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Peterbilt 567/579 Parts

Shop for reliable aftermarket replacement parts, custom interior accessories, and exterior chrome upgrades for the Peterbilt 567/579 truck model (2012 - current year). At 4 State Trucks, we stock direct-fit, heavy-duty truck parts to help restore a worn-out Peterbilt 567 vocational rig, or customize a Peterbilt 579 on-highway truck.
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  • BESTfit Square Hood Bushing Replaces For Kenworth & Peterbilt

    BESTfit Square Hood Bushing Replaces For Kenworth & Peterbilt

    BESTFIT TRUCK PARTS

    $13.87 - $15.72
    Reduce Hood Vibration and Wear with the BESTfit Square Rubber or Poly Hood Bushing for Kenworth and Peterbilt. Crafted from premium materials, this square bushing with a 0.50-inch inner diameter...
    PPR_300787
    SKU:
    PPR_300787
    Material Options:
    Plastic/Poly
    Shape Options:
    Square
    Product Type:
    Hood Parts & Acc.
    Truck Class:
    Heavy Duty
    Make:
    Kenworth
    Make:
    Peterbilt
    $13.87 - $15.72
    Qty in Cart: 0
    Price:
    $13.87 - $15.72
    Subtotal:
  • FREE SHIPPING OVER $249
    Steel Fender Rear Mounting Bracket For Peterbilt Low Airleaf & Kenworth Ag400L Suspension 2005 & Newer

    Steel Fender Rear Mounting Bracket For Peterbilt Low Airleaf & Kenworth Ag400L Suspension 2005 & Newer

    SHIFT PRODUCTS

    $149.99
    This steel fender bracket is made for installing the fender on either the driver side or passenger side of Peterbilt Low Airleaf trucks from 2005 and newer, as well as Kenworth trucks with AG400L...
    PPR_300780
    SKU:
    PPR_300780
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Position:
    Driver Side
    Position:
    Passenger Side
    Product Type:
    Rear Fenders
    Make:
    Kenworth
    Make:
    Peterbilt
    $149.99
    Qty in Cart: 0
    Price:
    $149.99
    Subtotal:
  • Chrome Hood Mirror, W/ Mounting Arm, Backing Plate & Hardware For Kenworth T680, Peterbilt 579 & 587

    Chrome Hood Mirror, W/ Mounting Arm, Backing Plate & Hardware For Kenworth T680, Peterbilt 579 & 587

    UNITED PACIFIC

    $147.99
    Choose Option(s) to see description.Fitment* Fits Kenworth T680 2013 thru 2021* Fits Peterbilt 579 2013 thru 2021* Fits Peterbilt 587 2011 thru 2016Chrome Hood Mirror, Driver Side W/ Mounting Arm,...
    PPR_300785
    SKU:
    PPR_300785
    Position:
    Passenger Side
    Finish Options:
    Chrome-Plated
    Position:
    Driver Side
    Product Type:
    Exterior
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Kenworth
    Make:
    Peterbilt
    $147.99
    Qty in Cart: 0
    Price:
    $147.99
    Subtotal:
  • Driver/Passenger Side Steel Half Fender Bracket For Peterbilt Low Airleaf & Kenworth Ag400L Suspension

    Driver/Passenger Side Steel Half Fender Bracket For Peterbilt Low Airleaf & Kenworth Ag400L Suspension

    SHIFT PRODUCTS

    $170.99
    This half fender bracket is designed for secure mounting of fiberglass fenders on Peterbilt trucks with Low Airleaf suspension (2005 and newer) and Kenworth trucks with AG400L suspension. Made for...
    PPR_300783
    SKU:
    PPR_300783
    Position:
    Driver Side
    Position:
    Passenger Side
    Product Type:
    Rear Fenders
    Material Options:
    Steel
    Type Options:
    Half
    Truck Class:
    Heavy Duty
    Make:
    Kenworth
    Make:
    Peterbilt
    $170.99
    Qty in Cart: 0
    Price:
    $170.99
    Subtotal:
  • BESTfit Hood Pivot Bushing For Kenworth & Peterbilt

    BESTfit Hood Pivot Bushing For Kenworth & Peterbilt

    BESTFIT TRUCK PARTS

    $23.12 - $26.83
    Restore accurate hood alignment on Kenworth and Peterbilt trucks with the BESTfit Hood Pivot Bushing, replacement for OEM L13-6006. This high-quality rubber or poly bushing measures 4.625 inches...
    PPR_300786
    SKU:
    PPR_300786
    Material Options:
    Plastic/Poly
    Product Type:
    Hood Parts & Acc.
    Shape Options:
    Rectangular
    Truck Class:
    Heavy Duty
    Make:
    Kenworth
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    $23.12 - $26.83
    Qty in Cart: 0
    Price:
    $23.12 - $26.83
    Subtotal:
  • Stainless Steel Rear Fender Bracket For Peterbilt Low Airleaf & Kenworth Ag400L Suspension 2005 & Newer

