Running Board for 2023 GMC Sierra 2500 HD
1. Step Bar Assembly 
2. Assist Steps, 6-Inch Rectangular, Chrome 
3. Assist Steps, 6-Inch Rectangular, Chrome 
4. Step Bar Assembly 
5. 6-Inch Rectangular Assist Steps, Chrome 
6. Assist Steps, Work Step 
7. Assist Steps, 4" Round 
8. Left 
9. Right 
10. Front right 
11. Sport Step Assist Steps 
12. Assist Steps, Sport 
13. Left 14. Step Bar Assembly Rear Cap No.
Part # / Description / Price
Price
1
Step Bar Assembly 
GM
GM Positions: Right
Description: Upgrade your crew cab truck with the genuine GM OEM Step Bar Assembly (MPN: 85528980), a power retractable chrome stepping solution designed for convenient vehicle entry and exit. This authentic General Motors part delivers OEM-quality construction and sea ...
$1,152.93
$1,152.93
1
$1,327.63
1
Step Bar Assembly GM
GM Positions: Left
Description: Upgrade your crew cab truck with the genuine GM OEM Step Bar Assembly (MPN: 86828400), a power retractable chrome stepping solution designed for convenient entry and exit on select GM vehicles. This authentic General Motors part delivers reliable functiona ...
$1,147.68
$1,147.68
1
Step GM
GM Positions: Left
Description: # Product Description
Upgrade your truck's functionality with the Genuine GM OEM Step (MPN: 86311971), a power retractable crew cab step designed for convenient entry and exit. This authentic General Motors part delivers reliable performance and seamless ...
$1,100.30
$1,100.30
1
Running Board Step GM
GM Description: Genuine GM OEM Running Board Step (MPN: 84208264) designed for double cab trucks, these 4-inch round assist steps provide safe, stable entry and exit with molded traction pads and grooved surfaces. This Chevrolet side step accessory includes complete mount ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
4-Inch Round Assist Steps, Chrome GM
GM Description: **Product Description:**
The Genuine GM OEM 4-Inch Round Assist Steps (MPN: 85715887) are premium chrome running boards engineered to enhance vehicle access and safety on select GM vehicles. These durable truck side steps feature a textured, non-slip surf ...
MSRP $695.00
$568.16
MSRP $695.00
$568.16
1
Running Board Step GM
GM Description: **Product Description:**
The Genuine GM OEM Running Board Step (MPN: 84208267) is a heavy-duty truck side step designed to provide safe, convenient entry and exit from your vehicle. This authentic General Motors assist step features a durable round design ...
MSRP $695.00
$568.16
MSRP $695.00
$568.16
1
Running Board Step GM
GM Description: The Genuine GM OEM Running Board Step (MPN: 84208268) is a chrome-finished assist step designed for Regular Cab trucks, providing safe and convenient entry and exit from your vehicle. This authentic General Motors truck side step features a traction pad wi ...
MSRP $695.00
$568.16
MSRP $695.00
$568.16
1
Running Board Step GM
GM Description: # Product Description
Upgrade your vehicle's accessibility and appearance with the Genuine GM OEM Running Board Step (MPN: 84212738). These truck assist steps are engineered specifically for select GM vehicles, including Chevrolet and GMC trucks, providin ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
6-Inch Rectangular Assist Steps, Black GM
GM Description: Upgrade your truck's accessibility and curb appeal with the Genuine GM OEM 6-Inch Rectangular Assist Steps (MPN: 86574757) in sleek black. These heavy-duty truck side steps feature a textured, non-slip traction surface with molded grooves to safely support ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
Running Board Step GM
GM Description: **Genuine GM OEM Running Board Step (MPN: 84212741) – Chrome Assist Steps for Regular Cab Trucks**
The Genuine GM OEM Running Board Step (MPN: 84212741) is a chrome-plated assist step designed to provide safe, convenient access to your truck cab while a ...
MSRP $695.00
$568.16
MSRP $695.00
$568.16
1
Running Board Step GM
GM Description: # Product Description
The GM OEM Running Board Step (MPN: 84212742) is a genuine General Motors assist step designed to provide safe, convenient access to regular cab trucks. This authentic truck side step features a durable traction pad with molded plast ...
