Heavy Duty Truck Parts Sales & Service

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Drivetrain Service has been repairing steer axles and spindles for over 30 years. Our master machinists have developed specialty tooling and fixtures to be able to machine and rebuild any axle and spindle in the market today.

  • Spindles rebushed
  • Worn or damaged bushing holes sleeved back to OEM specs
  • Repair damaged grease cap threads
  • Repair damaged thrust bearing surfaces
  • Renew inner and outer bearing surfaces and spindle threads


  • Bore and sleeve worn I-Beam / steer axle holes using 4140 hardened chrome moly bushings for longer than original OEM life cycle.
  • Repair thrust bearing surface
  • Repair Mack tapered axle holes
  • EDM services to remove broken bolts and key wedges


  • Complete stock of King Pin kits