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Circle D Specialties

Circle D Specialties

  • 230mm Billet Aluminum Bolt-Together Upgrade

    Original price $1,300.00 - Original price $1,300.00
    Original price
    $1,300.00
    $1,300.00 - $1,300.00
    Current price $1,300.00
    In stock

    Original price $1,300.00 - Original price $1,300.00
    Original price
    $1,300.00
    $1,300.00 - $1,300.00
    Current price $1,300.00
  • 252mm Billet Aluminum Bolt-Together Upgrade

    Original price $500.00 - Original price $500.00
    Original price
    $500.00
    $500.00 - $500.00
    Current price $500.00
    In stock

    Original price $500.00 - Original price $500.00
    Original price
    $500.00
    $500.00 - $500.00
    Current price $500.00
  • 258mm Billet Aluminum Bolt-Together Upgrade

    Original price $1,996.00 - Original price $1,996.00
    Original price
    $1,996.00
    $1,996.00 - $1,996.00
    Current price $1,996.00
    In stock

    Original price $1,996.00 - Original price $1,996.00
    Original price
    $1,996.00
    $1,996.00 - $1,996.00
    Current price $1,996.00
  • Bolt-Together Upgrade

    Original price $500.00 - Original price $500.00
    Original price
    $500.00
    $500.00 - $500.00
    Current price $500.00
    In stock

    Original price $500.00 - Original price $500.00
    Original price
    $500.00
    $500.00 - $500.00
    Current price $500.00
  • CDS Classic Pocket Tee

    Original price $25.00 - Original price $30.00
    Original price
    $25.00 - $30.00
    $25.00 - $30.00
    Current price $25.00

    4.3 oz., 100% combed ringspun cotton fine jersey Heather Gray 90 Cotton/10 Poly 32 singles Fabric laundered for reduced shrinkage 1x1 baby rib-kni...

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    Original price $25.00 - Original price $30.00
    Original price
    $25.00 - $30.00
    $25.00 - $30.00
    Current price $25.00
  • CDS LS / LSA / Gen-V LT Billet Flexplates

    Original price $369.00 - Original price $399.00
    Original price
    $369.00 - $399.00
    $369.00 - $399.00
    Current price $369.00

    If you're looking for the ultimate flexplate solution for your LS, LSA, or Gen-V LT application then you've come to the right place!!  We have engi...

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    Original price $369.00 - Original price $399.00
    Original price
    $369.00 - $399.00
    $369.00 - $399.00
    Current price $369.00
  • CDS Retro Summer

    Original price $20.00 - Original price $25.00
    Original price
    $20.00 - $25.00
    $20.00 - $25.00
    Current price $20.00

    Original price $20.00 - Original price $25.00
    Original price
    $20.00 - $25.00
    $20.00 - $25.00
    Current price $20.00
  • CDS Shop Banner 2' x 5'

    Original price $40.00 - Original price $40.00
    Original price
    $40.00
    $40.00 - $40.00
    Current price $40.00

    Bring the #TeamCDS experience to your home, office, or garage wall with this 2' x 5' vinyl banner!

    Original price $40.00 - Original price $40.00
    Original price
    $40.00
    $40.00 - $40.00
    Current price $40.00
  • CDS Summer '23 Limited

    Original price $25.00 - Original price $25.00
    Original price
    $25.00
    $25.00 - $25.00
    Current price $25.00

    * FREE WITH ANY CONVERTER PURCHASE*

    Original price $25.00 - Original price $25.00
    Original price
    $25.00
    $25.00 - $25.00
    Current price $25.00
  • CDS Team Hat

    Original price $35.00 - Original price $35.00
    Original price
    $35.00
    $35.00 - $35.00
    Current price $35.00

    Richardson 172 Fitted Plus Sportmesh Cap with R-Flex Features 98/2 polyester/spandex Structured, six-panel, mid-profile SportMesh fabric side and ...

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    Original price $35.00 - Original price $35.00
    Original price
    $35.00
    $35.00 - $35.00
    Current price $35.00
  • CDS Team Hoodie

    Original price $40.00 - Original price $45.00
    Original price
    $40.00 - $45.00
    $40.00 - $45.00
    Current price $40.00

      100% ring spun cotton face 8.3-ounce, 65/35 ring spun cotton/polyester Jersey-lined, two-piece hood Dyed-to-match drawcords with aluminum gromme...

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    Original price $40.00 - Original price $45.00
    Original price
    $40.00 - $45.00
    $40.00 - $45.00
    Current price $40.00
  • CDS Team Shirt

    Original price $15.00 - Original price $15.00
    Original price
    $15.00
    $15.00 - $15.00
    Current price $15.00

    Original price $15.00 - Original price $15.00
    Original price
    $15.00
    $15.00 - $15.00
    Current price $15.00
  • CDS Team Sweatshirt

    Original price $35.00 - Original price $40.00
    Original price
    $35.00 - $40.00
    $35.00 - $40.00
    Current price $35.00

    1x1 rib with spandex Air jet yarn for softer feel and reduced pilling Double-needle stitching at shoulder, armhole, neck, waistband and cuffs Fibe...

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    Original price $35.00 - Original price $40.00
    Original price
    $35.00 - $40.00
    $35.00 - $40.00
    Current price $35.00
  • CDS Team Zipper Hoodie

    Original price $40.00 - Original price $45.00
    Original price
    $40.00 - $45.00
    $40.00 - $45.00
    Current price $40.00

    100% ring spun cotton face 8.3-ounce, 65/35 ring spun cotton/polyester Jersey-lined, two-piece hood Dyed-to-match drawcords with aluminum grommet...