MSRP $750.00
$613.13
MSRP $750.00
$613.13
1
Running Board Step GM
GM Description: # Product Description
Upgrade your vehicle's accessibility and style with the Genuine GM OEM Running Board Step (MPN: 84388997), a Chevrolet assist step designed to make entering and exiting your truck safer and easier. This authentic General Motors work ...
MSRP $455.00
$371.96
MSRP $455.00
$371.96
1
Running Board Step GM
GM Description: # Product Description
Upgrade your truck's accessibility and style with the Genuine GM OEM Running Board Step (MPN: 84388998), engineered specifically for Chevrolet double cab trucks. This heavy-duty assist step features a non-slip traction pad with molde ...
MSRP $495.00
$404.66
MSRP $495.00
$404.66
1
Running Board Step GM
GM Description: The Genuine GM OEM Running Board Step (MPN: 84388999) is an essential truck accessory designed to provide safe, convenient access to your vehicle's cabin. This authentic General Motors side step features a textured traction pad with molded grooves that del ...
MSRP $525.00
$429.19
MSRP $525.00
$429.19
1
Sport Step Assist Steps With Sierra Script GM
GM Description: # Sport Step Assist Steps With Sierra Script - GMC OEM Part
The Genuine GM OEM Sport Step Assist Steps With Sierra Script (MPN: 84742432) are premium truck side steps engineered to provide safe, convenient access to your GMC vehicle while delivering disti ...
MSRP $1,095.00
$895.16
MSRP $1,095.00
$895.16
1
Running Board Step GM
GM Description: Upgrade your truck's accessibility and style with the Genuine GM OEM Running Board Step (MPN: 84742428), a premium assist step designed to make entering and exiting your vehicle safer and more convenient. These durable crew cab side steps feature a texture ...
MSRP $1,095.00
$895.16
MSRP $1,095.00
$895.16
1
Driver Side Assist Step GM
GM Positions: Left
Description: The Driver Side Assist Step (MPN: 84973591) is a genuine GM OEM part engineered to provide safe and convenient vehicle access for drivers and passengers. This authentic General Motors component improves entry and exit capability on select GM vehicles and m ...
MSRP $1,247.34
$819.04
MSRP $1,247.34
$819.04
1
Step Bar GM
GM Positions: Right
Description: Genuine GM OEM Step Bar MPN 84973592 is a power retractable chrome stepping solution designed for crew cab trucks, providing safe and convenient entry and exit for passengers. This authentic General Motors part delivers durable performance and factory-orig ...
MSRP $1,247.34
$819.04
MSRP $1,247.34
$819.04
1
Driver Side Assist Step GM
GM Positions: Left
Description: The GM OEM Driver Side Assist Step (MPN: 84973593) is a genuine factory replacement part engineered to provide safe and reliable vehicle entry and exit. This authentic General Motors component delivers durable performance on select GM vehicles and is ideal ...
MSRP $369.10
$243.47
MSRP $369.10
$243.47
1
Step Bar GM
GM Positions: Right
Description: Upgrade your crew cab with the Genuine GM OEM Step Bar (MPN: 84973594), a power retractable running board designed to enhance accessibility and style for select GM vehicles. This authentic General Motors part combines practical functionality with sleek bla ...
