Best RV Bumper Generator Mount and Cargo Carriers for Your Vehicle
If you need to expand storage behind an RV bumper, this guide highlights top bumper-mounted cargo racks and generator trays that fit common 4″ and 4.5″ bumpers. These options are suitable for RV owners who want extra space, better organization, and a stable carrying solution. The best choices are grouped by strength, ease of installation, and intended use—whether you need general cargo space, a generator tray, or a versatile mounting kit for multiple cargo boxes.
| Product | Best For | Weight Capacity | Notes |
|---|---|---|---|
| Nilight 32”×26”×4” Carrier | General cargo behind RV | 350 lbs | Includes cargo net; bumper-mounted |
| ARKSEN 32 x 26 x 4 Inch Carrier | Heavy-duty storage | 350 lbs | Powder-coated steel |
| ECOTRIC 4″ Bumper Bracket Pair | Brackets for extra cargo space | 200 lbs per arm | Pair, simple install |
| Mount-n-Lock GennyGo Arm Kit | Generator and cargo tray | 100 lb-ft per arm | Adjustable lengths |
| Stromberg Carlson CC-255 Tray | A-frame mounted storage | 300 lbs | Versatile trailer tray design |
Nilight 32”×26”×4” Bumper Mounted Cargo Carrier
Best for sturdy, behind-RV cargo needs. This heavy-duty carrier is built from square-tube steel and supports up to 350 lbs, making it suitable for suitcases, coolers, and gear. The 32″ by 26″ footprint matches typical bumper widths and provides a secure space behind the vehicle. Hardware is included for straightforward bumper mounting, and a cargo net helps secure items during travel.
Who it’s best for: RV owners needing reliable, high-capacity storage behind the bumper with included mounting hardware. Best for flat, stable luggage and equipment that benefits from a secure net.
Why selected: Combines robust construction, ample space, and a net for containment, helping to prevent shifting on the road.
Caution: Ensure bumper durability and mounting points can tolerate 350 lbs; verify clearance for hitch accessories and taillights before installation.
ARKSEN 32 x 26 x 4 Inch Carrier
Best for heavy-duty storage with weather-ready coating. The ARKSEN rack matches the Nilight size and shares a 350 lb capacity, but emphasizes a powder-coated finish to resist rust and debris. It’s designed for quick installation without specialized tools, enabling easy on/off use for seasonal trips or multi-vehicle families.
Who it’s best for: RVers who prioritize weather resistance and straightforward, tool-light setup for frequent use.
Why selected: Durable steel with enhanced coating extends durability in varied climates, keeping luggage looking new longer.
Caution: Like similar racks, ensure bumper strength and mounting hardware compatibility with your specific RV bumper model before mounting.
ECOTRIC Universal Bumper Cargo Bracket Pair
Best value option for adding space on a 4″ bumper. This pair fits 4″ x 4″ square bumpers and adds extra carrying capacity to your existing bumper setup. Each arm weighs about 8 pounds and carries up to 200 pounds per arm. No installation instructions included, so plan for basic assembly and alignment during setup.
Who it’s best for: RV owners who want a cost-effective way to extend cargo space without a full replacement rack.
Why selected: Simple, scalable, and compatible with standard bumper dimensions; good for incremental capacity increases.
Caution: Requires some DIY alignment; no instruction sheet included.
Mount-n-Lock GennyGo Arm Kit
Best for versatile cargo tray mounting with adjustable arm lengths. Each arm extends 10″ to 26″, and arms fold through five settings from level to upright. The kit supports mounting a cargo box, toolbox, or tray and carries up to 100 pound-feet per arm. Kits are available in multiple arm counts to fit diverse RV setups.
Who it’s best for: RV travelers who want a modular, adjustable mounting system for generators or heavy gear behind the bumper.
Why selected: Flexible, quick-release design and multiple arm configurations enable tailored storage arrangements for varying trips.
Caution: Verify that your chosen cargo tray or box fits within the arm reach and weight limits.
Stromberg Carlson CC-255 Trailer Tray
Best for A-frame trailer storage optimization. The CC-255 attaches to an A-frame, positioning gear over a softer riding area and freeing deck space. It supports up to 300 lbs and can be used as a trailer cargo carrier or generator mount, providing versatile front storage for bulky equipment.
Who it’s best for: RVs with A-frame trailers seeking a stable, front-mounted storage solution for bulky gear and tools.
Why selected: Durable, adaptable mounting solution that integrates with A-frame geometry to maximize usable travel storage.
Caution: Suitable for A-frame trailers; compatibility with non-A-frame configurations is limited.
Buying Guide: Key Considerations For Your RV Bumper Mount
- : Confirm bumper dimensions (4″ square vs other shapes) and mounting hole patterns. Ensure the rack’s mounting hardware matches your bumper style.
- : Match the rack’s load rating to your cargo needs. Overloading can affect stability and bumper integrity.
- : Some kits require tools and basic DIY alignment; others are designed for quick-on/off use.
- : Look for powder-coated steel or weatherproof finishes to resist rust and debris in various climates.
- : If you need to mount generators, boxes, or trays, consider modular arms or trays with adjustable length and angle.
- : Consider cargo nets or tie-down points to prevent items from shifting on the road.
- : Position heavier items toward the center or bumper to maintain balance and handling.
Frequently Asked Questions
- What bumper size do these racks fit? Most options target 4″ x 4″ square bumpers, with some supporting 4.5″ bumpers or universal brackets.
- Can I install these without professional help? Many are designed for DIY installation, but follow the manufacturer’s instructions and use appropriate tools.
- Is a generator mount necessary for RV travel? If you frequently tow a generator or heavy gear, a dedicated generator tray can improve safety and accessibility behind the bumper.
- Which option is best for all-weather use? Look for powder-coated steel with rust-resistant finishes to maintain durability in rain, salt air, or humidity.
- How do I prevent cargo from shifting? Use a cargo net, tie-down straps, and evenly distribute weight to reduce movement during travel.
- Can these mounts support multiple items at once? Some modular arm kits support stacking or multiple trays, but verify total weight and clearance for all mounted gear.