Special Offers
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Power Steering Cap Dipstick Peterbilt 5839Q347137, FGQ347137, Q347137, 5839Q347137
Regular price $11.07 -
Peterbilt Discharge Hose Assembly OEM: 6242-1475,F50-6242-1475
Regular price $287.50 -
PETERBILT 6 LIGHT Bracket
Regular price $143.62 -
Paccar Engine Oil Filter 2129253, 2129253PE
Regular price $59.99 -
Oil Pan Gasket Cummins ISX 15.0L 4026684, 840.OS906705MA, M90684, 840.90RSKAFA, M90684EL
Regular price $399.00 -
Oil Filter Hino LF3818
Regular price $39.99
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.