Frame for 2021 GMC Sierra 1500
1. Molded Assist Steps, Black 
2. Lock Pillar Trim 
3. Frame Assembly 
4. Body A-Pillar 
5. Windshield Pillar Trim 
6. Body B-Pillar 
7. Inner Center Pillar 
8. Uniside Assembly 
9. Mount Cushion 
10. Inner Windshield Pillar 
11. Cowl Cover 
12. Step Bar Assembly 
13. Uniside Assembly 
14. Inner Lock Pillar 
15. Trailer Hitch 
16. Molded Assist Steps, Black, 4-Inch Round 
17. Assist Steps, Round, Black 
18. Front 
19. Body A-Pillar Trim Panel 
20. Windshield Pillar Trim 
21. Body A-Pillar Trim Panel 
22. Inner Lock Pillar 
23. Body A-Pillar Trim Panel 
24. Inner Center Pillar 
25. Assist Steps, Wheel to Wheel, Chrome 
26. Outer Rail 
27. Cowl Grille No.
Part # / Description / Price
Price
1
Running Board Step 
GM
GM Notes: 6-Inch Rectangular, Double Cab
Description: # SEO-Optimized Product Description
Upgrade your 2019-2025 Chevrolet Silverado or GMC Sierra with genuine GM OEM running board step MPN 84011395, designed to provide safe, stable entry and exit from your double cab truck. These 6-inch rectangular assist s ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
Running Board Step GM
GM Notes: 6-Inch Rectangular, Standard Box
Description: Genuine GM OEM Running Board Step (MPN: 84011396) provides safe, convenient access to your truck cab with a textured traction pad designed to prevent slipping. This Double Cab assist step features molded plastic grooves for secure footing and includes all ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
Assist Steps, Wheel-To-Wheel, Chrome GM
GM Notes: Assist Steps, Chrome, Double Cab
Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. DOUBLE CAB OVAL TYPE. with extended step chrome. Parked over a hole or a puddle? No problem with these Assist Steps. They make getting in and out of your vehicle much easier, plus they add a customized look. You get function and style with this accessory.
1
Assist Steps, Wheel-To-Wheel, Black GM
GM Notes: Assist Steps, Black, Double Cab
Description: Genuine GM OEM Assist Steps (MPN: 84132801) provide easy vehicle entry and exit with wheel-to-wheel coverage designed for double cab trucks. These black oval-type running boards feature extended steps and molded traction pads, making them ideal for Chevrol ...
MSRP $950.00
$776.63
MSRP $950.00
$776.63
1
Running Board Step GM
GM Description: Genuine GM OEM Running Board Step MPN 84011355 provides secure footing and safe entry/exit for drivers and passengers on select GM vehicles. This factory-original side step enhances accessibility while maintaining authentic OEM fitment and durability. Perf ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
Running Board Step GM
GM Description: The Genuine GM OEM Running Board Step (MPN: 84011356) is an authentic manufacturer assist step designed for Chevrolet crew cab trucks, providing safe and convenient entry and exit from your vehicle. This durable side step features a slip-resistant traction ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
Running Board Step GM
GM Description: # Running Board Step - GM OEM Part
Upgrade your vehicle's entry and safety with the Genuine GM OEM Running Board Step (MPN: 84011358), designed to provide secure footing and enhanced accessibility for select GM vehicles. This authentic General Motors runn ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
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: 84011359), a premium assist step designed for Double Cab trucks. This 4-inch round chrome side step features a molded traction pad with gri ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
Assist Steps, Wheel To Wheel, Chrome GM
GM Description: Genuine GM OEM Assist Steps (MPN: 84016709) provide safe, convenient access to your truck cab with chrome wheel-to-wheel construction. These truck side steps feature a slip-resistant traction pad with molded grooves and include all necessary mounting hardw ...
MSRP $950.00
$776.63
MSRP $950.00
$776.63
1
Assist Steps, Wheel To Wheel GM
GM Description: Upgrade your truck's accessibility with the genuine GM OEM assist step (MPN: 84016710), a wheel-to-wheel side step designed for crew cab trucks with extended beds. These 6-inch rectangular truck steps feature a molded traction pad that delivers secure foot ...
MSRP $950.00
$776.63
MSRP $950.00
$776.63
1
Running Board Step GM
GM Description: The Genuine GM OEM Running Board Step (MPN: 84017115) is an authentic assist step designed to provide safe, convenient access to your vehicle's cabin. This durable Chevrolet and GMC accessory features a slip-resistant traction pad with molded grooves for e ...
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: 84017116) is an authentic manufacturer assist step designed to provide safe, convenient access to your vehicle's cabin and cargo area. This durable Chevrolet running board features integrated traction pads with m ...
