Sonnax Transmission Company Parts and Accessories

Input Housing, Smart-Tech, GM, 4L60, 4L60E, 4L65E, 4L70E, Kit

Part Number: SOX-77733-06KA

5.0 out of 5 stars ( 3 )

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• $10.00 Summit Bucks

Vacuum Test Plate, Transmission, Automatic, GM, Kit

Part Number: SOX-77754-VTP

5.0 out of 5 stars ( 1 )

• Free Shipping
• $10.00 Summit Bucks

Yoke, Transfer Case Rear, Chromoly, 31-Spline, Spicer 1350 Joint Style, 7.31 in. Length, Each

Part Number: SOX-T3-3-5431HP

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Input Housing, SMART-TECH®, W/298mm Style HD Shaft, 700-R4, 4L60E

Part Number: SOX-77733-10KB

5.0 out of 5 stars ( 1 )

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• $10.00 Summit Bucks

Automatic Transmission Servo Springs, Servo Return Springs, GM, Powerglide, Each

Part Number: SOX-28133-HD

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

HI CLUTCH DRUM 10 FRICTION

Part Number: SOX-28756-01

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, Forward Clutch Hub Washer, Front, Steel, GM, 4L80E, 4L85E, TH400, TH425, Set of 5

Part Number: SOX-34298-078

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Estimated Ship Date: Today

• $10.00 Summit Bucks

Yokes, Flange Style, Aluminum, 4-Bolt, 3.75 in. Bolt Circle, 1.56 in. Face to Centerline, Male Pilot Type, with Bearing Caps, for 1350 U-Joint, Each

Part Number: SOX-T3-2-119A

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• $10.00 Summit Bucks

Shift Shaft, 4L80E, Each

Part Number: SOX-38511-03K

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• $10.00 Summit Bucks

Pressure Booster, Hydraulic Line, TV Boost Valve, GM, 200-4R, 4L60, Kit

Part Number: SOX-700R4-LB1

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Automatic Transmission Valve Body, Remanufactured, Automatic Valve Body Style, Cast Iron, Standard Shift Pattern, without Solenoid, Daimler, Each

Part Number: SOX-CHR145

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Core Charge $75.00
• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

INTERMEDIATE SHAFT

Part Number: SOX-10468036

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• $10.00 Summit Bucks

Driveshaft Tubing, Aluminum, 0.125 in. Wall Thickness, 3.50 in. Diameter, 54 in. Length, Each

Part Number: SOX-TK350-125-54

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Estimated Ship Date: Today

• Oversize $7.99
• $10.00 Summit Bucks

4-3 SEQUENCE VALVE KIT

Part Number: SOX-77964-14K

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Estimated Ship Date: Today

• $10.00 Summit Bucks

Automatic Transmission Valve Body, Remanufactured, Cast Iron, Standard Shift Pattern, 5R110W, Each

Part Number: SOX-F05R110

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Core Charge $100.00
• Free Shipping
• $10.00 Summit Bucks

Reverse Clutch Pack Retaining Ring, Automatic Transmission Rebuild Component, Chevy, Powerglide, Each

Part Number: SOX-28709

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Clutch Apply Piston Kit, Automatic Transmission Rebuild Components, 6L80, 6L90, Kit

Part Number: SOX-104960-10K

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Estimated Ship Date: Today

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• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, Servo Release Check Valve, GM, 4L60, 4L60E, 4L65E, 4L70E, Kit

Part Number: SOX-77701-076

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Clutch Drum, Smart-Tech, with Heavy-Duty Shaft, Steel, GM, 4L60-E, 4L65-E, 4L70-E, Kit

Part Number: SOX-77733-11KB

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Free Shipping
• $10.00 Summit Bucks

SEPARATOR PLATE

Part Number: SOX-35740-048

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• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, Accumulator Check Valve, GM, 4L60, 4L60E, 4L65E, 4L70E, Each

Part Number: SOX-74480D

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Servo Piston, 2nd Gear Type, Billet Aluminum, Servo Cover, Two PTFE Seals, Ford, C-4, C-5, Kit

Part Number: SOX-K13259C

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Rebuild Components, Planetary Rebuild Kit, 4L80E, TH400, Kit

Part Number: SOX-34875RK

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• $10.00 Summit Bucks

Automatic Transmission Rebuild Component, Accumulator Sleeve, TH350, TH350C, Kit

Part Number: SOX-3571901K

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Automatic Transmission Bushings, Front Sun Gear, GM Powerglide, Each

Part Number: SOX-8436

Not Yet Reviewed

Estimated Ship Date: Today

• $10.00 Summit Bucks