MSRP $369.10
$243.47
MSRP $369.10
$243.47
1
4-Inch Round Assist Steps - Chrome - Crew Cab GM
GM Description: The Genuine GM OEM 4-Inch Round Assist Steps (MPN: 85715890) are factory-engineered chrome running boards designed to enhance accessibility and safety for Crew Cab trucks. These authentic General Motors side steps deliver reliable performance and professio ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
4-Inch Round Assist Steps - Black - Crew Cab GM
GM Description: **Paragraph:**
The GM OEM 4-Inch Round Assist Steps (MPN: 85715891) are authentic General Motors running boards engineered to enhance truck accessibility and safety on crew cab models. These genuine GM side steps feature a textured, non-slip surface design ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
6-Inch Rectangular Assist Steps, Chrome GM
GM Description: # Product Description
Upgrade your vehicle's accessibility and curb appeal with the Genuine GM OEM 6-Inch Rectangular Assist Steps (MPN: 86574743), professionally engineered chrome side steps for Chevrolet Crew Cab trucks. These authentic General Motors t ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
6-Inch Rectangular Assist Steps, Black GM
GM Description: The Genuine GM OEM 6-Inch Rectangular Assist Steps (MPN: 86574744) are authentic truck running boards engineered for select GM vehicles seeking enhanced entry and exit convenience. These black side steps combine factory-tested durability with a textured, s ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
3
Driver Side Assist Step Front Finish Cap GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The Driver Side Assist Step Front Finish Cap (MPN: 84561326) is a genuine GM OEM part engineered to provide a polished, completed look to your vehicle's assist step while protecting underlying components. This authentic General Motors replacement part is p ...
MSRP $17.38
$12.48
MSRP $17.38
$12.48
3
Passenger Side Assist Step Front Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: The GM OEM Passenger Side Assist Step Front Finish Cap (MPN: 84561327) is a genuine General Motors exterior trim component engineered to complete your vehicle's assist step with a polished, factory-finished appearance. This authentic GM part meets strict O ...
MSRP $17.38
$12.48
MSRP $17.38
$12.48
3
Driver Side Assist Step Front Finish Cap GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The GM OEM Driver Side Assist Step Front Finish Cap (MPN: 84561328) is a genuine General Motors collision repair part engineered to restore the finished appearance of your vehicle's assist step. This authentic GM part is designed and tested to meet manufac ...
MSRP $17.66
$12.68
MSRP $17.66
$12.68
3
Passenger Side Assist Step Front Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: The GM OEM Passenger Side Assist Step Front Finish Cap (MPN: 84561329) is a genuine factory part engineered to complete your vehicle's assist step assembly with a polished, professional appearance. This original equipment manufacturer component is designed ...
MSRP $17.66
$12.68
MSRP $17.66
$12.68
4
Driver Side Assist Step Front Finish Cap GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The Driver Side Assist Step Front Finish Cap (MPN: 84561334) is a genuine GM OEM component engineered to complete your vehicle's running board with a professional, finished look. This authentic General Motors part ensures proper fitment and durability on s ...
MSRP $17.38
$12.48
MSRP $17.38
$12.48
4
Passenger Side Assist Step Front Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: The Passenger Side Assist Step Front Finish Cap (MPN: 84561335) is a genuine GM OEM component that delivers a polished, factory-finished look to your vehicle's assist step. This authentic General Motors part ensures proper aesthetic completion and structur ...
MSRP $17.38
$12.48
MSRP $17.38
$12.48
4
Driver Side Assist Step Front Finish Cap GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The GM OEM Driver Side Assist Step Front Finish Cap (MPN: 84561336) is a genuine factory replacement part that installs on your vehicle's assist step to deliver a polished, complete appearance. This authentic General Motors component is engineered to exact ...
MSRP $17.66
$12.68
MSRP $17.66
$12.68
4
Passenger Side Assist Step Front Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: The Genuine GM OEM Passenger Side Assist Step Front Finish Cap (MPN: 84561337) is an authentic General Motors replacement part engineered to complete your vehicle's assist step with a polished, factory-finished appearance. This premium collision repair com ...
MSRP $17.66
$12.68
MSRP $17.66
$12.68
5
Step Bar Plate GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Upgrade your crew cab truck with the genuine GM OEM Step Bar Plate (MPN: 84561319), a factory-engineered component designed for power retractable step bars on select GM vehicles. This authentic General Motors part ensures smooth operation and reliable perf ...
MSRP $10.39
$7.46
MSRP $10.39
$7.46
6
Motor GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: # Product Description
The Genuine GM OEM Motor (MPN: 84760904) is engineered for crew cab models featuring power retractable functionality, delivering reliable performance for select GM vehicles. This authentic General Motors motor ensures seamless operat ...
$292.95
$292.95
6
Passenger Side Assist Step Motor GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: This Genuine GM OEM Passenger Side Assist Step Motor (MPN: 85528984) is a power retractable running board component engineered for crew cab trucks and select GM vehicles. This motor assembly delivers reliable automated step functionality, enabling smooth e ...
