APDTY 112793 4-Wheel Drive Front Axle Actuator & Wiring Harness Fits 1980-2013 Models Listed (Used As Upgrade On 1980-1995 Models; Converts Gas Charged Design 26013495 To Electrically Controlled) Complete Kit To Replace Or Upgrade Your 4WD Actuator Includes Wiring Harness With Heat Shield Upgrades Thermal/Gas Charged Actuator With Reliable Electrical Actuator Instructions Included Meets or Exceeds OE Specs