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    Original price $40.00 - Original price $45.00
    Original price
    $40.00 - $45.00
    $40.00 - $45.00
    Current price $40.00
  • Circle D Specialties - Gift Card

    Original price $100.00 - Original price $1,000.00
    Original price
    $100.00 - $1,000.00
    $100.00 - $1,000.00
    Current price $100.00

    Original price $100.00 - Original price $1,000.00
    Original price
    $100.00 - $1,000.00
    $100.00 - $1,000.00
    Current price $100.00
  • Dodge 10" HP Series 8HP70 Torque Converter

    Original price $1,499.00 - Original price $1,499.00
    Original price
    $1,499.00
    $1,499.00 - $1,499.00
    Current price $1,499.00

    The HP series 10" 8HP70/75 converter is based on the factory core with some adjustments for stall speed and power handling capability. Great choice...

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    Original price $1,499.00 - Original price $1,499.00
    Original price
    $1,499.00
    $1,499.00 - $1,499.00
    Current price $1,499.00
  • Dodge 10" HP Series 8HP90 Torque Converter

    Original price $1,599.00 - Original price $1,599.00
    Original price
    $1,599.00
    $1,599.00 - $1,599.00
    Current price $1,599.00

    The HP series 10" 8HP90/95 converter is based on the factory core with some adjustments for stall speed, forced induction type, and power handling ...

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    Original price $1,599.00 - Original price $1,599.00
    Original price
    $1,599.00
    $1,599.00 - $1,599.00
    Current price $1,599.00
  • Dodge 11" HP Series 545/65RFE Torque Converter

    Original price $799.00 - Original price $799.00
    Original price
    $799.00
    $799.00 - $799.00
    Current price $799.00

    Feature packed for its price point, this converter will be sure to make you smile. Includes: Billet Front Cover 5/16" and 10x1.5 bolt holes High C...

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    Original price $799.00 - Original price $799.00
    Original price
    $799.00
    $799.00 - $799.00
    Current price $799.00
  • Dodge 11" HP Series NAG1 Torque Converter

    Original price $799.00 - Original price $799.00
    Original price
    $799.00
    $799.00 - $799.00
    Current price $799.00

    The HP series 11" Nag converter is based on the factory core with some adjustments for stall speed and power handling capabilty. Great choice for a...

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    Original price $799.00 - Original price $799.00
    Original price
    $799.00
    $799.00 - $799.00
    Current price $799.00
  • Dodge 258mm Pro Series 545RFE Torque Converter

    Original price $1,099.00 - Original price $1,429.00
    Original price
    $1,099.00 - $1,429.00
    $1,099.00 - $1,429.00
    Current price $1,099.00

    Flanged Style Hub Furnace Brazed Pump/Turbine Hand TIG Welded Turbine Hub Torrington Style Bearings CDS Exclusive Billet Front Cover and Lockup Pi...

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    Original price $1,099.00 - Original price $1,429.00
    Original price
    $1,099.00 - $1,429.00
    $1,099.00 - $1,429.00
    Current price $1,099.00
  • Ford 11" HP Series 4R100/E4OD Torque Converter

    Original price $879.00 - Original price $879.00
    Original price
    $879.00
    $879.00 - $879.00
    Current price $879.00

      Billet Front Cover New 3 Disk Luk Clutch Pack Furnace Brazed Pump and Turbine  Torrington Bearings on all 3 Thrust Surfaces 4 or 6 lug options t...

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    Original price $879.00 - Original price $879.00
    Original price
    $879.00
    $879.00 - $879.00
    Current price $879.00
  • Ford 11" HP Series 4R70 Torque Converter

    Original price $879.00 - Original price $879.00
    Original price
    $879.00
    $879.00 - $879.00
    Current price $879.00

    11" Design  Billet Front Cover New 3 Disk Lock Clutch Pack vs Factory Single Furnace Brazed Pump and Turbine  Torrington Style Bearings on all 3 T...

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    Original price $879.00 - Original price $879.00
    Original price
    $879.00
    $879.00 - $879.00
    Current price $879.00
  • Ford 12" HP Series 4R100/E4OD Torque Converter

    Original price $879.00 - Original price $879.00
    Original price
    $879.00
    $879.00 - $879.00
    Current price $879.00

    12" Factory Design  Billet Front Cover New 3 Disk Luk Clutch Pack Furnace Brazed Pump and Turbine  Torrington Bearings on all 3 Thrust Surfaces 4 ...

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    Original price $879.00 - Original price $879.00
    Original price
    $879.00
    $879.00 - $879.00
    Current price $879.00
  • Ford 245mm Pro Series 4R70 Torque Converter

    Original price $1,099.00 - Original price $1,729.00
    Original price
    $1,099.00 - $1,729.00
    $1,099.00 - $1,729.00
    Current price $1,099.00

    This is THE converter to get for your 4r7X equipped N/A, Nitrous, or Centrifugal supercharged Ford.  Furnace Brazed  Hand TIG Welded  Torrington S...

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    Original price $1,099.00 - Original price $1,729.00
    Original price
    $1,099.00 - $1,729.00
    $1,099.00 - $1,729.00
    Current price $1,099.00

Tech Articles

  • 4L80 Torque Converter Clutch Drag?
    Brady Fedro

    4L80 Torque Converter Clutch Drag?

    Let's talk about torque converter clutch drag when using a multi disc torque converter in a 4L80E transmission. We see this issue come up from time to time, especially (but not limited to) in 4L80E applications equipped with a transbrake...

    Read now