Mack King Pin Adjusting Screw Tool Kit

  • Makes working on your Mack easier
  • Quickly remove and install Mack king pin caps on 10,500, 12,000, 16,000, 18,000 and 20,000 lb. axles with a pneumatic impact gun
  • Repair internal threads in housing bores of corresponding diameters with your breaker bar or ratchet
  • New cross design of king pin cap tool greatly reduces camming or “walking” action
  • New king pin cap tool allows use of high-torque pneumatic impact gun to install or remove king pin cap
  • Thread chasers have leading threads near each end face for reversibility and ease in repairing internal threads
  • Patented design, heat treating, and plating process extend longevity of tools
SKU: XKR84B Category:

Product description

Make working on your Mack truck easier!
• Remove and install Mack kingpin caps (adjusting screw) on
10.5k, 12k, 16k, 18k and 20k lb. axles an impact gun.
• Repair the threads in housing without having to use a machine
tool tap
• Design of king pin cap tool reduces “walking” and eliminates
• The thread chasers are used to repair threads and save the
spindle assembly
• Leading threads on each end of thread chasers for
• Patented design and process extend the longevity of the tools

Additional information

Item Number


Product Type

King pin removal kit

Product Weight

5.90 lbs

Compatible With

Mack truck