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Category : 4L80E and 4L85EPrev  

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4L80E-TCC
4L80E-TCC  

TCC Regulator Valve Fits all 4L80E, 4L85E 1991-on

 

Drop-in fix for leaks causing TCC slip codes. For standard or high-performance, heavy duty applications TransGo TCC regulator valve is designed to seal the leaks on both ends.

This TCC assembly includes;

  • New TCC regulator valve Scarf-cut sealing ring
  • 2 spring options for your application:Orange: for stock TCC pressure and feel Green: provides slightly elevated TCC pressure and slightly firmer TCC Apply.Great for work trucks and high performance applications.
  • O-ring (for sizing only)
  • 0.125” Drill bit for optional ON/OFF lockup
  • 0.063” Drill bit for optional ON/OFF lockup
  • Rivet for optional ON/OFF lockup 

Optional ON/OFF lockup in 2 easy steps! For high power hot rods or overloaded trucks Convert lockup into an ON/OFF system for improved holding with a shorter apply time for severe duty applications. NOT FOR USE WITH normal applications. It can make lockup firm. Detailed instructions are included inside packaging. Be sure to carefully follow them.

Common Distributor Part Numbers:
TranstarT34741CK
WIT Whatever it TakesA34741CK
Natpro
PDQ
PTW Portland Transmission Warehouse
Dacco, MST, D&E, and Dean
OTS Oklahoma Transmission Supply
A & Red's
Slausons

 

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