4R44E/55E & 5R44E/55E

12 month unlimited warranty!

This part # fits all models listed above except the 2.3 liter engine.

Part # F5R35

4R44E F5R35 valve body

Part# F5R35 contains 19 different upgrades. Listed below are the Sonnax part numbers installed during the remanufacturing process. Additional upgrades are designed by our V.B.Builder Team!

Sonnax Part # Part Description
37947-11K EPC & Engagement Control Kit
37947-01K Boost Valve & Sleeve Kit
37947-05K Pressure Regulator Sleeve Kit
37947-13K End Plug Kit
37947-33K Oversized Coast Clutch Valve Kit
37947-09K TCC Regulator Sleeve Kit
37947-07K TCC Modulator Valve Sleeve
Ford Part # Part Description
3L5Z-7M203-JA EPC Valve Release Kit

Our Valve Bodies are not just “tested” they are Remanufactured!