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Revmax Signature Series 68RFE 550 2WD Transmission Package | 19-22 6.7L Cummins


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Revmax brings you our  Signature Series 550  performance automatic transmission. Rated to hold up to 550HP at the rear wheels. These units are built to the most stringent tolerances by one expert technician from beginning to end, and each unit is signed by the technician when finished. We don’t just say we have pride in our transmission, we literally put our name on it.  This transmission features the following:

** Trucks with tires that are larger than 35″ will not be covered under warranty unless proof of a differential gear change is provided **


Disassembly Process and Cleaning

  • Complete disassembly of the entire transmission, all wearable “soft parts” are discarded.
  • Casing and housings are washed in our 190-degree hot wash tank.
  • Hard parts are thoroughly inspected and then either discarded or hand washed
  • Casing is thoroughly checked for any cracks or damage



  • RevMax Patented Direct Oiling Billet Input Shaft
  • Billet Stage 5 Triple Disc Torque Converter w\ Custom stator assembly
  • Revmax Proprietary 550 High Capacity Input Clutch Housing
  • Billet OD Pressure Plate
  • Billet UD Pressure Plate
  • 2x Thick Accumulator Plate with Reinforced and Added Threads, Hardware
  • Billet 3/2 Triple Double Seal Accumulator Pistons
  • Transgo Steel SSV Valve and End Plug
  • Upgraded Smooth-Lock TCC Switch Valve
  • Billet ZeroFlex 6061 Billet Valve Body Channel Plate
  • RevMax leak-free bonded separator plate that is 2.5x thicker than OEM.
  • 4 clutch 2nd clutch with GPZ clutches
  • Billet 2nd clutch piston assembly
  • 4 clutch 4th Clutch pack with GPZ clutches
  • Custom 4th clutch pressure plate
  • Red Eagle High-Performance Low /Reverse Clutches
  • High Energy Reverse Clutches
  • Revmax High-Pressure Pump
  • Revmax Billet Towing HD Valve Body
  • Brand New Internal Solenoid Pack
  • Custom calibrated Revmax performance valve body, fully tested on our computerized valve body dyno
  • Extra deep 4.5-quart additional cast aluminum pan with drain plug
  • Billet Filter Screw
  • 2-year unlimited mileage warranty.

Additional information

Weight 325 lbs
Dimensions 36 × 24 × 36 in


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