800312990 Electric Side Power Step Running Board Motor for GM Dodge A10049113

Product Overview

This electric side power step running board motor delivers the torque and speed required to operate power-deploying running boards on GM and Dodge trucks. It replaces worn or seized motors that cause steps to stick or fail, restoring reliable, quiet operation. Designed as a direct-fit component, the electric side power step running board motor installs using factory mounting points and plug-in connectors.

Key Features & Performance

• Precision-engineered motor with sealed bearing assembly for quiet, long-lasting operation
• OEM-style plug-and-play connector eliminates cutting or splicing
• High-torque output overcomes ice and debris without straining
• Corrosion-resistant coated housing withstands road salt and moisture
• Tested for 100,000 cycle durability under load
• Matches factory wiring color codes for straightforward installation

Fitment & Compatibility

• General Motors (Chevrolet Silverado, GMC Sierra) with electric power running boards
• Dodge Ram 1500, 2500, 3500 (select years) with factory power steps
• Also fits many aftermarket power board systems using same motor form factor

Common Uses

• Restoring function to non-deploying or slow-moving running boards
• Replacing noisy or seized side step motors
• Upgrading aftermarket power step systems on work trucks
• Fleet vehicle maintenance for commercial GM/Dodge trucks

Technical Specifications

• Part Number(s): 80-03129-90, A10049-113
• Motor Type: 12V DC reversible gear motor
• Connector: Weather-sealed Delphi-style plug
• Housing Material: Powder-coated steel motor case
• Rotation: Bi-directional with internal limit switch

Frequently Asked Questions

Q: How do I know if this motor fits my truck? A: Check that your truck is equipped with electric side steps and match the connector shape; this motor replaces units with part numbers 80-03129-90 or A10049-113 found on GM and Dodge applications.

Q: Does this motor come with the linkage arm? A: No, this is the motor only; the linkage arm is sold separately and must be reused or sourced if damaged.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.