GM 700-R4, 4L60 & 200-4R Transmission Pressure Switch, Lock-up in 4th (External) with wiring!

This Kit from Superior will improve all 700-R4, 4L60 (not including the electronic 4L60E) & 200-4R Transmissions.

The High Gear Lock-Up allows lock-up in 4th gear only.  The kit includes a pressure switch and all wiring necessary.  This package also offers instructions for external and internal mounting in English and Spanish.

Please provide a valid United States Postal Service mailing address (Mail) and a United Parcel Service shipping address (UPS Brown Truck) in the note field when you complete your check out.

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