    Stainless Steel Rear Fender Bracket For Peterbilt Low Airleaf & Kenworth Ag400L Suspension 2005 & Newer

    SHIFT PRODUCTS

    $155.99 - $162.99
    Choose Option(s) to see description.Fitment* Fits Kenworth T2000 2005 thru 2010* Fits Kenworth T300 2005 thru 2007* Fits Kenworth T370 2009 thru 2021* Fits Kenworth T600 Aerocab 2005 thru 2007* Fits...
    PPR_300781
    SKU:
    PPR_300781
    Material Options:
    Steel
    Product Type:
    Rear Fenders
    Truck Class:
    Heavy Duty
    Position:
    Driver Side
    Position:
    Passenger Side
    Make:
    Kenworth
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    $155.99 - $162.99
    Qty in Cart: 0
    Price:
    $155.99 - $162.99
    Subtotal:
  • Stainless Steel Fender Bracket Driver/Passenger Option For Peterbilt Flex Air And Kenworth Ag380 Suspension

    Stainless Steel Fender Bracket Driver/Passenger Option For Peterbilt Flex Air And Kenworth Ag380 Suspension

    SHIFT PRODUCTS

    $162.99 - $177.99
    Choose Option(s) to see description.Fitment* Fits Peterbilt 330 2002 thru 2005* Fits Peterbilt 335 2005 thru 2010* Fits Peterbilt 337 2014 thru 2022* Fits Peterbilt 340 2007 thru 2010* Fits Peterbilt...
    PPR_300782
    SKU:
    PPR_300782
    Material Options:
    Steel
    Position:
    Passenger Side
    Truck Class:
    Heavy Duty
    Product Type:
    Rear Fenders
    Position:
    Driver Side
    Make:
    Kenworth
    Make:
    Peterbilt
    $162.99 - $177.99
    Qty in Cart: 0
    Price:
    $162.99 - $177.99
    Subtotal:
  • On Sale
    FREE SHIPPING OVER $249
    Limited Quantity Available
    Legendary Underboss Large Glass Watermelon 4 Wire Dual Function W/ Stainless Bezel LED Light - Each

    Legendary Underboss Large Glass Watermelon 4 Wire Dual Function W/ Stainless Bezel LED Light - Each

    LEGENDARY

    Now: $42.49
    Was: $49.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksLegendary Underboss Large Glass Watermelon Amber-Blue-Clear 4 Wire Dual Function W/ Stainless Bezel LED...
    PPR_300765
    SKU:
    PPR_300765
    Color:
    Amber/Green
    Color:
    Red/Blue
    Diameter Options:
    3 1/2 Inch
    Style Options:
    Watermelon
    Color:
    Amber/Blue
    Color:
    Amber/White
    Color:
    Amber/Red
    Color:
    Red/White
    Color:
    Red/Purple
    Position:
    Under
    Color:
    Amber/Purple
    Color:
    Red/Green
    Material Options:
    Glass
    Make:
    Universal Items
    Make:
    Dodge
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    Now: $42.49
    Was: $49.99
    Qty in Cart: 0
    Price:
    Now: $42.49
    Was: $49.99
    Subtotal:
  • BESTfit John Deere Gasket 10.875 Inch ID 11.750 Inch OD

    BESTfit John Deere Gasket 10.875 Inch ID 11.750 Inch OD

    BESTFIT TRUCK PARTS

    $18.99
    10.875 Inch ID 11.750 Inch OD John Deere Gasket By BESTfitUpgrade your exhaust sealing system with the BESTfit John Deere Gasket, designed for John Deere applications and built to replace worn or...
    80-08090002
    SKU:
    80-08090002
    Product Type:
    Exhaust
    Make:
    Universal Items
    $18.99
    Qty in Cart: 0
    Price:
    $18.99
    Subtotal:
  • BESTfit Diesel Particulate Filter For Cummins ISM Engine Replaces 4352989, AMN1003, C0022SA

    BESTfit Diesel Particulate Filter For Cummins ISM Engine Replaces 4352989, AMN1003, C0022SA

