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Western Star Truck Parts

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 34 Inch Stainless Rear Center Light Panel W/ 4 - 4 Inch & 3 - 2.5 Inch Light Cutouts

    34 Inch Stainless Rear Center Light Panel W/ 4 - 4 Inch & 3 - 2.5 Inch Light Cutouts

    UNITED PACIFIC

    $143.99
    Rear Center Panel W/ 4 - 4 Inch Light Holes & 3 - 2.5 Inch Light Holes* High Quality Rear Center Panel * With Light Holes* Made Of Stainless Steel* 34 Inch Length* (4) - 4 Inch Light Cutouts* (3) - 2...
    09-0111020
    SKU:
    09-0111020
    Truck Class:
    Heavy Duty
    Light Options:
    Without Lights
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Bumpers
    $143.99
    Qty in Cart: 0
    Price:
    $143.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    14 Inch Stainless Steel Blank Rear Center Panel W/ Backing Plate

    14 Inch Stainless Steel Blank Rear Center Panel W/ Backing Plate

    ROADWORKS

    Now: $80.97
    Was: $236.99
    14 Inch Stainless Steel Blank Rear Center Panel W/ Backing Plate* High Quality Rear Center Panel* Made Of 430 Stainless Steel* 14 Inch* Blank * Sold Individually * With Stainless Steel Back Plate *...
    09-01110027
    SKU:
    09-01110027
    Height Options:
    14 Inch
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Bumpers
    Availability:
    Ready To Ship
    Now: $80.97
    Was: $236.99
    Qty in Cart: 0
    Price:
    Now: $80.97
    Was: $236.99
    Subtotal:
  • Blank Rear Center Panel

    Blank Rear Center Panel

    ROADWORKS

    $134.99
    Blank Center Panel* High Quality Rear Center Panel * Made Of 430 Stainless Steel * 12 Inch* Blank* Without Stainless Steel Back Cover* Sold Individually * Warranty On Rear Center Panel Against...
    09-01110021
    SKU:
    09-01110021
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $134.99
    Qty in Cart: 0
    Price:
    $134.99
    Subtotal:
  • 12 Inch SS Rear Center Panel W/ 4 - 4 Inch, 6 - 2 Inch Red/Clear LEDs, 2 - 4 Inch Backup Lights, Back Plate

    12 Inch SS Rear Center Panel W/ 4 - 4 Inch, 6 - 2 Inch Red/Clear LEDs, 2 - 4 Inch Backup Lights, Back Plate

    ROADWORKS

    $193.99
    12 Inch Rear Light Panel W/ 6 - 4 Inch & 6 - 2 Inch Round Light Holes* High Quality Rear Light Bar* Made Of Stainless Steel* 12 Hole Cutouts:  - (6) 4 Inch Round Light Holes  - (6) 2 Inch Round Light...
    09-01110019
    SKU:
    09-01110019
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Position:
    Rear
    Product Type:
    Bumpers
    $193.99
    Qty in Cart: 0
    Price:
    $193.99
    Subtotal:
  • 12 Inch Stainless Steel Rear Center Panel W/ 4 Rectangular, 4 - 4 Inch Round Light Holes

    12 Inch Stainless Steel Rear Center Panel W/ 4 Rectangular, 4 - 4 Inch Round Light Holes

    ROADWORKS

    $145.99
    12 Inch 430 Stainless Steel Rear Center Panel W/ 4 Rectangular & 4 - 4 Inch Round Light Holes* High Quality Center Light Bar* Made Of Stainless Steel * 12 Inch * 4 Regular Light Holes* With Bezels *...
    09-01110017
    SKU:
    09-01110017
    Height Options:
    12 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Position:
    Rear
    Product Type:
    Bumpers
    $145.99
    Qty in Cart: 0
    Price:
    $145.99
    Subtotal:
  • 430 Stainless Steel Rear Center Panel Back Plate For 14 Inch Rear Center Panels

    430 Stainless Steel Rear Center Panel Back Plate For 14 Inch Rear Center Panels

    ROADWORKS

    $149.99
    Steel Rear Center Panel Back Plate 430 Stainless Steel* High Quality Back Plate* Made Of 430 Stainless Steel * 14 Inch * Blank* Fits 14 Inch Rear Center Panels* Rear Center Panel Not Included, Sold...
    09-01110014
    SKU:
    09-01110014
    Height Options:
    14 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $149.99
    Qty in Cart: 0
    Price:
    $149.99
    Subtotal:
  • CSM SS 10 X 48 Inch Blank Rear Center Panel

