This particular part is calle the "Spare Tire Carrier".
I need to find a tire carrier for a 2004 nissan frontier 4x4 under the bed
Jimmie Johnson's 2011 Nascar Sprint Cup Series pit crew:Crew Chief - Chad KnausJackman - T.J. FordGasman - Brandon HarderFront Tire Changer - Colin FambroughFront Tire Carrier - Art SimmonsRear Tire Changer - Calvin TeagueRear Tire Carrier - Matt TyrrellSpotter - Earl Barban
Jeff Gordon's 2010 Pit Crew:Crew Chief - Steve LetarteCar Chief - Jason BurdettSpotter - Jeff DickersonGas Man - Caleb HurdJackman - Jeff CookFront Tire Changer - Clay RobinsonFront Tire Carrier - Mike HoustonRear Tire Changer - Joe SlingerlandRear Tire Carrier - Matt VermeerCatch Can - Jamie FradyEighth Man - Andy KruepBack up Changer - Colin FambroughPit Crew Coach - Greg MorinAssistant Pit Coach - Keith FlynnThe #24 and #48 teams swapped crews for the final two races of 2010.
There are several possibilities; it could be bulbs, ground wire or connections or possibly even the turn signal switch.
FullDroopTV - 2013 Silverado Rear Bumper and Tire Carrier 1-4 was released on: USA: 23 April 2013
Carl Edwards' 2011 Nationwide Series pit crew:Crew Chief: Mike BeamJackman: Jeremy NeeleyFront Tire Changer: Thomas HatcherRear Tire Changer: Jason RomesburgFront Tire Carrier: Josh ShipplettRear Tire Carrier: Garrett Reding
I'm semi-sure it's called a spare tire carrier.
The 2012 Nascar #43 car pit crew members:Crew Chief - Greg ErwinJack Man - Kevin WingGas Man - Derrick JenningsFront Tire Changer - Greg DonlinFront Tire Carrier - Sam GibsonRear Tire Changer - DJ EdwardsRear Tire Carrier - Lance HannaSpotter - Tony Hirschman
Dale Jr's 2011 Nascar Sprint Cup Series Pit Crew:Crew Chief - Steve LetarteGas Man - Caleb HurdJackman - Jeff CookFront Tire Changer - Clay RobinsonFront Tire Carrier - Mike HoustonRear Tire Changer - Joe SlingerlandRear Tire Carrier - Matt Ver Meer
Jeff Gordon's 2011 Pit Crew:Crew Chief: Alan GustafsonGas Man: Brad PickensJackman: Bailey WalkerSpotter: Jeff DickersonFront Tire Changer: Kelly KellisFront Tire Carrier: Michael OxendineRear Tire Changer: Josh KirkRear Tire Carrier: Gene Cornwell
Dale Jr's 2012 Nascar Sprint Cup Series pit crew:Crew Chief - Steve LetarteGas Man - Caleb HurdJack Man - Jeff CookFront Tire Changer - Clay RobinsonFront Tire Carrier - Mike HoustonRear Tire Changer - Joe SlingerlandRear Tire Carrier - Matt Ver Meer