Frame for 2021 GMC Sierra 1500
1. Right 
2. Lock Pillar Trim 
3. Frame Assembly 
4. Inner Windshield Pillar 
5. Windshield Pillar Trim 
6. Inner Rocker 
7. Uniside Assembly 
8. Body B-Pillar 
9. Body A-Pillar 
10. Mount Cushion 
11. Cowl Side Panel 
12. Inner Lock Pillar 
13. Uniside Assembly 
14. Step Bar Assembly 
15. Molded Assist Steps, Black 
16. Trailer Hitch 
17. Assist Steps, Round, Black 
18. Front 
19. Body A-Pillar Trim Panel 
20. Body A-Pillar Trim Panel 
21. Windshield Pillar Trim 
22. Body A-Pillar Trim Panel 
23. Inner Center Pillar 
24. Outer Rail 
25. Inner Center Pillar No.
Part # / Description / Price
Price
1
Running Board Step 
GM
GM Notes: PARTS: Part is for a dealer installed accessory kit that includes both sides.
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: 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
Running Board Step GM
GM 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 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 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: 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
Assist Steps, Wheel-To-Wheel, Chrome GM
GM 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 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
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 Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
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