    CSM SS 10 X 48 Inch Blank Rear Center Panel

    CHROME SHOP MAFIA

    $383.99
    SS Blank Chrome Shop Mafia Rear Center Panel By Chrome Shop Mafia* High Quality Light Panel* Made Of 304 Stainless Steel* Fits Universal * Light Panel Is Blank* Comes Without Holes For License Plate*...
    09-011100
    SKU:
    09-011100
    Height Options:
    10 Inch
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Bumpers
    Availability:
    Ready To Ship
    $383.99
    Qty in Cart: 0
    Price:
    $383.99
    Subtotal:
  • Stainless Steel Rear Bumper Light Bar W/ Angled Ends & 8 - 4 Inch Light Hole Cutouts

    Stainless Steel Rear Bumper Light Bar W/ Angled Ends & 8 - 4 Inch Light Hole Cutouts

    ARANDA TRUCK ACCESSORIES

    $863.99
    Stainless Steel Rear Bumper Light Bar W/ Angled Ends* High Quality Light Bar* Made Of Stainless Steel* With Angled Ends* Has 8 Four Inch Light Hole Cutouts* Sold Individually* Made In USA* Warranty...
    09-011024
    SKU:
    09-011024
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Position:
    Rear
    Product Type:
    Bumpers
    $863.99
    Qty in Cart: 0
    Price:
    $863.99
    Subtotal:
  • 94 Inch 304 SS Rear Full Light Bar W/ 6 - 4 Inch Round Light Hole Holes

    94 Inch 304 SS Rear Full Light Bar W/ 6 - 4 Inch Round Light Hole Holes

    UNITED PACIFIC

    $493.99
    Stainless Steel Rear Light Bar W/ 6 - 4 Inch Round Light Hole CutoutsMake your truck easier to see in low visibility areas with this premium stainless steel 1 piece 94 inch tail light bar. It...
    09-011006
    SKU:
    09-011006
    Truck Class:
    Heavy Duty
    Light Options:
    Without Lights
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Position:
    Rear
    Finish Options:
    Polished
    Product Type:
    Bumpers
    Availability:
    Ready To Ship
    $493.99
    Qty in Cart: 0
    Price:
    $493.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Stainless Steel Rear Center Light Panel W/ 4 Oval Holes & 4 Round 2.5 Inch Light Cutouts

    Stainless Steel Rear Center Light Panel W/ 4 Oval Holes & 4 Round 2.5 Inch Light Cutouts

    TRUX ACCESSORIES

    $216.99
    SS Rear Center Plate W/ 4 Oval, 4 Round Light & License LED Cut Outs* High Quality Rear Center Panel* Includes:  - (4) Oval Holes And 4 X 2.5 Inch Holes - (1) License LED Hole* Made Of Stainless...
    09-011000686
    SKU:
    09-011000686
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Position:
    Rear
    Product Type:
    Bumpers
    Availability:
    Ready To Ship
    $216.99
    Qty in Cart: 0
    Price:
    $216.99
    Subtotal:
  • 304 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Red LEDs, 2 Super 21 Amber/Amber LEDs

    304 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Red LEDs, 2 Super 21 Amber/Amber LEDs

    ROADWORKS

    $1,209.99
    304 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Red LED Stop, Tail, Turn Lights & 2 Super 21 Amber/Amber LED End Lights* High Quality Rear Light Bar* Made Of 304 Stainless...
    09-011000430
    SKU:
    09-011000430
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $1,209.99
    Qty in Cart: 0
    Price:
    $1,209.99
    Subtotal:
  • 430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Clear LED Stop, Tail, Turn Lights

    430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Clear LED Stop, Tail, Turn Lights

    ROADWORKS

    $821.99
    430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch & 13 - 2 Inch Round Red/Clear LED Stop, Tail, Turn Lights* High Quality Rear Light Bar* Made Of 430 Stainless Steel* With 2 4-Inch Round Red/Clear...
    09-011000429
    SKU:
    09-011000429
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $821.99
    Qty in Cart: 0
    Price:
    $821.99
    Subtotal:
  • 430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Red LED Stop, Tail, Turn Lights

    430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Red LED Stop, Tail, Turn Lights

