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Remember, transmissions have variations based on year, make, model and engine size, as well as for 2WD, AWD, 4x4, gas, diesel or hybrid and in some situations half years.  We encourage you to chat or call toll free with one of our knowledgeable staff members that will assist you in finding the correct part the first time and answer any questions you may have regarding parts for your build. Our goal simply put, is to get you moving with one order.

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700 4L60E 4L70E G3 Hi Performance Upgrade 3/4 Power Pack 1991 Up Alto 057757D

Regular price $147.31 USD
Regular price Sale price $147.31 USD
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Alto G3 High Performance 3/4 PowerPack for 700 4L60 4L60E 4L70E 4L75E Transmissions

For GM Vehicles 1991 and Up

  • 8 - 057744C158 .062"/1.58mm G3 Frictions
  • 7 - 57725A242 .095"/2.41mm Lindered Steels
  • 1 - 057713 .125"/3.18mm Top Backing Plate
  • 1 - 057764B420 .165"/4.12mm Custom Bottom Apply Plate
  • 1 - 057254-062 .062"/1.58mm Snap Ring
  • Installation Instructions

Alto G3 High Performance PowerPack with Lindered Steels is Alto's answer to the Z-Pak.

This kit will retro to 1982 but requires a 1991 up 3-4 Apply Ring with a "7" stamped on the bottom of the apply ring which will have an overall height of 3.671" - 3.682"

Parts ship daily from our distribution center.


GOT QUESTIONS on your specific Year/Make/Model?
Please send us your VIN if you are not sure which transmission is in your vehicle.

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This item is packaged for Professional Transmission Shops. It may also be packaged in transmission fluid as part of the manufacturing and distribution process and in no way means the item to have been used. We do not stock or sell used electrical parts.


WARRANTY requests need to be accompanied with the appropriate code as diagnosed by a professional transmission shop.

Vehicles must be professionally diagnosed for solenoid failure prior to purchase.

We cannot guarantee any one item will fix all transmission problems.

Solenoid failure is often accompanied by additional failures for example valve body failures, internal wear or damaged hard parts.

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