Find the right window lift supports to keep camper and RV windows staying securely open or safely closed. This guide highlights five well-suited options for different camper sizes and window types. Best for owners upgrading neglected hardware, first-time RV owners, or DIY campers seeking a straightforward replacement. The table below compares key products at a glance to help you choose quickly.
| Product | Best For | Lift Capacity | Length (Extended) | Notes |
|---|---|---|---|---|
| BOXI 2pcs Universal Lift Support | Rear glass windows, small to mid-size | 30 Lbs / 133 N per prop | 12.99 in | Includes two, 10mm ball sockets |
| BDFHYK C1623070 13 inch 28Lbs | Camper shells, cabinets, doors | 28 Lbs / 125 N | 13 in | Versatile for toppers and tool boxes |
| C16-09209 16 inch 38lb | Leer/SnugTop camper shells, truck toppers | 38 Lbs | 16 in | Interchange numbers listed for compatibility |
| RV Window Lift Strut 230mm | RV, camper, caravan windows | Not specified in spec snippet | 9.1 in | Telescopic, with safety lock |
| BDFHYK 4058 10 inch 35Lbs | Leer ARE/SnugTop setups | 35 Lbs | 10 in | Universal fit; includes guidance for finding OE numbers |
BOXI 2pcs Universal Lift Support for Camper Rear Glass Window

The BOXI lift supports are designed for rear glass windows with an extended length of 12.99 inches when deployed and a compressed length of 8.42 inches. Each prop delivers approximately 30 pounds of force, suitable for moderate-weight windows in camper shells. Best for owners needing a straightforward, two-pack replacement that aligns with standard 10mm ball sockets.
Who this is best for: DIY campers replacing worn rear window supports, or users who prefer a simple, two-pack solution with standard hardware. Why selected: reliable size match for rear glass windows and a straightforward install. Limitation: note the specific extended length to ensure compatibility with your window mounting points.
BDFHYK C1623070 13 inch Lift Support
Best for: campers needing a robust 13-inch lift with a higher load rating. Why selected: suitable for larger or heavier camper shells and toppers. Caution: ensure the model matches the OEM reference and mounting hardware before purchase.
C16-09209 16 Inch 38Lb Lift Struts

Best for: Leer/SnugTop camper shells and truck toppers needing replacement parts with higher lift capacity. Why selected: 38 Lbs per strut provides stronger support for larger openings. Limitation: ensure compatibility with the OEM part numbers listed, as interchangeability varies by model.
RV Window Lift Strut 230mm

Best for: RVs, campers, caravans, and boats requiring a telescopic lift with safe open/hold behavior. Why selected: adjustable length (180mm to 230mm) supports varied window sizes; safety lock reduces the risk of accidental opening. Limitation: exact weight rating is not specified in the brief, so verify load needs for your window.
BDFHYK 4058 10 Inch 35Lbs

Best for: universal use on Leer ARE/SnugTop camper shells and similar setups. Why selected: 10-inch length with 35 Lbs lift capacity provides a strong, compact option for smaller openings. Limitation: not furnished with ball studs, so confirm mounting hardware compatibility; measure OE numbers for best fit.
Buying Guide
What window size and weight does your camper window lift need to handle? Measure the extended length and compressed length, plus verify your mounting hardware (usually 10mm ball sockets). Consider the lift capacity required by your window dimensions and opening style.
How easy is installation? Look for models with straightforward mounting and clear instructions. If you’re replacing a stranded or corroded unit, a two-pack or kit can save time and ensure balanced support on both sides of the window.
Which features matter most? Telescopic arms offer adjustable length, safety locks prevent unexpected openings, and aluminum construction can resist corrosion in outdoor conditions. For larger or heavier windows, favor higher lift ratings (e.g., 38 Lbs) and longer extended lengths.
Compatibility notes: compare OE numbers when listed. Some brands use interchangeable parts across multiple models, but others require exact matches. When in doubt, choose a product with a clear compatibility guide and customer support.
FAQ
Q: How do I know which lift strut length I need? A: Measure the window’s extended length (fully open) and its compressed length, then match to the product’s specifications. Also confirm the ball socket size (commonly 10mm).
Q: Can I install these myself without professional help? A: Yes, most lift supports are designed for DIY installation with basic tools. Follow the included instructions, and ensure the vehicle is safely supported during replacement.
Q: Do these supports affect the window’s safety locking mechanism? A: Some models include safety locks or are designed to work with existing locks. Verify that your chosen product supports safe operation with your current mechanism.
Q: Are there universal vs. model-specific parts? A: Some are universal with standard mounting points; others reference OEM numbers. Check compatibility notes and confirm fit before purchasing.
Q: What maintenance is needed after installation? A: Periodically check for smooth operation, lubricate pivot points if recommended by the manufacturer, and inspect for bent or damaged arms after heavy use.