DeSoto Firedome Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

Stop leaks, drafts, and road noise in your DeSoto Firedome with precision-fit replacement weatherstrip and seals designed specifically for your vehicle. Each seal is engineered to match the original profile and mounting groove of your DeSoto Firedome—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.

Our DeSoto Firedome weatherstrip is manufactured from durable, weather-resistant rubber compounds such as EPDM, engineered for an exact OEM-quality fit and finish. These materials resist sunlight, ozone, and chemical exposure while maintaining flexibility across temperature extremes, so your new seals stay soft and pliable instead of cracking or hardening the way factory-original rubber does over time.

Use the Vehicle Selector above to find the correct weatherstrip for your DeSoto Firedome, or browse below to explore available options. Whether you’re chasing down a stubborn water leak or completing a full restoration, Factory Interiors makes it easy to achieve a tight, factory-quality seal with precision-fit weatherstrip for your DeSoto Firedome.

1955-1959 DeSoto Firedome Rumble Seat Step Plate Pad. Rubber Face Only. 4-1/4" O.D.

This rumble seat step plate pad, designed for DeSoto cars from 1929 to 1961, measures 4-1/4" in diameter and is crafted with a durable rubber face. It features concours-quality details, ensuring a precise and authentic look for your classic car restoration. The pad resists scuffs, chemicals, and water, making it a long-lasting addition to your vehicle. Perfectly tailored for models such as the 1929 DeSoto Model K, 1934 DeSoto Airflow, 1956 DeSoto Adventurer, and many more, this step plate pad enhances both functionality and style. Backed by Metro’s 30-year warranty, this part guarantees peace of mind and exceptional quality for decades to come.

Features and Benefits
  • Protects your car’s step area with a durable rubber surface.
  • Resists wear from scuffs, chemicals, and water for long-term use.
  • Concours-quality design ensures an authentic restoration look.

$43.99
• SALE $35.95
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1955-1959 DeSoto Firedome Rumble Seat Step Plate Pad. Rubber Face Only. 4-1/4" O.D.
1957-1959 DeSoto Firedome Rear Roll-Up Window Weatherstrip Seals.

Designed for 1957-1959 Chrysler, DeSoto, Dodge, and Plymouth cars and trucks, these rear roll-up window seals are 18-1/2" long and crafted specifically for the leading edge of the rear quarter window. Made with molded ends for a precise fit, they come as a pair for both the right and left sides. Manufactured by Metro Moulded Parts, these seals are built from advanced rubber compounds that resist sunlight, ozone, and chemicals, ensuring long-lasting durability. Unlike cheaper alternatives, they are free from accelerants or fillers that can cause premature aging or failure. These seals not only restore a snug, weatherproof seal to your windows but also enhance the overall appearance of your classic car. Backed by Metro’s 30-year Platinum Warranty, you can trust in their quality and longevity.

Features and Benefits
  • Provides a tight seal to prevent water and air leaks.
  • Made with durable, chemical-resistant rubber for long-term use.
  • Molded ends ensure a perfect fit for easy installation.

$91.99
• SALE $73.95
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1957-1959 DeSoto Firedome Rear Roll-Up Window Weatherstrip Seals.
1955-1956 DeSoto Firedome Rear Roll-Up Side Quarter Window Weatherstrip Seals (Fits Some Models).

Designed for 1955-1956 Chrysler, DeSoto, Dodge, and Plymouth cars and trucks, these rear roll-up side quarter window seals are crafted to fit perfectly and restore the functionality of your vehicle's windows. Made from advanced rubber compounds, these seals resist sunlight, ozone, and chemicals, ensuring long-lasting durability. Unlike cheaper alternatives, Metro Moulded Parts avoids using accelerants or fillers, which can lead to premature wear and failure. These seals are precision-molded to provide a snug fit, preventing water, air, and debris from entering your vehicle while maintaining a clean and polished look. Backed by Metro's 30-year Platinum Warranty, you can trust these seals to perform for decades.

Features and Benefits
  • Protects against water, air, and debris infiltration.
  • Made from high-quality, chemical-resistant rubber compounds.
  • Designed for a precise fit on 1955-1956 Chrysler, DeSoto, Dodge, and Plymouth models.

$97.99
• SALE $78.95
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1955-1956 DeSoto Firedome Rear Roll-Up Side Quarter Window Weatherstrip Seals (Fits Some Models).
1955-1958 DeSoto Firedome Flexible Window Sweeper. Made with Stainless Steel Bead.

This flexible window sweeper, designed for classic cars, measures 96 inches in length and features a durable stainless steel bead for added strength and longevity. It is compatible with a wide range of vehicles, including 1949-1958 Chrysler, DeSoto, Dodge, Packard, Plymouth, and Willys models, ensuring a precise fit for your restoration project. The sweeper provides an accurate seal profile, effectively keeping out water, dust, and debris while maintaining a clean and polished look. Its flexibility allows for easy installation, and it can be sectioned into two or three equal lengths to accommodate overseas shipping needs. A $20 special shipping charge applies for domestic orders, with additional costs for international shipping. Backed by a 90-day hassle-free warranty, this part guarantees peace of mind and reliability for your classic car restoration.

Features and Benefits
  • Creates a tight seal to protect against water and debris.
  • Stainless steel bead ensures long-lasting durability.
  • Flexible design allows for easy installation and customization.
  • Perfect fit for a wide range of 1949-1958 classic car models.

$143.99
• SALE $114.95
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1955-1958 DeSoto Firedome Flexible Window Sweeper. Made with Stainless Steel Bead.
1955-1959 DeSoto Firedome Rigid Division-Bar Channel. Unbeaded. 96 in. Long. Each.

This rigid division-bar channel, designed for 1955-1959 Chrysler, DeSoto, Dodge, and Plymouth cars, as well as 1962-1967 Chevrolet Chevy II and 1965-1966 Ford Thunderbird models, measures 96 inches in length and is unbeaded for a clean, seamless fit. Crafted for precision, it ensures accurate seal profiles, enhancing both the appearance and functionality of your classic car. The channel is durable and can be sectioned into two or three equal lengths for easier overseas shipping, making it versatile for various installation needs. Its rigid construction provides a secure fit, helping to maintain the integrity of your vehicle's window system. A $20 special shipping charge applies for domestic orders, and international shipping costs can be arranged by contacting us. Backed by a 90-day warranty, this part guarantees peace of mind with its reliable performance.

Features and Benefits
  • Ensures a tight, accurate seal for windows.
  • Durable construction for long-lasting use.
  • Can be sectioned for easier shipping and installation.
  • Enhances the functionality and appearance of your classic car.

$161.49
• SALE $128.95
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1955-1959 DeSoto Firedome Rigid Division-Bar Channel. Unbeaded. 96 in. Long. Each.

(7 Total Products)