Heavy Duty Reverse Piston Kit
Part No. 28761-01K

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Sonnax heavy duty reverse piston kit 28761-01K for GM Powerglides is configured to utilize four frictions and five steels. It can also be machined to accept additional frictions and steels for transbrake applications. To reduce rotating weight in circle track applications, two frictions (rotating) and seven steels (non-rotating) can be used.

  • High-strength piston will not break at racing pressures
  • Customizable for any application
  • Piston
  • Inner Seal
  • Outer Seal
  • Material: 6061-T6 Billet Aluminum
  • Powerglide Heavy Duty Reverse Piston Kit 28761-01K