Sonnax Transmission Company Transmissions

Throttle Valve Plunger Kit, Prevents 4-3 Kickdown, 4L60, 700R4, Kit

Part Number: SOX-77966-94MK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/8/2025

VALVE KIT

Part Number: SOX-104740-09K

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

BEARING KIT

Part Number: SOX-SBKG12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

Piston, Accumulator, Billet Aluminum, Chrysler, Chrysler, 42RE, 46RE, 46RH, 47RH, 47RE, 47RH, 48RE, Each

Part Number: SOX-22841-04K

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 12/8/2025

Cover, Accumulator Piston, GM, TH350, TH350C, Each

Part Number: SOX-35988-01K

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 12/8/2025

Automatic Transmission Rebuild Components, VALVE KIT, SOLENOID SWITCH O/S, 40TES/41TES/42LE/42RLE/RFE

Part Number: SOX-92835-31K

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

Shift Shaft, 4L80E, Each

Part Number: SOX-38511-03K

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

Pressure Regulator Valve, PTFE O-Ring, TH400, TH425, Each

Part Number: SOX-34910-03K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

Plug Kit, 3-4 Shift, Kit

Part Number: SOX-7796408K

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/8/2025

Automatic Transmission Rebuild Components, Actuator Limit Valve Repair Kit, GM, 4L60E, 4L65E, 4L70E, Kit

Part Number: SOX-77754-09K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

Steel Plates Powerglide .060 Thickness, 24 External Teeth, Each

Part Number: SOX-S019715HK150

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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

Part Number: SOX-34875RK

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

• $10 Summit Bucks

SHIFT SHAFT SAVER KIT

Part Number: SOX-262991-04K

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

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

Part Number: SOX-34298-078

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

REVERSE BOOST VALVE KIT

Part Number: SOX-K77898

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

Automatic Transmission Rebuild Components, Pressure Regulator Valve, Lube Regulated, Mopar, 32RH, 42RE, 42RH, 44RE, 44RH, 46RE, 46RH, 47RH, 48RE, Each

Part Number: SOX-22771A-02K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

Small Parts Kit, TH400, Seals, Retainers, Bushing, Plates, Spring, Kit

Part Number: SOX-28755-SPK

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

SEPARATOR PLATE

Part Number: SOX-35740-048

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

Thrust Bearing, Automatic Transmission Rebuild Component, Powerglide, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SOX-38208-01K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

• $10 Summit Bucks

Automatic Transmission Carrier Thrust Washers, Forward Clutch Hub, Rear, 0.030 in. Oversized, Steel, 0.094 in. Thick, 4L80-E, 4L85-E, THM400, Set of 5

Part Number: SOX-34301-094

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

• $10 Summit Bucks

4-3 SEQUENCE VALVE KIT

Part Number: SOX-77964-14K

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/8/2025

BEARING KIT

Part Number: SOX-SBK-G20

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

MANUAL SHAFT KIT

Part Number: SOX-38511-04K

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

• $10 Summit Bucks

PRESSURE PLATE-REVERSE GEAR

Part Number: SOX-28131

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025

Line Pressure Booster Kit, Hydraulic, Valve, Sleeve, O-rings, GM, TH400/425, Kit

Part Number: SOX-34910-01K

Not Yet Reviewed

Estimated Ship Date: Monday 12/8/2025