R421089 | Genuine Paccar® Curved Windshield Seal

Description and Purpose:

Genuine Windshield Seal – Curved 2-Piece by Paccar®. Part number: R421089. Condition: New. Designed for Kenworth T600, T800 and Peterbilt 330–379 series, this molded black rubber seal ensures air-tight and leak-proof fitment. Ideal for maintaining structural stability and weather resistance in commercial truck applications.

Why Replacement is Important:

Failing windshield seals lead to water leaks, rust formation, and impaired insulation. Replacement is essential to avoid costly interior repairs and discomfort.

Impact on Vehicle Performance:

By securing windshield glass, this seal enhances cab safety, protects electronics, and minimizes road noise and moisture ingress.

Manufacturer Information:

Paccar® develops specialized weatherproofing systems engineered for long-term performance in rugged fleet environments.

Tags & Category: Windshield Seal, Automotive Seal, Weatherstrip, Rubber Seal, Glass Seal, Curved Windshield Seal, Windshield Molding, Windshield Installation, Weatherproofing, Sealing, Glass Retention

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.