LEER 100XR Topper – GMC Sierra 1500
LEER 100XR Topper is a premium cab-high fiberglass truck cap designed for the GMC Sierra 1500. Known for its sleek styling, flush-mounted side windows, and premium convenience features, the 100XR provides exceptional cargo protection while enhancing the overall appearance of your Sierra. Whether you use your truck for work, travel, or outdoor adventures, the LEER 100XR delivers durability, security, and factory-inspired styling.
Key Features
Cab-High Factory Fit
The LEER 100XR is designed to match the height of the Sierra 1500’s cab, creating a seamless look while maximizing enclosed cargo space.
Premium Fiberglass Construction
Constructed from automotive-grade fiberglass, the topper offers:
- Durable, lightweight construction
- Smooth, paint-ready finish
- Corrosion resistance
- Long-lasting performance
Flush-Mounted Side Windows
The frameless side windows provide:
- Sleek, modern styling
- Improved aerodynamics
- Enhanced visibility
- Easy cleaning and maintenance
Frameless Rear Glass Hatch
The rear door features:
- Dark-tinted safety glass
- Gas-assisted lift supports
- Rotary latch locking system
- Wide-opening access for loading cargo
GMC Sierra 1500 Compatibility
The LEER 100XR is available for numerous GMC Sierra 1500 model years and configurations.
| Bed Length | Availability |
|---|---|
| 5’8″ Short Bed | Yes |
| 6’6″ Standard Bed | Yes |
Fitment depends on:
- Model year
- Cab style (Regular, Double, or Crew Cab)
- Bed length
- Factory options, including CarbonPro beds on select models
Always verify your truck’s specifications before purchasing a topper.
Standard Features
Most LEER 100XR toppers include:
| Feature | Benefit |
|---|---|
| Flush-Mounted Side Windows | Premium appearance |
| Carpeted Interior Headliner | Enhanced insulation and finished look |
| Tinted Safety Glass | Privacy and UV protection |
| LED Third Brake Light | Improved road safety |
| Locking Rear Glass Door | Secure cargo storage |
| Weather-Resistant Seals | Helps keep cargo dry |
Popular Optional Upgrades
Customize your LEER 100XR with:
- Sliding front window
- Interior LED lighting
- Roof rack tracks
- Remote keyless locking
- Pet screens
- Cargo organizers
- Reinforced roof support for rooftop gear
These upgrades improve convenience and make the topper ideal for work, recreation, and overlanding.
Benefits of the LEER 100XR
Secure Cargo Storage
The locking rear hatch helps protect tools, equipment, luggage, and valuables from theft.
Outstanding Weather Protection
High-quality seals help shield cargo from:
- Rain
- Snow
- Dust
- Road debris
- UV exposure
Premium Factory Appearance
Flush-mounted windows and a paint-matched finish create a refined look that complements the Sierra’s body lines.
Versatile Everyday Use
Perfect for:
- Contractors
- Outdoor enthusiasts
- Campers
- Hunters
- Families
- Daily drivers
Advantages
- Premium flush-mounted side windows
- Durable fiberglass construction
- Factory paint-matching available
- Secure locking rear hatch
- Excellent weather resistance
- Strong resale value
Vehicle Fitment:
| Make | Model | Year |
|---|---|---|
| Chevrolet | Silverado 1500 | 2014 – 2018 |
| GMC | Sierra 1500 | 2014 – 2018 |






















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