Ts robothead 18in high trans rgb

Remanufactured Valve Bodies

Save Time & Money with a Premium Rebuilt Valve Body

Every valve body is completely disassembled, cleaned, updated, solenoids tested and replaced as needed. Each remanufactured unit is then hydraulically and electronically tested so it’s ready to install!

Sonnax remanufactured valve bodies are backed by a Limited Lifetime Warranty.

Call (856) 848-0908 for remanufactured valve body product support.

To begin an online core return, please visit this page.

Rvb catalog open

Remanufactured Valve Body Catalog

Request Catalog Read Online

Outsmart 4L80 Overdrive Roller Clutch Failure

Gm033

The next time you have a 4L80/85-E in the shop, improve transmission performance and protect your warranty with Sonnax.

Featuring the Smart-Tech® overrun clutch valve kit pre-installed for unrivaled durability, these premium-quality remanufactured valve bodies will help keep your customers’ trucks working hard all year long.

  • Improves OD roller clutch holding power in lower gears
  • Extends the life of workhorse transmissions while preventing warranty claims and comebacks
  • Includes essential updates to correct shift problems and prevent future wear
  • State-of-the-art testing verifies AFL, clutch, and torque converter pressures match requirements for optimum functionality
  • Quick and easy to install
  • Smart-Tech overrun clutch valve kit (Part No. 34200-40K) also available separately

All Valve Bodies

A select number of Sonnax remanufactured valve bodies are available to distributors through the R&R (return & rebuild) service only.

Warranty only valve bodies are no longer in production. For service inquiries, please see details on Sonnax’s Limited Lifetime Warranty on remanufactured valve bodies.

F094 white

4R70W
Remanufactured Valve Body F094

’98–’00

F044

4R100
Remanufactured Valve Body F044

With PTO, F8 Casting Number

Nis137

RE4F04A
Remanufactured Valve Body NIS137

Long Wiring Harness

Chr143

68RFE
Remanufactured Valve Body CHR143

’08-Earlier

Nis504

RE5R05A
Remanufactured Valve Body NIS504

2nd Design, 10–15 Ohms Low Coast Solenoid

Toy155

A540E
Remanufactured Valve Body TOY155

with Lube Tube Feed Hole

Sonnax rebuilt valve body TOY155 is no longer in production. Please check with your distributor for availability. For service inquiries, please see details on Sonnax’s Limited Lifetime Warranty on remanufactured valve bodies.

Sub131

4EAT
Remanufactured Valve Body SUB131

’01-Later

Toy157

A540H
Remanufactured Valve Body TOY157

Sonnax rebuilt valve body TOY157 is no longer in production. Please check with your distributor for availability. For service inquiries, please see details on Sonnax’s Limited Lifetime Warranty on remanufactured valve bodies.

Gm6l45e case side

6L45
Remanufactured Valve Body BMW6L45E

Early-Design Separator Plate, BMW

Mer0406

722.6
Remanufactured Valve Body MER0406

Mercedes, Casting #0406

Aw6vwf2

09G, 09K, 09M, TF-60SN
Remanufactured Valve Body AW6VWF1

Large Cans, Cooler on Case, with Switches

Bmw002

ZF5HP19
Remanufactured Valve Body BMW002

Porsche & VW/Audi, with Bolt-on Speed Sensor

Aw6vwf3

09G, 09K, 09M, TF-60SN
Remanufactured Valve Body AW6VWF3

Large Cans, Cooler on Case, without Switches