1984 Mack MC Replacement Shift Knobs
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- Dorman HD Solutions®Heavy Duty Air Shift KnobMack MC 1984, Heavy Duty Air Shift Knob by Dorman HD Solutions®. Dorman's Air Shift Knob restores functionality of alternating ranges and gears. Often fails due to lack of maintenance and breakage, this Shift Knobs is constructed from...Direct replacement for a proper fitEasy to install$30.46 - $58.46