6L80, 6L90 (300mm)

Piston Plate
Part No. GM-DA-17P

View Instructions

Sonnax piston plate GM-DA-17P, when used with solid, flat head rivets GM-RV-13, replaces failed plates in GM 6L80, 6L90 (300mm) converters.

  • Steel-forged for enhanced strength and durability
  • Lockup surface machined to specific requirements to ensure a solid bond

To complete this assembly you will need a GM 6L80/6L90 (300mm) damper assembly, Sonnax piston plate GM-DA-17P, six Sonnax GM-RV-13 rivets and a friction ring. Sonnax strongly suggests using the OE woven carbon friction material, available exclusively through Sonnax, part number S20750WC.

  • Material: Steel

Where to Buy

  • Existing Customers: Contact your sales representative.
  • New Customers: Fill out the form and a sales representative will contact you.
  • 6L80, 6L90 (300mm) Piston Plate GM-DA-17P