AMP Research 75146-01A PowerStep Running Boards for 11-14 Silverado/Sierra Diese

Vehicle Fitment

• 2011-2014 Chevrolet Silverado 2500HD -- Crew Cab, Extended Cab (6.6L Duramax Diesel Only)
• 2011-2014 Chevrolet Silverado 3500HD -- Crew Cab, Extended Cab (6.6L Duramax Diesel Only)
• 2011-2014 GMC Sierra 2500HD -- Crew Cab, Extended Cab (6.6L Duramax Diesel Only)
• 2011-2014 GMC Sierra 3500HD -- Crew Cab, Extended Cab (6.6L Duramax Diesel Only)

Fitment Notes

• Diesel only -- does not fit gasoline-equipped trucks
• Does not fit Regular Cab models
• Extended Cab requires trimming to running board assembly per install guide
• Aftermarket fender flares may require trimming for full retraction
• Uses factory door signals -- no OBD-II connector required
• Professional installation recommended

Features

• Automatic deploy on door open; retracts flush under rocker panels 3 seconds after door close
• 6-inch wide cab-length extruded aluminum step boards with internal ribs
• High-texture powder coat surface for slip-resistant traction
• 600 lb load capacity per side
• Die-cast aluminum linkage with black anodized PTFE military-spec coating
• Stainless steel pivot pins and bearings
• Maintenance-free self-lubricating bushings
• Weatherproof OEM-quality electric drive motors
• Integrated LED courtesy lighting for step and ground illumination
• Anti-pinch pressure-sensitive safety technology

Specifications

• Part Number: 75146-01A
• Step Width: 6 inches
• Step Position: Cab length
• Material: Extruded aluminum boards / die-cast aluminum linkage
• Finish: Black anodized with PTFE military-spec coating
• Load Capacity: 600 lbs per side
• Mounting: Body/frame mount -- no drilling required
• Shipping Weight: 53 lbs
• Package Dimensions: 81" x 13" x 8"
• UPC: 815410010491

Included Components

• PowerStep running boards (1 pair -- driver and passenger side)
• Weatherproof electric motors and drive system
• Vehicle-specific mounting brackets and hardware
• Complete wiring harness
• Integrated LED courtesy lights
• Vehicle-specific installation guide

Product Description

The AMP Research 75146-01A PowerStep is an automatic electric-powered running board system for 2011-2014 Chevrolet Silverado and GMC Sierra 2500HD/3500HD trucks with the 6.6L Duramax diesel engine. The PowerStep deploys when any door is opened and retracts flush behind the rocker panels three seconds after closing, preserving factory styling and ground clearance. Each 6-inch wide cab-length board supports 600 lbs per side with a slip-resistant surface and LED lighting for safe entry in any condition. Aircraft-quality die-cast aluminum construction with PTFE coating and stainless steel pivot pins delivers maintenance-free performance in snow, mud, dust, and extreme temperatures. The kit includes all mounting hardware, wiring, and motors with no drilling required. Backed by AMP Research's 5-year/60,000-mile limited warranty. Made in the USA.