Transmission Service Info

47RH & 47/48RE

  • First service at 1,500 miles. Easy/moderate use during break in. No abuse or heavy towing (over 10,000lbs)
  • Every 20,000 miles after that. If you see above average "work" i.e. heavy towing/heavy foot, more frequent services may be necessary. Contact TRE if you have any questions on frequency for your application
  • Only use DEX/MERC fluid
  • New fluid and filter with EVERY service
  • Check band adjustments at EVERY service.
    • AUTO VB (Front band, torque to 72 inch lbs, back off 1.75 turns| Rear band, torque to 72 inch lbs, back off 3 turns)
    • FMVB (Front band, torque to 72 inch lbs, back off 1.75 turns| Rear band, torque to 72 inch lbs, back off 2.75 turns)
  • *Comp Units may be subject to more frequent service intervals based on HP/Application*

68RFE

  • First service at 2,500 miles. Easy use. No abuse or heavy towing.
  • Every 20,000 miles after that
  • ATF +4 Full Synthetic only
  • New OEM Mopar filters at every service. Buy from a dealer! Just because they have the Mopar "M" logo on them and Amazon says they are Mopar, doesn't mean that they are!