High clearance running boards

[oldolds67442]

Does anyone have the part number for the 2021 at4 off road high clearance step/running boards for the short box? 
my searching skills aren’t paying off on this. 
thanks. 

[Beaglie1968]

I bought 84630474 for my 2020 Elevation.  I bought them off Ebay for $500.  

[shanemoon]

Also interested in this. I've been trying to find them for the past week or so to no avail. I like the look of them and they seem to not impede clearance much, if at all.

Doesn't seem like they've been populated into GM parts catalogs yet.

[shanemoon]

On 1/2/2021 at 8:56 AM, oldolds67442 said:

Does anyone have the part number for the 2021 at4 off road high clearance step/running boards for the short box? 
my searching skills aren’t paying off on this. 
thanks. 

Looks like the aforementioned 84630474 is correct.

https://www.ebay.com/itm/2019-2021-GMC-Sierra-Crew-Cab-OEM-84630474-Black-running-boards-side-step-bars-/124507744700?item=124507744700&vxp=mtr&ViewItem=&nma=true&si=kjoaOvD5nbc2b%2FXLe6MZHnO3rDY%3D&orig_cvip=true&nordt=true&rt=nc&_trksid=p2047675.l2557

[redwngr]

Can't help with part numbers, but here's the RPO codes:

 

VXW         NEW!  LPO, AT4 high clearance step, (dealer-installed)
1 -  Included in (PDG) AT4 premium package. Not available with any other RPO or LPO assist step. 

 

Regular one for AT4

S6L         LPO, Sport Step, Black, (dealer-installed)
1 -  Not available with any other RPO or LPO assist step.

[Beaglie1968]

Search for "GM RUNNING/STEP BOARDS 2019- 20 GMC SIERRA 1500 TO 3500 CREW CAB MATTE BLACK OEM" from seller mcquirewholesale.$449 + $50 shipping.    I installed them yesterday in less than 30 minutes on my 2020 GMC sierra 1500 Elevation.  They have over 10 available.