$305.90
$305.90
7
Assist Step Shield GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The GM Assist Step Shield (MPN: 84561282) is a genuine OEM protective component engineered to shield and safeguard the assist step assembly on select GM vehicles. This authentic General Motors part ensures proper fitment and durability while maintaining th ...
MSRP $8.12
$5.83
MSRP $8.12
$5.83
8
Driver Side Assist Step Shield GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The GM OEM Driver Side Assist Step Shield (MPN: 84561272) is a genuine General Motors factory part engineered to provide reliable stepping assistance and protection for select GM vehicles. This authentic assist step shield is manufactured to meet strict OE ...
MSRP $34.94
$23.98
MSRP $34.94
$23.98
8
Passenger Side Assist Step Shield GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: # Passenger Side Assist Step Shield - GM OEM Part 84561273
Upgrade your vehicle's entry and safety with this genuine GM OEM Passenger Side Assist Step Shield (MPN: 84561273), engineered to meet General Motors' exacting quality standards. This authentic GM ...
MSRP $34.94
$23.98
MSRP $34.94
$23.98
9
Rod GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: # Product Description
The Genuine GM OEM Rod (MPN: 84561285) is engineered for crew cab trucks equipped with power retractable tonneau covers and bed management systems. This authentic General Motors component ensures reliable operation of your truck's re ...
MSRP $33.33
$22.87
MSRP $33.33
$22.87
10
Rear Bracket GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Upgrade your crew cab truck with the Genuine GM OEM Rear Bracket (MPN: 85528989), engineered for power retractable tonneau covers and truck bed accessories. This authentic General Motors component delivers reliable performance and proper fitment for select ...
$131.36
$131.36
10
Rear Bracket GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Genuine GM OEM Rear Bracket (MPN: 85528990) for crew cab trucks with power retractable tonneau covers and truck bed accessories. This authentic General Motors component provides secure mounting and structural support for rear bed equipment on compatible GM ...
$134.65
$134.65
11
Driver Side Assist Step Insert GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The GM OEM Driver Side Assist Step Insert (MPN: 84561322) is a genuine General Motors component engineered to provide safe, reliable foot placement for entering and exiting vehicles. This authentic assist step insert is precision-manufactured and tested to ...
MSRP $115.30
$76.96
MSRP $115.30
$76.96
11
F Insert GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: The GM OEM F Insert (MPN: 86280034) is a genuine power retractable crew cab component engineered for select GM vehicles requiring factory-authentic replacement parts. This insert mechanism functions as a critical structural and operational element within c ...
$112.72
$112.72
12
Lamp GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Upgrade your crew cab truck with the Genuine GM OEM Lamp (MPN: 85871429), engineered specifically for power retractable applications on select GM vehicles. This authentic General Motors lamp assembly delivers reliable illumination and seamless integration ...
$101.74
$101.74
12
Lamp GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Upgrade your crew cab truck with the genuine GM OEM lamp assembly (MPN: 85871428), designed to provide reliable lighting for power retractable step applications on select GM vehicles. This authentic General Motors replacement part restores factory-original ...
$101.74
$101.74
13
Wire GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Genuine GM OEM Wire (MPN: 84973595) is a factory-original electrical component designed for crew cab trucks featuring power retractable systems. This authentic General Motors part ensures reliable performance in your truck's power retract mechanism and is ...
MSRP $23.12
$16.60
MSRP $23.12
$16.60
13
Wire GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: # GM OEM Wire 84973596 for Power Retractable Crew Cab
This genuine GM OEM wire (MPN: 84973596) is engineered for power retractable crew cab systems, delivering reliable electrical connectivity and control functionality across select GM vehicles. As an aut ...
MSRP $35.97
$24.68
MSRP $35.97
$24.68
14
Module GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: # Product Description
Genuine GM OEM Module (MPN 86828397) is designed specifically for crew cab power retractable systems on the left side of select GM vehicles. This authentic General Motors component ensures proper operation of your truck's retractable ...
$201.96
$201.96