Peterbilt Parts

Peterbilt Parts

Need some primo Peterbilt parts? Well, you just hit the jackpot. Here at 4 State Trucks, we're not messing around - we've got a treasure trove of both genuine and aftermarket Peterbilt parts and goodies that'll make your rig purr. Listen, we get it. Maybe you're babying your trusty workhorse, or perhaps you're shining up that show-stopper for the next big event. Either way, we've got your Peterbilt parts and your back. Our crew knows Petes inside and out, and they're itching to help you find that perfect part. Got a classic 379 that needs some love? We've got your parts. Rolling in a spanking new 579? No sweat, we've got those cutting-edge parts too.
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  • Single Side Air Bag With Controller And Bracket
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    Single Side Air Bag With Controller And Bracket

    LOAD-SHARE SUSPENSIONS

    $485.99
    Single Side Air Bag With Controller And Bracket * High Quality Air Bag* Single Side * With Controller And Bracket* Sold Individually* Warranty On Air Bags Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...
    $485.99
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  • Single Side Air Bag Replacement Kit for 4 Inch Round Top U Bolt & Double Convolute
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    Single Side Air Bag Replacement Kit for 4 Inch Round Top U Bolt & Double Convolute

    LOAD-SHARE SUSPENSIONS

    $573.99
    Single Side Air Bag Replacement Kit for 4 Inch Round Top U Bolt & Double Convolute * High Quality Air Bag Replacement Kit* Single Side * Replacement Kit For 4 Inch Round Top U Bolt* Sold Individually* Warranty On Air Bag Replacement Kit Against Defects...
    $573.99
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    $573.99
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  • 24 X 30 Inch Black Synthetic Rubber Red, White & Blue / Stars & Stripes Mud Flap
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    24 X 30 Inch Black Synthetic Rubber Red, White & Blue / Stars & Stripes Mud Flap

    AFTERMARKET

    $77.82
    24 X 30 Inch Stars, Red/White/Blue Stripe Design Mud FlapThis pair of black rubber mud flaps with a red, white, and blue USA flag design mount behind your tires to prevent small debris from flying up into the air caused by them rotating. Made by M&C Mud...
    $77.82
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  • Axle Gasket Axle Gasket
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    Axle Gasket

    OPP - ORIGINAL PARTS PROGRAM

    $5.60
    Axle Gasket * High Quality Axle Gasket* Fits Drive Axles* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM)***This Original Parts Program item is not aftermarket and is an Original Equipment Manufacturer (OEM) Part.We purchase this...
    $5.60
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    $5.60
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  • On Sale
    Seal Input Shaft For Rockwell RD20145 - Replaces A1205R2592 & 100494 Seal Input Shaft For Rockwell RD20145 - Replaces A1205R2592 & 100494
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    Seal Input Shaft For Rockwell RD20145 - Replaces A1205R2592 & 100494

    OPP - ORIGINAL PARTS PROGRAM

    Now: $10.90
    Was: $41.94
    Seal Input Shaft * High Quality Seal Tail Shaft* For Rockwell RD20145* Replaces OEM # A1205R2592, 100494* Sold Individually* Warranty On Seal Input Shaft Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...
    Now: $10.90
    Was: $41.94
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    Now: $10.90
    Was: $41.94
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  • Seal Tail Shaft For Rockwell RD20145 - Replaces A1205P2590 Seal Tail Shaft For Rockwell RD20145 - Replaces A1205P2590
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    Seal Tail Shaft For Rockwell RD20145 - Replaces A1205P2590

    OPP - ORIGINAL PARTS PROGRAM

    $41.95
    Seal Tail Shaft * High Quality Seal Tail Shaft* For Rockwell RD20145* Replaces OEM # A1205P2590, 100495* Sold Individually* Warranty On Seal Tail Shaft Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...
    $41.95
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    $41.95
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  • Seal Pinion For Rockwell RR20145 - Replaces A1205N2588 Seal Pinion For Rockwell RR20145 - Replaces A1205N2588
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    Seal Pinion For Rockwell RR20145 - Replaces A1205N2588

    OPP - ORIGINAL PARTS PROGRAM

    $52.37
    Seal Pinion * High Quality Seal Pinion* For Rockwell RR20145* Replaces OEM # A1205N2588, 100263* Sold Individually* Warranty On Seal Pinion Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...
    $52.37
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    $52.37
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  • Nut For Pinion & Tail Shaft Rockwell RD-RR2014 - Replaces KIT2637 Nut For Pinion & Tail Shaft Rockwell RD-RR2014 - Replaces KIT2637
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    Nut For Pinion & Tail Shaft Rockwell RD-RR2014 - Replaces KIT2637

    OPP - ORIGINAL PARTS PROGRAM

    $20.89
    Nut Pinion And Tail Shaft * High Quality Nut Pinion And Tail Shaft* For Rockwell RD-RR2014* Replaces OEM # KIT2637* Sold Individually* Warranty On Nut Pinion And Tail Shaft Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    $20.89
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    $20.89
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  • On Sale
    Nut For Input Shaft Rockwell RD20145 - Replaces KIT2638 Nut For Input Shaft Rockwell RD20145 - Replaces KIT2638
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    Nut For Input Shaft Rockwell RD20145 - Replaces KIT2638

    OPP - ORIGINAL PARTS PROGRAM

    Now: $9.00
    Was: $27.27
    Nut Input Shaft * High Quality Nut Input Shaft* For Rockwell RD20145* Replaces OEM # KIT2638* Sold Individually* Warranty On Nut Input Shaft Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...
    Now: $9.00
    Was: $27.27
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    Now: $9.00
    Was: $27.27
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  • Locking Nut For Input Shaft DSP40-404 Locking Nut For Input Shaft DSP40-404
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    Locking Nut For Input Shaft DSP40-404

    OPP - ORIGINAL PARTS PROGRAM

    $20.41
    Locknut Input Shaft * High Quality Nut Flanged Lock Output Shaft* Rear Input Shaft For Eaton DSP40-404* Replaces OEM # 128049* Sold Individually* Warranty On Locknut Input Shaft Against Defects In Workmanship & Material From Date Of Purchase*** High...
    $20.41
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    $20.41
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  • Flanged Locking Nut For Pinion RSP40-404 Flanged Locking Nut For Pinion RSP40-404
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    Flanged Locking Nut For Pinion RSP40-404

    OPP - ORIGINAL PARTS PROGRAM

    $17.98
    Nut Flanged Lock Pinion * High Quality Nut Flanged Lock Output Shaft* Rear Output Shaft For Eaton RSP40-404* Replaces OEM # 127589* Sold Individually* Warranty On Nut Flanged Lock Pinion Against Defects In Workmanship & Material From Date Of Purchase***...
    $17.98
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    $17.98
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  • Flanged Locking Nut For Rear Output Shaft Flanged Locking Nut For Rear Output Shaft
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    Flanged Locking Nut For Rear Output Shaft

    OPP - ORIGINAL PARTS PROGRAM

    $18.77
    Nut Flanged Lock Rear Output * High Quality Nut Flanged Lock Output Shaft* Rear Output Shaft For Eaton DSP40-404* Replaces OEM # 127588* Sold Individually* Warranty On Nut Flanged Lock Output Shaft Against Defects In Workmanship & Material From Date Of...
    $18.77
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    $18.77
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