    ROADWORKS

    $821.99
    430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch & 13 - 2 Inch Round Red/Red LED Stop, Tail, Turn Lights* High Quality Rear Light Bar* Made Of 430 Stainless Steel* With 2 4-Inch Round Red/Red...
    09-011000428
    SKU:
    09-011000428
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Position:
    Rear
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $821.99
    Qty in Cart: 0
    Price:
    $821.99
    Subtotal:
  • 430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Clear STT, 2 Super 21 Amber/Clear LEDs

    430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Clear STT, 2 Super 21 Amber/Clear LEDs

    ROADWORKS

    $876.99
    430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Clear LED Stop, Tail, Turn Lights & 2 Super 21 Amber/Clear LED End Lights* High Quality Rear Light Bar* Made Of 430 Stainless...
    09-011000427
    SKU:
    09-011000427
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Bumpers
    $876.99
    Qty in Cart: 0
    Price:
    $876.99
    Subtotal:
  • 430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Red STT, 2 Super 21 Amber/Amber LEDs

    430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Red STT, 2 Super 21 Amber/Amber LEDs

    ROADWORKS

    $876.99
    430 Stainless Steel Rear Light Bar W/ 2 - 4 Inch, 13 - 2 Inch Round Red/Red LED Stop, Tail, Turn Lights & 2 Super 21 Amber/Amber LED End Lights* High Quality Rear Light Bar* Made Of 430 Stainless...
    09-011000426
    SKU:
    09-011000426
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $876.99
    Qty in Cart: 0
    Price:
    $876.99
    Subtotal:
  • 304 Stainless Steel 1-Piece Rear Light Bar W/ 2 - 4 Inch Round Red/Red LED Stop, Tail, Turn Lights

    304 Stainless Steel 1-Piece Rear Light Bar W/ 2 - 4 Inch Round Red/Red LED Stop, Tail, Turn Lights

    ROADWORKS

    $927.99
    304 Stainless Steel 1-Piece Rear Light Bar W/ 2 - 4 Inch Round Red LED Red Lens Stop, Tail & Turn Lights* High Quality Rear Light Bar* Made Of 304 Stainless Steel* With 2 4-Inch Round Red/Red...
    09-011000424
    SKU:
    09-011000424
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $927.99
    Qty in Cart: 0
    Price:
    $927.99
    Subtotal:
  • 304 Stainless Steel Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Red LEDs, 2 - 4 Inch Back-Up Lights

    304 Stainless Steel Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Red LEDs, 2 - 4 Inch Back-Up Lights

    ROADWORKS

    $1,257.99
    304 Stainless Steel Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Red LEDs & 2 - 4 Inch Incandescent Back-Up Lights* High Quality Rear Light Bar* Made Of 304 Stainless Steel* With 6 4-Inch Round...
    09-011000416
    SKU:
    09-011000416
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $1,257.99
    Qty in Cart: 0
    Price:
    $1,257.99
    Subtotal:
  • 304 S.S. Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Clear LEDs, 2 - 4 Inch Back-Up Lights, 2 Super 21 A/C LEDs

    304 S.S. Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Clear LEDs, 2 - 4 Inch Back-Up Lights, 2 Super 21 A/C LEDs

    ROADWORKS

    $1,289.99
    Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Clear LEDs, 2 - 4 Inch Incandescent Back-Up Lights & 2 Super 21 Amber/Clear LED End Lights* High Quality Rear Light Bar* Made Of 304 Stainless Steel* With...
    09-011000415
    SKU:
    09-011000415
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $1,289.99
    Qty in Cart: 0
    Price:
    $1,289.99
    Subtotal:
  • 304 S.S. Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Red LEDs, 2 - 4 Inch Back-Up Lights, 2 Super 21 Amber LEDs

    304 S.S. Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Red LEDs, 2 - 4 Inch Back-Up Lights, 2 Super 21 Amber LEDs

    ROADWORKS

    $1,359.99
    Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Red/Red LEDs, 2 - 4 Inch Incandescent Back-Up Lights & 2 Super 21 Amber/Amber LED End Lights* High Quality Rear Light Bar* Made Of 304 Stainless Steel* With 6...
    09-011000414
    SKU:
    09-011000414
    Truck Class:
    Heavy Duty
    Light Options:
    With Lights
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $1,359.99
    Qty in Cart: 0
    Price:
    $1,359.99
    Subtotal:
  • 430 Stainless Steel 1-Piece Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Round Red/Clear LEDs, 2 - 4 Inch Back-Up Lights

    430 Stainless Steel 1-Piece Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Round Red/Clear LEDs, 2 - 4 Inch Back-Up Lights

