Kenworth Replacemant Window
How to Choose the Right Rubber Boot Seal
You can purchase rubber boot material for your special project. This seal is extruded from robust EPDM synthetic rubber substance and incorporates a flexible spring steel clip for fastening to any flange. This material is sold by the foot. To ascertain how much you need measure the distance encircling your cab opening. You have several choices of rubber to make use of for sealing your cabs together.
Tips for Getting the Right Fit
To specify how much you need measure the space around your cab opening. It is important that both openings are accurately the matching size. Make sure to measure the opening before ordering. Every installation is different.
Don't Settle for Less: Upgrade to a Seal Built for the Road
Choosing the right seal is crucial for your vehicle project. This rubber boot excels due to its premium construction and customer-approved reliability. We pride ourselves on providing products that exceed your demands for long-term durability. Don't settle for flimsy seals, upgrade to one that's engineered for adventure.
Kenworth Replacemant Window Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| EPDM Sponge Rubber Construction | Flexible, resilient seal that withstands weather and aging | Ideal for trucks, RVs, and sleeper cabs exposed to elements |
| Audio Blow-Through Compatible | Perfect for stereo mods and custom subwoofer enclosures | Used in high-performance truck audio builds |
| Watertight Design | Keeps moisture and dust out, even in rough outdoor environments | Protects interior from water, wind and dust |
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.
$7.95 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
- Can I order a custom lengths?
Yes, because we sell the material by the foot we can provide the exact lenght you need for your project. You can also contact us if you need help finding the right length.
- How much kenworth replacemant windowdo I need?
This material is sold by the foot. To determine how much kenworth replacemant window you need, measure the full distance around your cab or window opening. Most full-size pickups need about 13–14 feet, while mini-trucks average around 10 feet.
- How do I know if I need a kenworth replacemant window or a compression boot?
Use a kenworth replacemant windowwhen both openings are identical in size and shape. Use a compression boot if there are size differences or no solid flange available.
