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Governor, TH350, TH350C, Each

Part Number: SOX-350

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Servo Piston Kit, 2nd Gear Servo Type, Billet Aluminum, Ford, C-6, Kit

Part Number: SOX-K36528R

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Shift Kits, Zip Kit, with Boost Valve, O-Ring Plugs, Accumulator Pistons, Spring, Sleeves, Ford, 6R140, Kit

Part Number: SOX-6R140-ZIP

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

4L80E INTERMEDIATE / MAIN SHAFT / 300M

Part Number: SOX-34672-01

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Case Saver, GM TH400, Early 4L80E, Each

Part Number: SOX-34762-10

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, Input Housing Sleeve Kit, 4L60, 4L60-E, 4L65-E, 4L70-E, Kit

Part Number: SOX-77733-51KA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

INPUT SHAFT

Part Number: SOX-76655A-HD

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, Forward, Input Housing Sleeve, 4L60, 4L60E, 4L65E, 4L70E, Kit

Part Number: SOX-77733-52K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Rebuild Set, with TV Cable Corrector Kit, Checkballs, etc., GM 4L60-E, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SOX-SC-4L60E

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Clutch Hub, Heavy-Duty, Overrun Position, Forged 4140 Steel, GM, 4L60, 4L60E, 4L65E, 4L70E, Each

Part Number: SOX-74574HD

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

*REMAN TEHCM

Part Number: SOX-GM6LTEHCMC6

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 10, 2025 if ordered today

• Core Charge $150.00
• Free Shipping
• $10.00 Summit Bucks

Feed Limit Low Valve Kit

Part Number: SOX-105740-54K

Not Yet Reviewed

Estimated Ship Date: Today

• $10.00 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
• $10.00 Summit Bucks

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

Part Number: SOX-400

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Shift Kits, Shift Zip Kit, with Clutch Valves, Accumulator Pistons, Spring, Sleeves, Cadillac, Chevy, GMC, 8L45, 8L90, Kit

Part Number: SOX-8L458L90SHIF

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks

HD REMANUFACTURED VALVE BODY

Part Number: SOX-F095HD

Not Yet Reviewed

Estimated Ship Date: Today

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

HD REMAN VALVE BODY

Part Number: SOX-GM053-HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Automatic Transmission Band, Kevlar®, GM, 4L60, 4L60E, 4L65E, 4L70E, 700R4, Each

Part Number: SOX-77700-01K

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Automatic Transmission Shift Kits, Zip Kit, with End Plugs, O-Rings, Solenoid Modulator, Boost/Accumulator/Lockup Control Valves, Lexus, Toyota, Kit

Part Number: SOX-S0001

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks