Fit Your Truck
Designed Around Possibility
Benefits Of Modular Truck Caps.
Modular truck caps are designed for drivers who want the ability to personalize and expand their truck bed storage system over time. Many modular topper systems support racks, storage accessories, lighting, mounting systems, and organizational upgrades that improve both convenience and cargo management.
Flexibility
Build Around Your Needs
Configurable mounting systems make it easier to add compatible racks, storage accessories, MOLLE panels, and cargo solutions as your needs change.
Organization
Keep Gear In Its Place
Modular storage and mounting options help organize tools, recovery gear, camping equipment, sports equipment, and everyday cargo.
Capability
Carry More. Go Further.
Compatible rack systems and mounting points can expand carrying capability for bikes, kayaks, equipment, and other adventure or work gear.
Benefits of modular truck caps may include:
- Flexible storage and customization options
- Improved cargo organization and accessibility
- Enhanced support for overlanding and camping setups
- Secure protection for tools, gear, and equipment
- Compatibility with racks, mounts, and accessories
Built To Adapt
One Cap. More Possibilities.
Truck owners commonly use modular truck caps for overlanding, camping, gear organization, work setups, and recreational hauling. The advantage is flexibility: your setup can change as the way you use your truck changes.
Adventure
Overlanding & Camping
Add organized enclosed storage, compatible racks, mounting systems, and accessories for camping, overland travel, and outdoor adventure builds.
Gear Management
Tools. Recovery Gear. Equipment.
Create more intentional storage for tools, recovery equipment, sports gear, hunting equipment, and cargo you want to keep organized and accessible.
Everyday + Work
Utility That Changes With You
Use the enclosed cargo space for everyday hauling or work equipment, then add compatible storage or rooftop accessories when your needs expand.
Find Your Setup
Choose Your NexCap.
Choose between the full-profile NexCap for added interior clearance and rooftop capability, or NexCap Lo for a lower, more streamlined modular setup.
Full-Profile Modular Cap
LEER NexCap
The full-profile NexCap provides 20½ inches of height, integrated T-slot mounting throughout, lockable access points, weather-resistant construction, and up to 660 lbs of static rooftop load capacity.
Best for users who want more enclosed vertical space, configurable storage, and greater rooftop gear capability.
Shop LEER NexCapLow-Profile Modular Cap
LEER NexCap Lo
NexCap Lo delivers modular capability in a streamlined 13¾-inch profile, with integrated T-slots, lockable access panels, weather-resistant construction, and support for compatible rooftop gear including bikes and kayaks.
Best for truck owners who want secure modular storage without the height or visual profile of a traditional full-height cap.
Shop NexCap LoModular Truck Cap FAQs
Questions? We've Got Answers.
What is a modular truck cap?
A modular truck cap is a customizable truck topper system designed to support additional storage, accessory mounting, and flexible cargo-management options.
Are modular truck caps good for overlanding?
Yes. Modular truck caps are popular for overland and camping builds because they can support organized gear storage, compatible rack systems, mounting points, and expandable outdoor setups.
Can modular truck caps be customized with accessories?
Yes. LEER NexCap systems use integrated T-slot mounting points that support compatible racks, MOLLE panels, storage accessories, and other configurable equipment.
Do modular truck caps help protect cargo?
Yes. LEER modular caps use enclosed, weather-resistant construction and lockable access points to help protect tools, gear, and equipment from rain and harsh outdoor conditions.
What is the difference between NexCap and NexCap Lo?
NexCap is the taller full-profile option at 20½ inches and is designed for increased interior clearance and rooftop capability. NexCap Lo uses a 13¾-inch low-profile design for customers who want enclosed modular storage with a sleeker, more streamlined appearance.
Can a modular truck cap carry rooftop gear?
Yes, when configured with compatible rack and mounting systems. NexCap supports up to 660 lbs of static rooftop load capacity, while NexCap Lo supports compatible rooftop gear systems including bikes, kayaks, and cargo systems. Always confirm the capacity of the full vehicle, cap, rack, and accessory setup before loading.
Are modular truck caps good for work and tool storage?
Yes. Modular caps can provide enclosed tool and equipment storage while allowing compatible storage accessories, MOLLE panels, racks, and mounting systems to be added around specific work needs.
How do I know which modular truck cap fits my truck?
Exact fitment varies by truck model, model year, and bed configuration. Confirm compatibility for the specific NexCap model and accessories before ordering.