07-18 Cummins 6.7 BD Diesel 68RFE Big Stack Shaft & Drum Kit

  • Sale
  • Regular price $1,149.95


Are you a looking to rebuild your own transmission and needing some specialty parts to match your application? BD offers a range of rebuild parts kits featuring the same parts we use in our own performance transmissions for the seasoned builder to complete the job. All kits include the basic rebuild parts and gaskets and have the added touches that range from stock HP up to our Stage 4 Master Kit - which is pretty well everything we put in our own transmission rebuilds.


  • Big stack overdrive shaft, reaction plates, and large input drum
  • Large input drum apply area to increase toque holding by a further 16%
  • 54% increased torque holding capacity
  • 16 Overdrive friction surfaces
  • Billet QT100 Reaction plates
  • Longer clutch engagement area
  • 33% more steel mass for better heat absorption
  • Raybestos clutches B29308L / B29309L are required (included in BD Build-It kits)


  • 12-Months


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