Whether you have an early model truck with cast spoke (Dayton) wheels or a brand new truck with steel disc wheels, these covers fit them all.

Universal Simulator Styles

Premounted Lug Nut Covers

Premounted Lug Nut Covers

Universal Integrated Lug Nut Covers

Integrated Bump-Out Lug Nut Covers

Universal Simulator Features

dump truck

uni-semi

Truly Universal for any wheel.

  • Available in sizes to fit 20” & 22.5” and 22” & 24.5”.
  • High-quality, non-magnetic 304L stainless steel—will not rust, pit, corrode or turn yellow.
  • Easy care and low maintenance for years to come.

Made in USA, Lifetime Guarantee, Mirror Shine Finish

Cast Spoke Wheels Before & After

Cast Spoke Wheels
Before and After

Integrated Lug Nuts Bump-Out Feature

With our Integrated Bump-Out Design, you get the styling of lug nuts, yet cleaning is a snap since you don’t have the full lug nut cover to wash around.

Mounting

Universal Simulators are for cast spoke (Dayton) or steel disc wheels. Truly Universal for any wheel. Center mount system makes installation simple and D.O.T. inspections easy.

Center Mount

Center Mount

For Steel Disc Wheels (Center Mount Bracket)

Wheel Size Lugs Wheel Part # Lug Nut Style Front Rear Rear w/Extensions
22.5″ 8 28869, 29028, 90973, 28484, 8884 Premounted Lug Nuts RW1170LK-34C RW1021LK-UC RW1021LXK-UC
22.5″ 8 28869, 29028, 90973, 28484, 8884 Integrated Bump-Out Design RW1170BK-34C RW1021BK-UC RW1021BXK-UC
20″* or 22.5″ 10 27403, 28408, 28487, 28510, 29001, 29039, 29300, 50408, 50487, 87904, 90260, 90262, 90541 Premounted Lug Nuts RW1173LK-34C RW1021LK-UC RW1021LXK-UC
20″* or 22.5″ 10 27403, 28408, 28487, 28510, 29001, 29039, 29300, 50408, 50487, 87904, 90260, 90262, 90541 Integrated Bump-Out Design RW1173BK-34C RW1021BK-UC RW1021BXK-UC
24.5″ 10 27406, 28409, 28410, 28641, 28827 Premounted Lug Nuts RW1177LK-34C RW1023LK-UC RW1023LXK-UC
24.5″ 10 27406, 28409, 28410, 28641, 28827 Integrated Bump-Out Design RW1177BK-34C RW1023BK-UC RW1023BXK-UC

*NOTE: 20” rim must have an outside diameter of 23”

For Cast Spoke Wheels (Center Mount Bracket)

Wheel Size Lug Nut Style Front Rear Rear w/Extensions
20″ or 22.5″ Premounted Lug Nuts RW1121LK-34C RW1021LK-UC RW1021LXK-UC
20″ or 22.5″ Integrated Bump-Out Design RW1121BK-34C RW1021BK-UC RW1021BXK-UC
22″ or 24.5″ Premounted Lug Nuts RW1123LK-34C RW1023LK-UC RW1023LXK-UC
22″ or 24.5″ Integrated Bump-Out Design RW1123BK-34C RW1023BK-UC RW1023BXK-UC
26″ Premounted Lug Nuts RW1178LK-34C RW1023LK-UC RW1023LXK-UC
26″ Integrated Bump-Out Design RW1178BK-34C RW1023BK-UC RW1023BXK-UC