    ROADWORKS

    $954.99
    1-Piece Rear Light Bar W/ 6 - 4 Inch, 5 - 2 Inch Round Red/Clear LEDs & 2 - 4 Inch Incandescent Back-Up Lights* High Quality Rear Light Bar* Made Of 430 Stainless Steel* With 6 4-Inch Round Red/Clear...
    09-011000413
    SKU:
    09-011000413
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Finish Options:
    Polished
    Product Type:
    Bumpers
    $954.99
    Qty in Cart: 0
    Price:
    $954.99
    Subtotal:
  • Total: items /

Adding your products to cart

Tough jobs call for tough trucks. And when your Western Star needs parts, you want upgrades that can keep up. Whether you're driving a 4700 series, 4900, or the sleek 5700XE, we’ve got the aftermarket parts to match your truck’s power and personality.

Why Buy Aftermarket Western Star Parts?

- Save money over OEM without sacrificing quality - Upgrade performance with improved durability and function. - Customize your rig inside and out for comfort, style, or branding. - Stay DOT-compliant with lighting, mirrors, and safety upgrades. These parts aren’t just about replacing the old stuff. They’re about boosting what your truck can do—and how good it looks doing it.

Get the Job Done—And Look Good Doing It

We carry Western Star exterior and interior parts built for hard-working trucks. From rugged 5700xe truck bumpers to stylish chrome trim, our components are designed to perform under pressure—and turn heads while doing it. Need replacement parts to stay road-ready? We’ve got them. Want to customize your ride with aftermarket accessories or truck headlights that reflect your brand? You’ll find those here too.

Built for Fleets, Shops & Owner-Ops

Whether you’re wrenching in your shop or managing a fleet, 4 State makes it easy to shop Western Star truck components. Our inventory fits a wide range of models and job needs—from long-haul comfort upgrades to workhorse body parts built for logging, oilfield, or construction routes. We stock: - Cab and sleeper parts. - Engine and performance components. - Lights, visors, fenders, hoods, grilles, and more.

Let’s Get You Back on the Road

We know downtime costs money. That’s why we make it easy to shop Western Star parts online—fast shipping, expert support, and a huge selection of heavy-duty commercial truck parts ready to roll. Ready to make your rig better than new?

Frequently Asked Questions About Western Star Truck Parts

What year models do your Western Star replacement parts fit, and how can I verify compatibility?

Our Western Star parts are designed to fit specific model years and configurations. Most aftermarket parts cover models from 2002 to present, including the 4700, 4800, 4900, and 5700 series. To verify compatibility, check your OEM number and compare it with the fitment details listed on each product page. If you're unsure, contact our support team with your truck's year, model, and OEM - we'll confirm the exact fit before you order.

Are these genuine OEM Western Star parts or aftermarket alternatives?

We carry both OEM and high-quality aftermarket Western Star parts. Aftermarket options typically offer 30-50% savings while maintaining durability standards. Our aftermarket parts are manufactured from grade 304 stainless steel or heavy-duty chrome-plated steel, matching or exceeding OEM specifications. Each product listing clearly indicates whether it's OEM or aftermarket, along with material specifications and warranty details.

What tools and expertise do I need to install Western Star bumpers and exterior parts?

Most bumper installations require basic hand tools including socket sets, wrenches, and a torque wrench. Typical installation takes 2-4 hours for experienced mechanics. Bumpers usually mount using existing frame holes, though some models may require drilling. We recommend having a second person assist with heavy components like bumpers. Professional installation runs $200-500 depending on complexity. All parts include detailed instructions, and our tech support can walk you through any challenges.

What's the difference between chrome, stainless steel, and painted finishes for longevity?

Stainless steel offers the best corrosion resistance and typically lasts 10-15 years without pitting or rust. Chrome-plated steel provides excellent shine but may show wear after 5-7 years in harsh conditions. Painted finishes are most affordable but require touch-ups every 3-5 years. For trucks operating in salt-heavy regions, we strongly recommend stainless steel. Chrome works well for moderate climates with regular washing and maintenance.

Do your Western Star parts come with mounting hardware and warranties?

Yes, all bumpers and major components include necessary mounting hardware unless specifically noted. Standard warranties range from 1 year for chrome parts to 3 years for stainless steel components, covering defects in materials and workmanship. Electrical components typically carry 90-day warranties. Keep your receipt and register products online for faster warranty service. Note that warranties don't cover damage from improper installation or road hazards.


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