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More Information for TRANSGO SK7226A
{Alternate Inventory Numbers: T78165A}
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TRANSGO SK7226A  
$101.79
Price
$0.00
Core
+ Sold in packs of 1x1
Pack
$101.79
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TRANSGO SK7226A Specifications
Installation NoteTransmission Removal Not Required
Shift Kit; For NAG1, 722.6, W5A-580 Transmissions
This TransGo 722.6-A SHIFT KIT® Valve Body Repair Kit fits 1996 and newer Mercedes, Dodge, Chrysler, Sprinter, Jaguar, Porsche and Jeep vehicles with the 722.6, W5A-330, W5A-580 and NAG1 automatic transmission. Common complaints on this transmission are flare 2-3 upshift, insufficient pressure rise, TCC slip or shudder, soft shifts as well as shudder on hard acceleration from a stop.

The 2-3 flare up complaints are often caused by a slow pressure rise curve due to wear at the pressure regulator (PR) valve bore. Additionally, if any of the overlap regulator valve bushings are worn, this too can cause flare up complaints on any of the up or downshifts. The lube pressure regulator valve is another area of concern that has a two-fold effect when wear occurs. The first one is a loss of lubrication pressure and secondly it causes a loss in torque converter apply pressure. Also, the springs for the 2-3 shift pressure regulator and the control pressure regulator valve are prone to breaking.

Features & Benefits:
The kit includes a drop-in USA made hardened PR valve featuring longer lands which restores the hydraulic integrity of the circuit by utilizing previously unused and therefore unworn areas of their bore. Similarly, the new drop-in lube regulator pressure valve system comprising of a bushing, valve, spring and sleeve will restore the system function using the existing worn bore. Additionally, the kit includes three new overlap valve bushings as well as a replacement springs for the two springs that often break in the valve body.

Corrects/Prevents/Reduces:
  • Flare 2-3 shift
  • Insufficient line pressure rise
  • TCC slip or shudder
  • Code 053, P0740 and P0741
  • Soft shifts
  • Shudder on hard acceleration from a stop
Includes:
  • (3) Overlap regulator valve bushings
  • USA-made hardened pressure regulator valve
  • Lube pressure regulator valve, bushing, spring and sleeve
  • Control pressure regulator valve spring
  • 2-3 shift pressure valve spring
TransGo Shift Kit vs. Reprogramming Kit

Shift Kit® -- DESIGNED FOR DURABILITY

TransGo Shift Kit® valve body repair kits correct, prevent and reduce multiple transmission problems such as shift irregularities and durability issues. These kits are designed for normal everyday use and light duty towing.

Reprogramming Kit -- ENGINEERED FOR PERFORMANCE

TransGo Reprogramming Kit™ valve body performance kits are made for Heavy Duty and/or Performance applications, and include additional features such as:

  • Gear Command™: Allows full control of downshifting and will hold any gear to any RPM. Retains automatic up shifts in the drive position. Certain units allow manual up shifts on driver command.
  • Manual Shift Control: This feature fully converts the valve body to manual/stick shift operation – no automatic shifts. Most Manual Shift Control kits also allow you the ability to easily convert back to automatic.
  • Tuneless: Patent-pending internal calibration technology “tuneless” allows install without the need for additional transmission tuning software or programmers.

What is a Shift Kit?
TransGo Shift Kit® valve body repair kits are a combination of new and re-engineered components that are primarily installed in the valve body, but sometimes the pump or even in the transmission itself. These kits solve a variety of inherent problems and weaknesses that differ by transmission model, including usual warp and wear, often allowing a higher mileage transmission to work better than a new one. Typical components of a valve body repair kit include springs, valves, check balls, gaskets, separator plates, etc.

TransGo Technical Support

If you are having trouble choosing the correct TransGo part, or have questions before, during or after installation of this part, TransGo's ASE Certified Technicians are available to help.

📞 Phone: 626-443-7451 (7:00am-4:00pm PST M-F)
📧 Email: support@transgo.com



TRANSGO Warranty Information:
12 Months