Motorad MGC206KAY Fuel Tank Cap

Motorad Keyed Alike Fuel Tank Cap

The Motorad MGC206KAY is a keyed alike fuel tank cap built with OEM-quality materials and emissions-focused sealing performance. It is designed for vehicles that require a locking fuel cap with pressure relief venting, including select Chevrolet, GMC, Toyota, Nissan, and Buick applications.

Motorad’s Keyed Alike line is built for drivers who want consistent keying across multiple caps in the same vehicle family or fleet. The MGC206KAY follows OE-style requirements for fit, sealing, and emissions control, making it a practical replacement for a worn, leaking, or missing fuel cap.

• Locking fuel tank cap with keyed alike operation
• Pressure relief venting to help control fuel vapor loss
• Plastic construction with yellow cap color for flex-fuel applications where specified
• OE supplier manufacturing standards and emissions compliance focus
• Neck diameter: 1.750 in; shell diameter: 2.938 in; cap depth: 2.500 in
• Part number: MGC206KAY

Fitment and Application Details

Compatible with a wide range of vehicles, including Fits 2018-2019 Chevrolet Express 2500, N/A; Fits 2012-2016 Chevrolet Express 2500, N/A; Fits 2018-2019 Chevrolet Express 3500, N/A; Fits 2012-2016 Chevrolet Express 3500, N/A; Fits 2019 Chevrolet Suburban 3500 HD, N/A; Fits 2018-2019 GMC Savana 2500, N/A; Fits 2012-2016 GMC Savana 2500, N/A; Fits 2018-2019 GMC Savana 3500, N/A; Fits 2012-2016 GMC Savana 3500, N/A; Fits 2018-2019 Nissan Frontier, N/A; Fits 2018-2019 Toyota Tundra, N/A; Fits 2018 Toyota Sequoia, N/A.

Additional coverage includes many flex-fuel and keyed alike applications such as Chevrolet Silverado 1500, GMC Sierra 1500, Toyota Tundra, and Nissan TITAN. Verify the filler neck style and application notes before ordering, especially on vehicles listed with threaded filler neck or yellow cap requirements.

• Replaces a damaged or missing locking fuel cap
• Helps address fuel vapor odor from a poor seal
• Supports emissions-system fault conditions related to cap sealing
• Restores proper pressure and vacuum relief function
• Provides a correct yellow cap solution for select flex-fuel vehicles

Installation Notes and Tips

Install the cap on the correct filler neck style and confirm the locking action engages fully. For best results, compare the original cap color, neck diameter, and vehicle notes before installation. This part cross-references 703-1884 and 17504Y for the same application.

Quality Assurance

Motorad manufactures this fuel tank cap to OE supplier standards using materials and safety requirements aligned with original-equipment expectations. It is built to meet state and federal emissions requirements and to provide pressure and vacuum relief control that helps reduce fuel evaporation.