Pacific Dualies Wheel Simulators for Chevy and GMC installed on catering food trucks

This is a quick reference guide for installing wheel simulators on your catering food truck. When it comes to Pacific Dualies wheel simulators, there are several over / under lug mounting options available to achieve a clean and durable wheel look.


Here are the most common mounting designs used for Chevy / GMC in the food truck catering industry.


  • 1974 – 2004 Chevy HD3500 / P30 Chassis (installed on 19.5” Wheels)
    • Pacific Dualies Over Lug 19.5 inch Wheel Simulator for Chevy and GMC shown on Chairman Food Truck
  • This is Pacific Dualies Wheel Simulator part # 30-1950W.

  • a. This shows an over lug design that mounts using 2 stud extenders, and 2 lug nut covers per wheel.
  • b. You do not need to remove any of the OEM lug nuts to install these.
  • c. Place the wheel cover on top of the wheel, making sure to line up the wheel cover with the vent holes on the steel wheel.
  • d. Screw down the stud extenders on top of the 2 OEM wheel studs that match the stud holes on the wheel cover (hand tighten only using the hex key provided).
  • e. Screw down the lug nut covers on top of the stud extenders. Hand tighten only using the “T Handle” wrench provided.
  • f. Repeat steps b – e for the remaining wheel covers.


Pacific Dualies Over Lug Mounting Diagram

  • 1974 – 2000 Chevy 3500, with OEM stud ring (16” wheels, 8 Lugs) and 1974-2002 Chevy G30 Van
    • Pacific Dualies Over Lug 16 inch Wheel Simulator for Chevy and GMC shown on AZ Canteen Food Truck
  • This is Pacific Dualies Wheel Simulator part # 38-1608.

  • a. This shows an under the lug design that mounts using all the OEM lug nuts.
  • b. You will need to jack up the vehicle, and remove all 8 OEM lug nuts, and the OEM stud ring.
  • c. Place the wheel cover on to the bare wheel, making sure the vent holes on the wheel cover line up properly with the vent holes on the steel wheel.
  • d. Place the OEM stud ring inside the retainer ring, with the dowel pins facing out, just like it is on the OEM wheel.

    • Pacific Dualies Under Lug Mounting Diagram
    Pacific Dualies Under Lug OEM Ring Mounting Diagram
  • e. Place the OEM ring on top of the wheel cover. Now re-install the OEM lug nuts and tighten them down per OEM specs with a torque wrench.
  • f. Place the center on top of the wheel cover assembly, and line up the screw posts on the retainer ring with the screw holes on the center cap.
  • g. Hand tighten the 2 screws using a screw driver.
  • h. Repeat steps b – g for the remaining wheel covers.


Find the right wheel simulators for your catering food truck at: www.pacificdualies.com