Sonnax Transmission Company Transmissions

LOW/REVERSE SERVO PISTON

Part Number: SOX-34914-02

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $10 Summit Bucks

Low/Reverse Servo Piston, Heavy Duty, Billet Aluminum, GM, TH400, 4L80E, Each

Part Number: SOX-34914-01

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $10 Summit Bucks

Automatic Transmission Rebuild Kits, Sure Cure Kit, with O-Ring Plug Ends, Boost Valve, Bushings, Springs, Cadillac, Chevy, GMC, 4L80-E, 4L85-E, Kit

Part Number: SOX-SC4L80E

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• $10 Summit Bucks

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

Part Number: SOX-28821-02K

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Drop Ship
• $10 Summit Bucks
• Special Order