• 200-4R
• 4L60
• 4L60-E
• Fits "L" version valve trains in light/medium weight vehicles, .330" dia. Fits 4L60 '87-later auxiliary valve body styles only.

Vehicles with a GM 200-4R, 700-R4, or 4L60-E transmission can experience 1-2 light throttle abrupt or bang shifts, especially when using the 093 Corvette or 553 2n...Read More

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• 6R60
• 6R75
• 6R80 (2009–2014)
• ZF6HP19
• ZF6HP26
• ZF6HP32
• Fits 6R80 '09-'14. Does not fit units with a 053 separator plate.

Wear is commonly found at different areas in the ZF6HP19/26/32 (Gen. 1) and Ford 6R60, 6R75 and 6R80 pressure regulator bores. When the sleeve is worn, line pressu...Read More

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• ZF6HP19
• ZF6HP26
• ZF6HP32
• Fits units with 053 separator plate only.
  OE valve name: SYS.DR-V

Vehicles equipped with ZF6HP19/21/32 (Gen. 1) transmissions often develop erratic or high line pressure due to excessive wear in the OE pressure regulator bore and...Read More

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• ZF6HP19
• ZF6HP26
• ZF6HP32
• Fits units with 053 separator plate only.

Vehicles equipped with ZF6HP19-26-32 (Gen. 1) transmissions often develop erratic or high line pressure due to excessive wear in the OE pressure regulator sleeve. ...Read More

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• 6R60
• 6R75
• 6R80 (2009–2014)
• ZF6HP19
• ZF6HP26
• ZF6HP32
• Fits 6R80 '09-'14. Cannot be used in units that have a 053 separator plate.
  OE valve name: SYS.DR-V

Wear is commonly found at different areas in ZF6HP19/26/32 (Gen. 1) and Ford 6R60/6R80 pressure regulator bores. Wear at the sleeve end causes high line pressure l...Read More

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• ZF6HP21
• ZF6HP28
• ZF6HP34
• ZF valve name: SYS.DR-V

In ZF6HP21/28/34 (Gen. 2) valve bodies, wear is commonly found at different areas in the pressure regulator bore. Wear at the balance end causes high pressure spik...Read More

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• ZF6HP21
• ZF6HP28
• ZF6HP34

Wear is commonly found in ZF6HP19/26/32 (Gen. 2) pressure regulator bores allowing critical line pressure balance fluid to cross-leak to exhaust, causing high pres...Read More

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