Special Offers
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Lock washer 5/8-ZY*D
Regular price $1.99 -
Light LED Side Marker Amber LH & RH Peterbilt 8 LED, 3 Wire Leads w/Bullet Connectors
Regular price $24.14 -
LED Headlamp RH Peterbilt 579 2021+ 564.750105B
Regular price $399.99 -
LED Headlamp LH Peterbilt 579 2021+ 564.750104B
Regular price $399.99 -
King Pin Kit Premium Composite Bushing Peterbilt Freightliner 579 LH-RH 460.612CP, 300-451
Regular price $399.99 -
King Pin Kit Premium Bi-Metal Bushing Freightliner Volvo LH-RH 460.246BP, 300-284, 1115275, KB848, K961L, 70.961.12, R201316
Regular price $269.99
Shop nearly 300 aftermarket Peterbilt parts for the 389, 579, 386, 387 and 388, including lighting, chrome and stainless trim, filters, belts, king pin kits, cooling parts and electrical components. Every listing includes cross-reference part numbers so you can match the OEM or aftermarket number you already have.
Orders ship fast from Breinigsville, PA, and our parts team is available at (610) 285-7317 to confirm fitment before you buy. Financing available through Snap Finance. Browse by model in Peterbilt 389 parts and Peterbilt 579 parts, or shop related makes like Kenworth and International.