    BESTFIT TRUCK PARTS

    $1,797.99
    Diesel Particulate Filter By BESTfit Replaces 4352989, AMN1003, C0022SA Fits Cummins ISM EngineMaintain optimal emissions performance with the BESTfit Cummins DPF for ISM engines. Replacing OEM part...
    29-08090076
    SKU:
    29-08090076
    Style Options:
    Cummins
    Product Type:
    Exhaust
    Make:
    Universal Items
    $1,797.99
    Qty in Cart: 0
    Price:
    $1,797.99
    Subtotal:
  • BESTfit NOx Sensor For Caterpillar Replaces 10041056, 4415129, 5390117

    BESTfit NOx Sensor For Caterpillar Replaces 10041056, 4415129, 5390117

    BESTFIT TRUCK PARTS

    $390.99
    NOx Sensor By BESTfit Replaces 10041056, 4415129, 5390117 Fits CaterpillarEnsure reliable emissions control and accurate engine performance with the BESTfit Caterpillar NOx Sensor, designed as a...
    29-08090072
    SKU:
    29-08090072
    Style Options:
    Caterpillar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $390.99
    Qty in Cart: 0
    Price:
    $390.99
    Subtotal:
  • Bostrom 20 Inch Gray Mordura Cloth Mid Back Captain Seat W/ Low Base, Dual Armrest & Single Lumbar

    Bostrom 20 Inch Gray Mordura Cloth Mid Back Captain Seat W/ Low Base, Dual Armrest & Single Lumbar

    BOSTROM TRUCK SEATS

    $1,058.99
    20 Inch Gray Mordura Cloth Mid Back Captain Seat W/ Low Base, Dual Armrest & Single Lumbar By BostromUpgrade your truck interior with the Bostrom Gray Mordura Cloth Mid Back Captain Seat, built for...
    60196361
    SKU:
    60196361
    Product Type:
    Seats
    Material Options:
    Cloth
    Color:
    Gray
    Width Options:
    20 Inch
    Style Options:
    Mid Back
    Make:
    Universal Items
    $1,058.99
    Qty in Cart: 0
    Price:
    $1,058.99
    Subtotal:
  • BESTfit NOx Sensor For Cummins Replaces 5EL039, 2894946RX, 2894946NX

    BESTfit NOx Sensor For Cummins Replaces 5EL039, 2894946RX, 2894946NX

    BESTFIT TRUCK PARTS

    $390.99
    NOx Sensor By BESTfit Replaces 5EL039, 2894946RX, 2894946NX Fits CumminsEnsure accurate emissions control and optimal engine performance with the BESTfit Cummins NOx Sensor, a direct replacement for...
    29-08090068
    SKU:
    29-08090068
    Product Type:
    Exhaust
    Style Options:
    Cummins
    Make:
    Universal Items
    $390.99
    Qty in Cart: 0
    Price:
    $390.99
    Subtotal:
  • BESTfit Hydrocarbon Injector Metering Unit Replaces 0444030007, 0444030007, A4710700055

    BESTfit Hydrocarbon Injector Metering Unit Replaces 0444030007, 0444030007, A4710700055

    BESTFIT TRUCK PARTS

    $394.99
    Hydrocarbon Injector Metering Unit By BESTfitMaintain efficient aftertreatment performance with the BESTfit Hydrocarbon Injector Metering Unit, designed as a direct replacement for part numbers...
    29-08090075
    SKU:
    29-08090075
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $394.99
    Qty in Cart: 0
    Price:
    $394.99
    Subtotal:
  • BESTfit Diesel Particulate Filter For Cummins ISX Engine Replaces 2871838, 5289769, C0F5SA

    BESTfit Diesel Particulate Filter For Cummins ISX Engine Replaces 2871838, 5289769, C0F5SA

    BESTFIT TRUCK PARTS

    $2,621.99
    Diesel Particulate Filter By BESTfit Replaces 2871838, 5289769, C0F5SA Fits Cummins ISX EngineMaintain clean emissions and reliable performance with the BESTfit Cummins Diesel Particulate Filter...
    29-08090077
    SKU:
    29-08090077
    Product Type:
    Exhaust
    Style Options:
    Cummins
    Make:
    Universal Items
    $2,621.99
    Qty in Cart: 0
    Price:
    $2,621.99
    Subtotal:
  • BESTfit Diesel Particulate Filter Gasket For Caterpillar Replaces E300121, GA006, KPI50094G

    BESTfit Diesel Particulate Filter Gasket For Caterpillar Replaces E300121, GA006, KPI50094G

