Family Road Trip - The 4 Best Cargo Box For Jeep Grand Cherokee

Best Cargo Box For Jeep Grand Cherokee [2024 Buyers Guide]

Are you looking for a cargo box that will fit your Jeep Grand Cherokee? After much research, we recommend the Thule Motion XT Rooftop Cargo Carrier as the best cargo box for Jeep Grand Cherokee.

The Jeep Cherokee is a wonderful mid-size SUV for those who want to do more than drive around town. It has ample space and can easily accommodate all your traveling needs.

But when you want to take camping or cross-country trips with family, you may find yourself lacking space for some of your most important items.

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If you’re looking to buy a cargo box for your Jeep Grand Cherokee, we’ve reviewed four of the best options suitable for your car.

4 Best Cargo Boxes For Jeep Grand Cherokee Reviewed

Look no further if you’re in the market for a new cargo box but don’t know which one to purchase! Here are four of our favorites reviewed.

Best Overall: Thule Motion XT Rooftop Cargo Carrier


  • Capacity: 16 cu ft
  • Opening: Dual-side Opening
  • Weight Limit: 165 lbs
  • External Dimensions: 77 x 36 x 17 inches
  • Item Weight: 42 lbs

The Thule Motion XT cargo box is always our easy winner for well-made, premium quality with many practical features and sleek aesthetics.

It looks great from every angle, thanks partly to its glossy finish that makes for an aesthetically pleasing appearance for your Jeep.

This spacious cargo box will keep all your gear safe and sound when camping, golfing, or taking trips to ski resorts. It can hold up to 7 pairs of skis (or five snowboards) measuring up to 175 cm long.

It features a SlideLock system that will auto-lock the lid when closing so that you don’t have to worry about forgetting to lock it. In addition, it opens from either side for easy loading and unloading.

The cargo box is easy to install, and the mounting clamps will click into place, ensuring the cargo box fit nicely onto the crossbar. The Motion XT measures 77 inches long and will not interfere with a fully open rear hatch.

The Thule Motion XT is a great cargo but quite expensive for some people. If money is less of a concern, then it’s worth considering. However, the Thule Motion XT is not for you if you want to save money. 


  • Easy to install
  • Thicker material construction
  • Aerodynamic design
  • Lifetime Warranty by Thule


  • Easily get scratch
  • Pricey

Best Alternative To Motion XT: Thule Force XT Rooftop Cargo Box


  • Capacity: 16 cu ft
  • Opening: Dual-side Opening
  • Weight Limit: 165 lbs
  • External Dimensions: 74.75 x 33 x 18 inches
  • Item Weight: 41 lbs

The Thule Force XT Large cargo box is an excellent alternative to the premium Motion XT, and most importantly, it’s affordable.

This low-profile cargo box offers 16 cubic feet of additional space for your stuff and can accommodate five to seven pairs of skis measuring up to 175 cm. 

The cargo box is sturdy and durable. The reinforced steel underneath the base ensures that it can hold up to 165 pounds, making this an excellent choice for carrying some heavy stuff.

The lid can be opened from either side, making it easier to reach your items wherever you are. In addition, it is easy to install. The thoughtful PowerClick mount hardware will clamp the crossbars tightly, ensuring that the box is fully secure to its position.

The Thule Force XT Large-size cargo box will cause interference with a fully open rear hatch, but it could interfere with the rear aerial antenna depending on the Jeep model. If it does, you need to remove the antenna.

The cargo box looks sleek and has an excellent aerodynamic design to minimize wind drag for quieter drives on long journeys. It is one of the most popular cargo boxes on the market and perfectly fits with Jeep Grand Cherokee.


  • Easy to install
  • Higher weight limit rating
  • Reasonably priced
  • Lifetime warranty


  • Only one Black Matte color option
  • Could interference with the rear antenna

Most Aerodynamic: Goplus Cargo Box


  • Capacity: 14 cu ft
  • Opening: Dual-side Opening
  • Weight Limit: 165 lbs
  • External Dimensions: ‎63 x 31 x 15 inches
  • Item Weight: 25 lbs

If you’re concerned about gas mileage, wind noise, and wind drag, this Goplus cargo box is the most aerodynamic on the list. It’s lightweight and looks sleek. 

This medium-sized cargo box has a storage volume of 14 cubic feet to store all your camping gear and other stuff. It can be opened or closed from either side for your convenience.

The cargo box is made from a durable ABS plastic material that is durable and robust against any impact. The quality is as good as any Thule cargo box, and it can handle up to 165 pounds, making this perfect if you have some heavy items.

It has four quick connect anchors to clamps to the crossbars to secure the box. You might need to adjust the width of the roof crossbar to attach it fully.

The cargo box measures 63 inches long and won’t interfere with the fully opening rear hatch.

The Goplus cargo box comes with three different color options. This cargo is worth considering if you’re looking for a better choice than the Thule brand.


  • Aerodynamic and sleek design
  • Lightweight
  • Quality plastic material
  • Can hold heavy items


  • The big mounting clamps eat some space inside

Best Cargo Carrier For Budget: JEGS Rooftop Cargo Carrier


  • Capacity: 18 cu ft
  • Opening: Dual-side Opening
  • Weight Limit: 110 lbs
  • External Dimensions: 61.25 x 39 x 12 inches
  • Item Weight: 28 lbs

Here you have an affordable JEGS cargo box that is durable and practical. With 18 cubic feet of storage space, there’s a lot of room for your stuff, and it’s very beneficial, especially when you have a large family.

The cargo box is very lightweight, and you can easily install it. However, this cargo box may require some drilling job to fit into your crossbars. So, if your Jeep has an adjustable roof rack system installed, you should be fine.

The JEGS cargo box looks squarish and tall. However, when properly installed on the crossbars, there will be less concern about it interfering with the rear hatch when fully opened. 

Made from HDPE plastic material, the cargo box is durable and can withstand all weather. However, it can still feel flimsy when you open or close the lid. It can support a load of up to 110 pounds.

It opens from either side for easy loading and unloading. However, if you prefer to access your items from the rear side, you might check out this JEGS model.

Overall, the JEGS cargo box is very simple to use with all basic features. For the price that you get, it’s a value buy for your Jeep Grand Cherokee.


  • Spacious
  • Affordable
  • Lightweight
  • Made in the USA


  • Installation can be tricky
  • It looks bulky.

See also the best kayak rack for Jeep Wrangler.


Here are some answers to frequently asked questions about the cargo box for Jeep Grand Cherokee.

How much is the cargo volume Jeep Grand Cherokee has?

The maximum interior cargo volume of the Jeep Grand Cherokee is about 68.3 cu ft.

How much weight can I put on the roof of my Jeep Grand Cherokee?

The maximum weight limit it can handle is about 150 pounds.

Which cargo box is the best for hauling skis and snowboards?

If you need to transport your skis and snowboards, the best choice is either Thule Force XT Rooftop Cargo Box or Thule Force XT Rooftop Cargo Box.

Our Verdict

When you think about what kind of adventure a Jeep Grand Cherokee can take, it makes sense that the best cargo box would be something with plenty of space. 

The Thule Motion XT Rooftop Cargo Carrier (16 Cu Ft) fits this bill perfectly and is worth considering. It is a practical and durable rooftop cargo carrier that will fit your needs. It’s not cheap, but the quality makes up for it.

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© Family Road Trip 2024

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