2015-2019 GMC Sierra 3500 HD Floor Liners|Crew Cab Models (Provides over-the-hump coverage. Only fits carpet models. Fits bench seat models. 2nd row half coverage. Not 4x4 Shifters - No E-Assist Models)|SMARTLINER

SmartCoverage™ Custom Fit Floor Liners for the 2015-2019 GMC Sierra 3500 HD (Crew Cab Models (Provides over-the-hump coverage. Only fits carpet models. Fits bench seat models. 2nd row half coverage. Not 4x4 Shifters - No E-Assist Models)) is purpose-built, not trimmed down from a universal mat. Every contour is laser-measured against your Sierra 3500 HD’s own floor, so the fit is exact — right down to factory mounting points — and the waterproof, stain-resistant TPE construction stands up to whatever the cabin sees next.

Why You’ll Love It

• Custom, Laser-Measured Fit — engineered to your vehicle’s exact floor contours for true edge-to-edge coverage, not a generic trim-to-fit mat
• Effortless Cleanup — lift it out and rinse with a hose for a like-new finish in minutes
• Built for Every Season — waterproof, stain-resistant TPE keeps water, slush, and grime off your cabin year-round
• Non-Toxic Construction — formulated to be safe around kids and pets, with no lingering odor
• No-Slip Surface — a textured finish that resists shifting under hard braking or turns
• Confidence Built In — a Limited Lifetime Warranty stands behind every set

Every dimension here traces back to the Sierra 3500 HD’s actual floor layout. Whether you’re working with the Gasoline version and the Crew Cab configuration, this set covers 2 Row Floor Liners with 1st Row Over The Hump Coverage, First Row Liners, and First Row Over the Hump Liner. Available in Black, Tan, Cocoa to match your interior.