    BESTFIT TRUCK PARTS

    $11.99
    Diesel Particulate Filter Gasket By BESTfit Replaces E300121, GA006, KPI50094G Fits CaterpillarEnsure a reliable seal and optimal emissions performance with the BESTfit Caterpillar DPF Gasket, a...
    29-08090074
    SKU:
    29-08090074
    Style Options:
    Caterpillar
    Product Type:
    Exhaust
    Make:
    Universal Items
    $11.99
    Qty in Cart: 0
    Price:
    $11.99
    Subtotal:
  • BESTfit Diesel Particulate Filter For Caterpillar Engine Replaces 20R3511, 4373512, 4373518

    BESTfit Diesel Particulate Filter For Caterpillar Engine Replaces 20R3511, 4373512, 4373518

    BESTFIT TRUCK PARTS

    $3,765.99
    Diesel Particulate Filter By BESTfit Replaces 20R3511, 4373512, 4373518 Fits Caterpillar EngineMaximize emissions efficiency and reliability with the BESTfit CAT Diesel Particulate Filter (DPF),...
    29-08090060
    SKU:
    29-08090060
    Style Options:
    Caterpillar
    Product Type:
    Exhaust
    Make:
    Universal Items
    $3,765.99
    Qty in Cart: 0
    Price:
    $3,765.99
    Subtotal:
  • BESTfit Diesel Particulate Filter For Caterpillar Engine Replaces 20R8031, 3583668, D2011SA

    BESTfit Diesel Particulate Filter For Caterpillar Engine Replaces 20R8031, 3583668, D2011SA

    BESTFIT TRUCK PARTS

    $6,141.99
    Diesel Particulate Filter By BESTfit Replaces 20R8031, 3583668, D2011SA Fits Caterpillar EngineEnsure optimal emissions performance with the BESTfit Caterpillar DPF for heavy-duty engines. Replacing...
    29-08090073
    SKU:
    29-08090073
    Style Options:
    Caterpillar
    Product Type:
    Exhaust
    Make:
    Universal Items
    $6,141.99
    Qty in Cart: 0
    Price:
    $6,141.99
    Subtotal:
  • BESTfit Diesel Oxidation Catalyst For Cummins ISB Engines Replaces 5287474NX, C0119ID, A035H173

    BESTfit Diesel Oxidation Catalyst For Cummins ISB Engines Replaces 5287474NX, C0119ID, A035H173

    BESTFIT TRUCK PARTS

    $2,323.99
    Diesel Oxidation Catalyst By BESTfit Replaces 5287474NX, C0119ID, A035H173 Fits Cummins ISB EnginesEnsure dependable emissions control with the BESTfit Cummins DOC for ISB engines. Replacing part...
    29-08090067
    SKU:
    29-08090067
    Product Type:
    Exhaust
    Style Options:
    Cummins
    Make:
    Universal Items
    $2,323.99
    Qty in Cart: 0
    Price:
    $2,323.99
    Subtotal:
  • BESTfit Diesel Oxidation Catalyst For Paccar EPA10 Replaces 1837302, 1998412PE

    BESTfit Diesel Oxidation Catalyst For Paccar EPA10 Replaces 1837302, 1998412PE

    BESTFIT TRUCK PARTS

    $3,914.99
    Diesel Oxidation Catalyst By BESTfit Replaces 1837302, 1998412PE Fits Paccar EPA10Ensure dependable emissions control with the BESTfit PACCAR DOC for EPA10 engines. Replacing part numbers 1837302 and...
    29-08090070
    SKU:
    29-08090070
    Product Type:
    Exhaust
    Style Options:
    Paccar
    Make:
    Universal Items
    $3,914.99
    Qty in Cart: 0
    Price:
    $3,914.99
    Subtotal:
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Shop Peterbilt 567/579 Parts & Accessories

Find model-specific, direct-fit parts and accessories to upgrade or repair your big rig. Whether you need durable, ready-to-ship replacement hardware for your vocational Peterbilt 567 work truck, or heavy-duty OEM-alternative accessories for your Peterbilt 579 long-haul sleeper, you can find them at 4 State Trucks. Find aftermarket replacement components and accessories:
  • Engine & Cooling Parts: Replace worn AC, cooling, and engine components to help maintain reliable performance and uptime.
  • Exterior Parts: Upgrade or replace bumpers, grilles, visors, stainless trim, and body accessories for a cleaner, more professional look.
  • Lighting: Shop LED headlights, driving/fog lights, watermelon cab lights, marker lights, and replacement housings for better visibility and style.
  • Interior Accessories: Improve cab comfort with seats, steering wheels, dash trim, storage accessories, and other driver-focused upgrades.
  • Electrical Components: Support daily operations with power inverters, wiring, switches, and other electrical accessories.
  • Suspension & Braking: Maintain ride quality, stopping power, and road control with replacement suspension and brake components.
  • Fitment & Value: Choose direct-fit replacement parts designed to reduce downtime, simplify installation, and support long-term truck value.

