Replacement Sliding Window Truck Cap
Only Buy What You Need - Rubber Boot Material Sold by the Foot
This item is available by the foot. Unlike other businesses that oblige you to buy more than you require. You buy the precise quantity you require. No overage.
Quick and Easy Installation
Installing this rubber boot is simple and requires minimal tools. Just snap the seal firmly onto the lip of the window or pass through opening. This ensures a watertight connection between the two units. Even if you're traveling, this seal keeps out rain and ensures temperature control during your journey.
Why EPDM Rubber Is the Best Choice for Long-Lasting Seals
The EPDM rubber seal is developed to endure extreme conditions such as heat. It's perfect for both daily use. Compared to generic seals, this material offers more protection. It's a reliable option for anyone looking to protect their truck cab connection with a dependable sealing solution.
Replacement Sliding Window Truck Cap Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Affordable, High-Value Solution | Great quality at a competitive price point | Cost-effective choice for budget-conscious builders |
| Custom Length | Get the exact amount you need with no waste or shortages | Great for DIY box truck or custom overland builds |
| Multi-Vehicle Fit | Works on trucks, vans, semi cabs, and custom enclosures | Versatile for commercial and recreational conversions |
Order Form
To begin your order just enter the total amount of feet of boot material you need in the appropriate box next to the item you want to order below. Check your entries then click on the "Order Now " button.
Accordion Boot - Part Number 541

The accordion boot is designed for cabs where you take out the truck window. This product works best with fiberglass shells that are 1/8" to 3/16" thick. Please note that both openings must be exactly the same size for this boot to fit properly.

$8.95 per foot
In Stock
Order 541
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Compression Boot - Part Number 540

Use this seal when you leave the rear slider window in the truck. This product works best with fiberglass shells that are 1/8" to 3/16" thick. You will also use this boot if the opening in the fiberglass shell is much larger than the opening in your truck.

$7.95 per foot
In Stock
Order 540
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Extra Wide Accordion Boot - Part Number 543

The extra wide accordion boot is designed applications where you have a large gap between the space you want to seal. This product works best with fiberglass shells or sheet metal flange that are 1/8" to 3/16" thick. Both openings must be exactly the same size for this boot to fit properly.
$11.50 per foot
In Stock
Order 543
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Accordion Boot - Ultra Wide 10" Part Number 544

The Ultra Wide 10 Inch accordion boot is designed for very wide gaps between cabs.. This product works best with fiberglass shells that are 1/8" to 3/16" thick. Please note that both openings must be exactly the same size for this boot to fit properly.
$13.90 per foot
In Stock
Order 544
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Accordion Boot 15 - Part Number 546

The Accordion Boot 15 is designed applications where you have a large gap between the space you want to seal. This product works best with fiberglass shells or sheet metal flange that are 1/8" to 3/16" thick. Both openings must be exactly the same size for this boot to fit properly.
$16.50 per foot
In Stock
Order 546
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Compression Bulb Seal - Part Number 545

Use this seal when you leave the rear slider window in the truck. This product works best with fiberglass shells that are 1/8" to 3/16" thick. You will also use this boot if the opening in the fiberglass shell is much larger than the opening in your truck.
$8.25 per foot
In Stock
Order 545
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Frequently Asked Questions
- What if the camper shell opening is larger than my truck window?
If the shell opening is larger, the replacement sliding window truck cap may not work. You’ll either need to modify the opening or consider a compression boot instead, which is more forgiving in such situations.
- Can I keep my sliding windows and still use a replacement sliding window truck cap?
Unfortunately, no. The slider windows must be removed because the replacement sliding window truck cap requires a clean flange or wall to attach. Sliders block access to this area.
- What tools do I need to install areplacement sliding window truck cap?
Basic tools like a utility knife, heavy duty siccors, measuring tape, a soft mallet, are usually sufficient for installing a replacement sliding window truck cap.