MSRP $595.00
$486.41
MSRP $595.00
$486.41
1
Assist Steps, Wheel To Wheel, Black GM
GM Description: # Product Description
**Paragraph:**
The Genuine GM OEM Assist Step (MPN: 84126245) is a wheel-to-wheel black running board designed to provide safe, easy entry and exit from your truck or SUV. This sturdy GM accessory features a molded traction pad with ...
MSRP $950.00
$776.63
MSRP $950.00
$776.63
1
Assist Steps, Wheel To Wheel GM
GM Description: The Genuine GM OEM Assist Steps (MPN: 84126246) provide convenient entry and exit solutions for select GM vehicles with crew cab configurations and 6.6 ft beds. These wheel-to-wheel mounting steps feature a molded traction pad with integrated grooves desig ...
MSRP $950.00
$776.63
MSRP $950.00
$776.63
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 vehicle's accessibility with the Genuine GM OEM Running Board Step (MPN: 84676693), a premium assist step designed to provide safe, convenient entry and exit for select GM vehicles. This factory-original component features a durable traction p ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
1
Running Board Step GM
GM Description: Upgrade your vehicle's accessibility with the Genuine GM OEM Running Board Step (MPN: 84676694), designed to provide safe and convenient entry and exit for Chevrolet and GMC trucks and SUVs. This authentic General Motors assist step features a durable cons ...
MSRP $850.00
$694.88
MSRP $850.00
$694.88
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
Passenger Side Assist Step GM
GM Positions: Right
Description: The GM Genuine OEM Passenger Side Assist Step (MPN: 84835383) is a power retractable running board designed to enhance vehicle access and egress on select crew cab GM trucks. This authentic General Motors part delivers reliable functionality and safety com ...
MSRP $1,654.12
$1,086.14
MSRP $1,654.12
$1,086.14
1
Motor GM
GM Positions: Right
Description: # Product Description
This Genuine GM OEM Motor (MPN: 85659274) is engineered for crew cab models with power retractable functionality, delivering reliable performance for select GM vehicles. As an authentic General Motors factory part, this motor ensures ...
$667.98
$667.98
2
Assist Step Front Finish Cap GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The GM Assist Step Front Finish Cap (MPN: 84173416) is an authentic OEM exterior trim component engineered to protect and finish the front assist step on select GM truck models. This genuine General Motors part is precision-manufactured to factory specific ...
MSRP $62.91
$43.17
MSRP $62.91
$43.17
2
Assist Step Front Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: The Genuine GM OEM Assist Step Front Finish Cap (MPN: 84173417) is a factory-original trim piece designed to complete your vehicle's assist step with a polished, finished appearance. This authentic General Motors component fits regular cab, crew cab, and d ...
MSRP $62.91
$43.17
MSRP $62.91
$43.17
2
Assist Step Finish Cap GM
GM Positions: Front left
Description: The GM OEM Assist Step Finish Cap (MPN: 84212674) is a genuine factory part engineered to provide a polished, completed look to your vehicle's assist step on crew cab and double cab work trucks. This authentic General Motors replacement component delivers ...
MSRP $51.44
$35.30
MSRP $51.44
$35.30
2
Driver Side Assist Step Front Finish Cap GM
GM Positions: Front left
Description: The GM OEM Driver Side Assist Step Front Finish Cap (MPN: 84266747) is an authentic General Motors replacement part engineered for crew cab power retractable assist steps. This genuine GM front finish cap delivers a polished, factory-quality appearance whi ...
MSRP $60.84
$41.74
MSRP $60.84
$41.74
3
Assist Step Finish Cap GM
GM Positions: Rear left
Description: The GM Assist Step Finish Cap (MPN: 84212675) is a genuine OEM trim component designed to provide a polished, finished appearance on your vehicle's work step or assist step. This authentic General Motors part fits crew cab, double cab, and regular cab mode ...
MSRP $50.55
$34.68
MSRP $50.55
$34.68
4
Assist Step Pad GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: The GM Assist Step Pad (MPN: 84173414) is a genuine OEM running board accessory engineered to deliver superior foot traction and safety for crew cab and double cab pickup trucks. This authentic General Motors part is precision-manufactured to factory speci ...
MSRP $92.40
$61.67
MSRP $92.40
$61.67
5
Assist Step Bracket Cover GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: The Genuine GM OEM Assist Step Bracket Cover (MPN: 84224885) is a factory-original component engineered for crew cab and double cab configurations with oval-type assist steps on select GM vehicles. This durable bracket cover protects the structural integri ...
MSRP $69.40
$47.62
MSRP $69.40
$47.62