Peterbilt 579 Accessories, Peterbilt 567 Accessories & Custom Upgrades

Find custom stainless-steel upgrades from Chrome Shop Mafia, and chrome-plastic interior dashboard trim for Peterbilt 567/579.

Peterbilt 567/579 Exterior Parts: Bumpers, Grilles, Hoods, Mud Flaps & Visors

Repair and replace damaged front-end parts after a collision or completely renovate the front-end appearance for an improved road presence with polished chrome and stainless-steel exterior accessories guaranteed to fit the Peterbilt 567/579 model. Explore a wide array of Peterbilt 567/579 bumpers, grilles, drop visors, and hoods.

Peterbilt 567/579 LED Headlights, Lights & Interior Accessories

Refurbish the interior sleeper-cab space with upholstery, dashboard trim, steering wheels, foot pedals, and more. Amplify the visibility of your rig inside and out with our wide array of LED high/low-beam headlights, marker/clearance lights, and dual-function turn/tail/signal lights for your rear T-bumper or center panels.

Peterbilt 579 Parts & Peterbilt 567 Parts for Engine, Drivetrain, Exhaust & Chassis Repairs

Whether you need mechanical parts for the HVAC, drivetrain, engine, or exhaust system, we stock hundreds of ready-to-order items. Whether you need replacement radiator, clutch, A/C pressure switch, air filter, or spring/service brake chambers, and steering column rebuild kits, you can find it here. Save down time in the shop with quick shipping to your specified address.

Peterbilt 567/579 Fuel Tanks, Tool Boxes, Battery Boxes & Frame Accessories

Expand your Peterbilt’s storage capacity with frame-mounted step boxes, custom frame plates, replacement fuel tanks, and more. In-cab storage solutions and exterior, frame-mounted tool boxes can also be customized with unique accessories, lighting accents to custom frame-plate inserts. Every inch of your Class 8 truck can be modified to create a reliable, work-ready custom truck build. 4 State Trucks helps owner-operators find the right parts and accessories to make it happen.

Frequently Asked Questions About Peterbilt 567/579 Parts

What years and models are compatible with your Peterbilt 567/579 bumpers?

Our bumpers are designed to fit Peterbilt 567 models from 2013 to present and Peterbilt 579 models from 2012 to present. However, compatibility can vary based on your truck's specific configuration, including whether you have a set-forward or set-back axle, day cab or sleeper, and any factory-installed options. We recommend checking your OEM or calling our team at 1-888-875-2358 with your truck's details to ensure proper fitment before ordering.

Are your bumpers made from chrome-plated steel or stainless steel, and which is better?

We offer both chrome-plated steel and polished stainless steel options. Chrome-plated steel bumpers provide a mirror-like finish at a lower cost but require regular maintenance to prevent rust and pitting. Stainless steel bumpers are more expensive upfront but offer superior corrosion resistance and maintain their appearance longer with minimal maintenance. For trucks operating in harsh winter conditions with road salt exposure, we typically recommend stainless steel for its durability.

What tools and hardware are needed for installation, and how long does it take?

Installation typically requires basic hand tools including socket wrenches, torque wrench, and potentially a drill for auxiliary light mounting. Most bumpers come with mounting brackets and grade 8 bolts, but you may need to reuse some factory hardware. Professional installation usually takes 2-4 hours depending on whether you're adding lights or other accessories. Many customers with mechanical experience successfully complete DIY installation in 3-5 hours following the included instructions.

Do your bumpers accommodate factory fog lights and sensors?

Most of our replacement bumpers include provisions for factory fog lights and can accommodate parking sensors, though some aftermarket bumpers may require modification. Bumpers designed for 2016 and newer models typically have pre-cut openings for adaptive cruise control radar sensors. If your truck has these features, please specify when ordering or contact us to confirm compatibility with your specific setup.

What's the weight difference between aftermarket and OEM bumpers, and will it affect my truck?

Aftermarket steel bumpers typically add 50-150 pounds compared to factory bumpers, depending on the style and features. Heavy-duty bumpers with integrated tow hooks or winch mounts can add up to 200 pounds. This additional weight is generally not significant enough to affect handling or require suspension adjustments, but it may slightly impact fuel economy. The added weight actually provides better protection in minor collisions and improved appearance retention over lightweight alternatives.


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