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Sonnax High Performance Pressure Regulator Spring { 1993 & Later } 77917-10

Product Description For Sonnax Parts
Product Part No: -- 77917-10
Transmissions: --
4L60E 4L65E 4L70E { 1993 & Later }
Package and Weight
Package Quantity: -- 1 ea
Sonnax:High Performance Part - High Performance Pressure Regulator Spring.
Base Price:
$6.68
Product Description
Part Information:
1993 & Later.
  • Increases line pressure by approximately 13%:
  • Produces firmer engagements/upshifts without creating harshness or clunky downshifts:
  • Improves transmission performance in both standard and high performance applications:
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