5.5′ Bed 1/2 Ton Truck Cap
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Compact, Durable, and Built for Efficiency
Maximize your half-ton pickup’s potential with Sterling’s 5.5′ Bed 1/2 Ton Truck Cap. Engineered for professionals who require secure storage and easy access, this slip-in fiberglass capsule offers a seamless, leak-resistant design to protect your tools and equipment from the elements.
Designed with a cab-height profile and 50/50 rear doors, this cap provides full-width access while maintaining your truck’s aerodynamic efficiency. Whether you’re navigating urban environments or rural job sites, this cap ensures your equipment stays secure and accessible.
✅ One-piece fiberglass construction for superior weather resistance and durability
✅ Transferable between trucks with the same 5.5’ bed size
✅ Cab-height design maintains vehicle aerodynamics and fuel efficiency
✅ 50/50 rear doors for full-width access to tools and cargo
✅ Fits most 5.5′ half-ton domestic truck beds
✅ Ideal for contractors, utility workers, and mobile service teams
Whether you’re in telecommunications, emergency services, or utilities, the 5.5′ Bed 1/2 Ton Truck Cap is your solution for a dependable and efficient mobile workstation. This cap is a perfect companion for the Ford Lightning!
#GetMoreDone with Sterling’s trusted truck cap solutions.
Starting Price: $18,000
Note: All caps come with basic upfitting packages designed for commercial trades. We do not sell empty caps.
Truck Cap Features and Benefits at a Glance
Transform your truck into a mobile powerhouse with Sterling’s slip-in Contractor Package! Designed to fit a 5.5’ truck bed, this latest addition is ideal for models like the Ford Lightning and GMC Sierra. Unlock the potential of your vehicle today! This one piece fiberglass capsule creates a workshop with maximum versatility and durability.

Note: Capsules are meant for commercial use and come with basic upfit package.
Slip In Truck Capsule:
5’5″ Cab Height Capsule with side access doors
– 60/40 Slam Latch Doors
– Stainless Steel Locking Device
– Keyless Remote Unlock System (all 3 doors) – Factory Fob Lock/Unlock
– Interior LED Lighting
Electrical
2 x Gull Wing Lighting w/ mounting brackets
Drivers Side:
1 x 2-Tier Aluminum Shelving Unit, 60″ L w/ expanded aluminum mesh backing
1 x 6″Fixed Hook
Passenger Side:
1 x 2-Tier Aluminum Shelving Unit, 60″ L w/ expanded aluminum mesh backing
1 x 6″ Fixed Hook
Accessories
1 x Pull Out BedSlide (1500lbs capacity), 65″ x 48″
1 x Backup Camera
1 x High Security Puck Lock for Rear Doors
| Weight | 545 lbs |
|---|---|
| Dimensions | 66 × 49 × 59.5 in |
| Product Availability | |
| Truck Model | Ford F-150, Ford Lightning, GMC Sierra, Ram 1500, Toyota Tundra |
| Trade | |
| Box Length | Extra Short |
Ford F-150, Ford Lightning, GMC Sierra, Ram 1500, Toyota Tundra
Please contact us if you have any questions regarding the product fit.
The slip-in capsules are installed with a heavy-duty mounting kit designed to withstand off-road and urban environments. With a life-span of more than 10 years, they are ideal for fleets using leased vehicles or if a purchased vehicle it being retired. You will need to purchase a new mounting kit from Sterling for approximately $300. The process of transferring the slip-in capsule take about a day to remove the old mounting kit and disconnect electrical and then mount on the new truck. Some customers do it themselves if they have their own shop and others hire a local mechanic transfer the unit.
Note: you will need access to a forklift with long forks. A Sterling representative will be happy to answer any question you may have.
Check out this video which shows a slip-in capsule being mounted on a truck.
Sterling’s slip-in capsules are compatible with most domestic pick up trucks and can be transferred to a different model as long as it has the same bed length.
Yes. Sterling’s capsules come with a 10-year warranty.
Yes. We ship slip-in capsules complete with the upfit package to customers throughout North America. Some are able to install themselves or they find a local shop to install on the truck. We will provide detailed installation instructions which can be found through a decal with a QR code located on the inside door of the capsule.
Note: you will need access to a forklift with long forks.
Check out this video to see a capsule being mounted on a pick-up truck.
Sterling’s capsules are for commercial use and come with basic upfit packages.
Our slip-in capsule upfit packages come with backup cameras that are located above the rear door and utilize your truck’s existing screen.
The weight depends on the size and upfit package and can range from 385lbs for our smallest cab-height capsule to 1500lbs for our largest full-height capsule with upfit. The weight for each cap can be found under Additional Information on the product page.
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