dct swap transmission adapter

DCT Transmission Adapter

Lightweight billet aluminum adapters to connect your DCT transmission to a proper 1-Piece driveshaft yoke. Two versions for any DCT application. Adapters are drilled for larger and stronger 7/16 yoke bolts, all hardware included.


135i/335i version weighs just 12.6 ounces to keep rotational mass low. Dynamically balanced using software during design. The "Small" version is for applications using the DCT transmission from a 135i or 335i. The "Large" version for all other DCT application such as E9x M3 or F80 M4.


  • Tapered bolt hole flanges provide a snug fit into the output flange
  • This design assists in relieving stress off the bolts
  • Includes the best hardware you can buy
  • Works with the SPICER 1350: # 3-2-119 or equivalent yokes


    Add 1350 Yoke