4L80E Beast 1200 HP Transmission



Enter Vehicle Info

2WD or 4x4

ValveBody Type

Pan Type

SFI Bell Housings

Shift Feel


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4L80E  Beast 1200+ HP  Transmission 


 converters sold separately!

This 4L80E Beast is designed to handle 1200+HP! 


If you are in a RUSH or need a transmission now we can not help you Sorry.

We focus on quality not quantity this is why we have so much success!

APT Performance Features: 

  • Modified & Updated pump new gears and valves
  • New TCI 300mm Billet input shaft 


  • New Billet clutch hub  

  • New Coan Racing Billet direct clutch pressure plate

  • New Race 34 Element intermediate sprag  

  • New or Good reconditioned internal hard parts 
  • New Performance Racing clutch & steel kit  
  • New Performance gasket and seal kit  
  • New Borg Warner High Energy bands
  • New bushing Kit with special wide case bushing for Roller bearing update
    • Factory Case , Tail W/factory Pan Requires SFI Approved Sheild .

To control the 4L80E Beast we have 3 options

Automatic or full manual forward valvebody or Billet Transbrake vb choose up top

  • Option 1 Automatic Shifts Automatic/Manual control shifts with lockup style torque converter.  Requires factory transmission computer or aftermarket transmission controller to control transmission .
  • Automatic VB Available in your choice of 3 shift Levels
    1 = Smooth to Firm
    2 = Firm to hard
    3 = Tire Burning Shifts 🙂
  • Option 2 Full Manual Control Only Forward Pattern Manual shifts only and Lockup or non-lockup torque converters!  Does require a Vacuum signal for pressures but can be blocked off, No Electronics required to control this transmission!
  • Option 3  Billet Reverse Full Manual with Transbrake No Controller needed 3 wires to connect  ground – 12v for transbrake and 12 v for lockup !

Note : 4L80 has NO mechanical speedo to connect a speed O meter cable to so you will have to use electronic sensor provided for the signal .

Need a Torque Converter ?


Up Top you can choose from several different stall speeds and anti-balloon add ons for Boosted Applications & get our 2 year warranty !

Straight to your Business or Residence

In some cases You may have to pick it up at the nearest terminal to you for remote areas

You can submit Your zip code to check on delivery in advance

Worldwide Shipping Available ask for Quote !

Product Warranty  

Beast Transmission only

1 year warranty

Beast & Anti-balloon Converter

2 year warranty

We have had No returned 4L80 Beast Transmissions for any kind of warranty but Sometimes SHIz Happens. In the event of a warranty the Buyer pays 100% Return Shipping cost!

Once your transmission arrives we will inspect it and repair or rebuild it and ship it back to you at No charge for Free Delivery Areas only .
We will call and advise you if we find any Converter installation clearances Issues and advise you how to correct it so it wont ever happen again.

With 35 + Years Experience you can trust us to do it Correct the first time !

Feel Free to Call or Email us with any questions you may have.

Unleash The Animal In Your Ride Today !



Additional information

Weight 200 lbs
Dimensions 37 × 24 × 25 in
Valvebody types

Automatic shifts TCM required

Pan Types

Factory Pan

SFI Bell housings



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