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Circle D GM 300mm Pro Series 6L80 Triple Disk Torque Converter

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Circle D GM 300mm Pro Series 6L80 Triple Disk Torque Converter

(Built to Order 2-3 Weeks Build Time)

Supplier does charge 15% cancellation fee!

GM 300mm Pro Series 6L80 Triple Disk Torque Converter

This is a great upgrade for 6L80/6L90 truck owners who are looking for a more durable converter along with a slightly increased stall speed. TCM tuning required!


This converter is a fantastic upgrade over the OE 6L80 Converters. A daily-driver friendly stall speed coupled with billet components makes this a no-brainer for your mild cam 6L80 build!

  • Converter Diameter: 300mm - 12" 
  • Stall Speed Options - Factory (1800-2000rpm) up to 2600rpm
  • Billet Front Cover
  • Triple Disk Lockup
  • Furnaced Brazed Impeller
  • Flanged Style Hub
  • Bearing Retainer

Converter Recommendations

  • 245mm - N/A Combinations (Cars and RCSB Trucks)
  • 258mm - Boosted Combinations (Cars, RCSB Trucks, and aggressive ECSB/CCSB trucks)
  • 265mm - N/A or Boosted Extended Cab/Crew Cab Trucks 
  • 300mm/Triple Disk Pro Series - Very mild cam combinations or OE stall speed / heavy duty replacements
$1,159.99
Circle D GM 300mm Pro Series 6L80 Triple Disk Torque Converter—
$1,159.99

Product Information

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Description

(Built to Order 2-3 Weeks Build Time)

Supplier does charge 15% cancellation fee!

GM 300mm Pro Series 6L80 Triple Disk Torque Converter

This is a great upgrade for 6L80/6L90 truck owners who are looking for a more durable converter along with a slightly increased stall speed. TCM tuning required!


This converter is a fantastic upgrade over the OE 6L80 Converters. A daily-driver friendly stall speed coupled with billet components makes this a no-brainer for your mild cam 6L80 build!

  • Converter Diameter: 300mm - 12" 
  • Stall Speed Options - Factory (1800-2000rpm) up to 2600rpm
  • Billet Front Cover
  • Triple Disk Lockup
  • Furnaced Brazed Impeller
  • Flanged Style Hub
  • Bearing Retainer

Converter Recommendations

  • 245mm - N/A Combinations (Cars and RCSB Trucks)
  • 258mm - Boosted Combinations (Cars, RCSB Trucks, and aggressive ECSB/CCSB trucks)
  • 265mm - N/A or Boosted Extended Cab/Crew Cab Trucks 
  • 300mm/Triple Disk Pro Series - Very mild cam combinations or OE stall speed / heavy duty replacements