UnderCover SE Smooth Tonneau Cover

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Fitment Info

Smooth Tonneau Cover Constructed from ABS composite Low profile design Paintable Single-point locking system UV resistant Patented X-Effect Infrastructure LED lighting system No-drill installation 3-year warranty

Our #1 value is customer service.

We believe in doing right by our customers, no matter what it takes.

In keeping with that, we offer a “perfect fit guarantee” that ensures your satisfaction on 3 levels: low price, free shipping, and perfect fitment.

- Alan Marek, Founder of PartCatalog.com

The Lowest Price Anywhere--Guaranteed

At PartCatalog, we’ll beat any competing vendor’s price. And we’re so confident in our rock-bottom prices that we’ll refund the difference if you find a lower price elsewhere.

Free Shipping Both Ways

Our “free shipping both ways” policy means that returns and orders ship free of charge. When you place an order, you pay only the list price and any applicable taxes. We cover the shipping to save you money and ensure timely delivery.

100% Guaranteed to Fit

In the highly unlikely event of a fitment problem, we’ll return your purchase at no cost to you. We pay return shipping on all orders, so it won’t cost you a penny to send back a defective part.


  • Keep your cargo safe from unwanted hands and the road elements
  • Offering lasting durability
  • Lay flush with the truck bed for a seamless look
  • Paintable to match your factory finish
  • Same security as the Classic but with one
  • UV protected to prevent fading
  • Patented X-Effect Infrastructure keeps the cover strong and durable
  • LED lighting system illuminate your entire truck bed for easy access of your cargoh
  • Easy to install with no modification necessary
  • Guaranteed to be free of manufacturing defects
Smooth Tonneau Cover

Smooth Tonneau Cover

UnderCover Smooth Tonneau Cover has all the amazing features the original Classic cover has, except that it additionally has aerodynamic style lines that give it a stylish and modern look and feel. It also features a rear spoiler for today's modern truck owner. The perimeter seals ensure zero elements are allowed into the truck bed and the single-point locking system provides maximum security.

Constructed from ABS composite

Constructed from ABS composite

The cover is constructed using ABS composite. This material is highly resilient as well as resistant to the elements. It hardly scratches and it resists all the effects of harmful UV rays.

Low profile design

Low profile design

UnderCover Smooth Tonneau Cover has a low profile design that lays flush with the truck bed, ensuring the seamless and aerodynamic look is maintained. The low profile design also ensures that the cover does not mess with your rearview in whichever way.

Paintable to match your factory finish

Paintable to match your factory finish

You can paint this tonneau cover to any finish you want. It comes in a smooth and ready-to-paint finish, that allows you to perfectly match it to any vehicle's paint.

Maximum security

Maximum security

This tonneau cover is completely secure and will keep your valuables safe from unwanted access. It has an upgraded single point lock that controls both hinges on the underside. This single point lock provides the same level of security as the Classic, only that it uses just one key.

UV resistant

UV resistant

UnderCover Smooth Tonneau Cover is embedded with a UV protectant. This feature helps protect the paint from losing its color as well as from warping from direct sunlight. This means it will keep looking good for the longest time.

Patented X-Effect Infrastructure

Patented X-Effect Infrastructure

To make the cover even sturdier, the manufacturer has used a patented X-Effect Infrastructure. This feature keeps the cover strong and durable, as well as improve its weight capacity.

LED lighting system

LED lighting system

An LED lighting system is also included in the package. It will illuminate your entire truck bed, giving you an easy time when trying to access your cargo, especially during the night.

No-drill installation

No-drill installation

Installing this UnderCover SE is as easy as can be. It requires no drilling and it only weighs 58lbs, which makes it super easy to carry. Removing it when necessary is just as effortless.

3-year warranty

3-year warranty

The manufacturer backs this UnderCover Smooth Tonneau Cover with a 3-year warranty against any manufacturing defects of material and workmanship. This is a guarantee of faultless performance, and in case of any malfunction, you should contact us.

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This product comes with the manufacturer’s 3 year warranty.
Part Numbers

The following part numbers are available in this product line:

UC1066S UC1076S UC1086S UC1096S UC1116S UC1126S UC1136S UC1146S UC1156S UC1166S UC2086S UC2126S UC2136S UC2146S UC2156S UC2166S UC2176S UC2226S UC3026S UC3076S UC3086S UC4056S UC4066S UC4076S UC4086S UC4116S UC4126S UC4136S UC4146S UC5076S UC5086S

To purchase this product for your vehicle, please select the Year, Make and Model of your vehicle at the top of this page.

Chevrolet (2007-2018)

Colorado, Silverado 1500, Silverado 2500 HD, Silverado 3500 HD

Dodge (2002-2010)

Ram 1500, Ram 2500

Ford (2004-2018)

F-150, F-250 Super Duty, F-350 Super Duty

GMC (2007-2018)

Canyon, Sierra 1500, Sierra 2500 HD, Sierra 3500 HD

Lincoln (2006-2008)

Mark LT

Nissan (2016-2018)

Titan, Titan XD

Ram (2011-2018)

1500, 2500, 3500

Toyota (2005-2018)

Tacoma, Tundra