Truck Cap Slider Window Seal

Truck Cap Slider Window Seal

Only Buy What You Need - Rubber Boot Material Sold by the Foot

This product is bought by the foot. Unlike other companies that force you to purchase more than you require. You buy the exact quantity you require. No overage.

Quick and Easy Installation

Installing this rubber boot is hassle-free and can be done with few tools. Just clip the seal tightly onto the thin wall of the window or pass through opening. This ensures a tight connection between the two units. Even if you're adventuring, this seal keeps out rain and helps cabin integrity during your journey.

Don't Settle for Less: Upgrade to a Seal Built for the Road

Choosing the right seal is key for your vehicle project. This rubber boot stands out due to its industrial-strength construction and customer-approved reliability. We pride ourselves on providing products that exceed your needs for long-term durability. Don't settle for cheap seals, upgrade to one that's built to last.

Truck Cap Slider Window Seal Features and Benefits

Feature Benefit Use Case
Trusted by Pros and DIYers Field-tested by thousands in real-world applications Confidence in product from verified reviews and installs
Embedded Steel Spring Clip Maintains a secure grip on flanges without adhesive Stable connection between cab and shell
Fast, Reliable Shipping Quick turnaround when time-sensitive installs are needed Helpful for last-minute road trip or show prep

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

Accordion Boot

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.

How Accordion Boot Works Animation

$8.95 per foot

In Stock

Order 541

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Compression Boot - Part Number 540

Compression Boot

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.

How Compression Boot Works Animation

$7.95 per foot

In Stock

Order 540

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Extra Wide Accordion Boot - Part Number 543

Extra Wide Accordion Boot

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

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Accordion Boot - Ultra Wide 10" Part Number 544

Accordion Boot 10 inch wide

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

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Accordion Boot 15 - Part Number 546

Extra Wide Accordion Boot

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

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Compression Bulb Seal - Part Number 545

Compression Bulb Seal

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

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Frequently Asked Questions

  • Can I order a sample of the truck cap slider window seal ?

    Yes, you can order a sample pack that includes all boot types. It’s a great way to test fit and feel before committing to a full-length order.

  • I am wondering if the compression boot can be trimmed to fit around the third brake light?

    You cannot cut the boot to fit around the 3rd brake light. Here are a couple of things you may want to do.

    • Remove the brake light and cover the opening with a thin plate.
    • Instead of installing the boot to the shell, install the boot into the truck window opening. Do this only if you remove the rear window.

  • What if I have a question that is not on this FAQ?

    For anything not show here please contact Customer Service. You can also call 619-593-9483