Pick Up Topper Window Donut

Only Buy What You Need - Rubber Boot Material Sold by the Foot
This material is available by the foot. Unlike other organizations that compel you to purchase more than you require. You get the proper amount you require. No waste.
Tips for Getting the Right Fit
To determine how much you need measure the space around your cab opening. It is imperative that both openings are precisely the same size. Make sure to measure the opening before ordering. Every installation is different.
Universal Fit: Compatible Rubber Seals for Trucks and Rigs
This rubber boot seal is commonly used in cab pass-through conversions. It's suitable for most mid-size trucks. Whether you're upgrading a camper shell or building a bespoke rig, this seal offers broad fitment and dependable performance for your cab connection project.
Pick Up Topper Window Donut Features and Benefits
Feature | Benefit | Use Case |
---|---|---|
Watertight Design | Keeps moisture and dust out, even in rough outdoor environments | Protects interior from water, wind and dust |
Embedded Steel Spring Clip | Maintains a secure grip on flanges without adhesive | Stable connection between cab and shell |
Easy DIY Installation | Simple to install with basic tools | Weekend warrior friendly; ideal for personal projects |
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
- Is a pick up topper window donut weatherproof?
Yes, a pick up topper window donut made from EPDM rubber is fully resistant to UV rays, water, and temperature extremes.
- Can I cut the pick up topper window donut to fit around a third brake light?
No, cutting is not recommended. Instead, remove the brake light and cover the hole, or change how the boot is mounted if you need to preserve the light.
- What is the minimum corner radius I can use?
The recommended minimum radius for corners is 1 inch. Tighter corners may cause the pick up topper window donut to bunch or kink.