Sonnax Transmission Company Transmission & Drivetrain

THRUST BEARING

Part Number: SOX-GM-N-8HLT

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

Drum Kit, 10-Clutch, Powerglide, Kit

Part Number: SOX-28756-25K

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $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 )

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

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

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

SURE CURE KIT

Part Number: SOX-46-47RHE-ZIP

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $10.00 Summit Bucks

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 )

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

Automatic Transmission Bracket and Lever, Shift Cable Mounting Bracket, Steel, Black, 4L60-E/4L80-E, Chevrolet, GMC, Each

Part Number: SOX-34913-01

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

PISTON FRONT CLUTCH

Part Number: SOX-22965A-01

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

BAND EXTRA WIDE

Part Number: SOX-S026968

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

Yoke, TH400 Transmission, Forged Steel, 32-Spline, Spicer 1310 Joint Style, 5.50 in. Length, Each

Part Number: SOX-T2-3-10431HP

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $10.00 Summit Bucks

TRANSMISSION YOKE

Part Number: SOX-T232431CBHP

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Servo Sealing Rings, Replacement PTFE Seal for OEM and Sonnax Powerglide Servos, GM, Powerglide, Each

Part Number: SOX-18608T

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

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: Monday 11/10/2025

• $10.00 Summit Bucks

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

Part Number: SOX-36948-18K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

SEAL KIT FOR K13259C

Part Number: SOX-K13259C-SK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

MANUAL SHAFT KIT

Part Number: SOX-38511-04K

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

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

Part Number: SOX-SRG-141FT

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

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

Part Number: SOX-S019740A

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

Pressure Booster, Hydraulic Line, TV Boost Valve, Ford, 4R70W, 4R75W, Kit

Part Number: SOX-4R70W-LB1

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

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

Part Number: SOX-28821-08K

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

Front Endplay Shims, 4L60, 4L60E, 4L65E, 4L70E, Set of 10

Part Number: SOX-77409-15

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks

VALVE BODY

Part Number: SOX-GM027

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Core Charge $30.00
• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

PLANET ASSEMBLY

Part Number: SOX-28165GNS

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $10.00 Summit Bucks

PLANET ASY, 169, STD SFT.EXT, 24T GM POWERGLIDE

Part Number: SOX-28169G-06

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

Modulator Plug, GM, Powerglide, Kit

Part Number: SOX-28738-01K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $10.00 Summit Bucks