Installation Time
(approx) 45 Minutes
Difficulty Level:
Light to Moderate mechanical skill required.
FREE 1 to 3-Day Delivery on Orders $149+ Details
Amp Research PowerStep XL Running Boards (20-23 Sierra 3500 HD Crew Cab)Find parts that fit my vehicle
Item SHG19218
Our Price
$2,299.99 pair
Military, Medical & First Responders
$115.00 Available in AT Cash Rewards.
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- Lowest Deployed Power-Retractable Running Boards
- XL Boards Extend 4 Inches Lower Than Original PowerStep
- Premium Single-Motor Design Automatically Deploys and Retracts Boards
- Corrosion-Resistant Cast Aluminum Construction
- Anodized and Finished With a Military-Grade PTFE Coating
- 6-Inch Wide, Cab-Length Step Area
- Textured, Slip-Resistant Step Surface
- Integrated LED Lighting Illuminates Steps for Safe Entry
- Optional Override Switch Available for Manual Control
- Includes Vehicle-Specific Installation Guide, Mount Kit, and Hardware
- Mounts to Vehicle's Rocker Panel
- Connects to OBDII Port Using Patented Plug-N-Play Module
- Professional Installation Recommended
- Find Replacement Parts Available
- 5-Year Limited Warranty
- Step Type: Single-Motor Retracting Step
- Step Finish: Textured Black Powder Coat
- Step Material: Aluminum
- Step Width: 6 Inch
- Step Mount: Mounts to Rocker Panel
- Fits 20-23 Sierra 3500 HD Crew Cab
Description
Automatic Retractable Running Boards. The Amp Research PowerStep XL Running Boards offer easy access for lifted or high-clearance vehicles by automatically deploying when the door opens and retracting after it closes. These running boards improve convenience and safety, making entry and exit easier for passengers.
Durable Construction and Appearance. Made from corrosion-resistant cast aluminum, the running boards are anodized and finished with a military-grade PTFE coating for enhanced durability and ruggedness. The 6-inch wide textured step surface provides a secure foothold, while integrated LED lighting ensures visibility in low-light conditions.
Installation. The installation process is straightforward and bolt-on, utilizing existing holes in the vehicle’s rocker panels with no drilling required. Professional installation is recommended to ensure proper fitment and operation.
Warranty. These running boards include a 5-year limited warranty covering defects in materials and workmanship.
Application. Designed specifically to fit 2020 through 2023 Sierra 3500 HD Crew Cab models without the need for modifications.
Amp Research 77254-01A
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Wall Mount Bracket Model WM-200
- (2) Mounting Screws
- (4) Drywall Anchors
- (1) Installation Manual
- (1) Warranty Card
4.2
Customer Reviews (14)
Questions & Answers
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Will It Fit My Sierra 3500
- 6.6L V8 - 20, 21, 22, 23
- 6.6L V8 Duramax - 20, 21, 22, 23
