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International WorkStar Exterior Parts

Find premium exterior parts for your International WorkStar at 4 State Trucks. Shop sleeper-side accessories, cab-side options, mirrors, and windshield solutions to make your ride stand out.
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  • Price
  • Subtotal
  • 29 Inch Stainless Permit Panels

    29 Inch Stainless Permit Panels

    PHOENIX DESIGN

    $52.99
    Stainless Steel Hinged Permit Panel* High Quality Permit Panel* Stainless Steel* 29 Inch* With Hinge* Made In USA * Sold Individually* Warranty On Permit Panels Against Defects In Workmanship &...
    09-092039
    SKU:
    09-092039
    Product Type:
    Exterior
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Length Options:
    29 Inch
    Make:
    Universal Items
    $52.99
    Qty in Cart: 0
    Price:
    $52.99
    Subtotal:
  • TPHD 76 Inch Black Round Super Single Poly Full Radius Fender - Pair

    TPHD 76 Inch Black Round Super Single Poly Full Radius Fender - Pair

    TPHD

    $265.99
    Super Single Axle Poly Full Radius Fender* High Quality Fender* Poly* Full Radius* Black* Dimensions:  - 79 Inch Overall Length   - 19 Inch Width* 3 Inch Flange* 1 Pair Does 1 Axle* Sold As Pair*...
    09-110501039
    SKU:
    09-110501039
    Material Options:
    Plastic/Poly
    Product Type:
    Rear Fenders
    Truck Class:
    Heavy Duty
    Width Options:
    19 Inch
    Make:
    Universal Items
    Color:
    Black
    Length Options:
    79 Inch
    $265.99
    Qty in Cart: 0
    Price:
    $265.99
    Subtotal:
  • Fuel Filter Element K37-1011

    Fuel Filter Element K37-1011

    OPP - ORIGINAL PARTS PROGRAM

    $81.99
    Fuel Filter* High Quality Fuel Filter* Sold Individually* Warranty On Fuel Filters Against Defects In Workmanship & Material From Date Of Purchase*|** This Is An OEM Replacement Part/ Not...
    09-07035000
    SKU:
    09-07035000
    Product Type:
    Engine Parts
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $81.99
    Qty in Cart: 0
    Price:
    $81.99
    Subtotal:
  • Pinion Seal 4.936 OD X 3 Inch OD Replaces A11205Z2730, A1205N2588, 100263

    Pinion Seal 4.936 OD X 3 Inch OD Replaces A11205Z2730, A1205N2588, 100263

    AFTERMARKET

    $104.99
    4.936 Inch Pinion Seal* High Quality Pinion Seal* Dimensions:  - O.D.- 4.936 Inch  - Shaft Diameter- 3.00 Inch* Product Group- Differential* Pinion Seal* Seal Type- CR Genuine* Made In USA* Sold...
    09-05210005
    SKU:
    09-05210005
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Diameter Options:
    4 3/4 Inch
    $104.99
    Qty in Cart: 0
    Price:
    $104.99
    Subtotal:
  • Pinion Seal 3.751 OD X 3 Inch OD Replaces A11205Y2729. A1205P2590. 100495

    Pinion Seal 3.751 OD X 3 Inch OD Replaces A11205Y2729. A1205P2590. 100495

    AFTERMARKET

    $86.99
    3.751 Inch Pinion Seal* High Quality Pinion Seal* Dimensions:  - O.D.- 3.751 Inch  - Shaft Diameter- 3.00 Inch  - Width- 0.694 Inch* Product Group- Differential* Pinion Seal* Seal Type- CR Genuine*...
    09-05210006
    SKU:
    09-05210006
    Product Type:
    Exterior
    Make:
    Universal Items
    $86.99
    Qty in Cart: 0
    Price:
    $86.99
    Subtotal:
  • Shaft Wing Thread U-Joint Replaces 5-9000X. 59000X. Cp92N-Dwt. Cp92Ndwt

    Shaft Wing Thread U-Joint Replaces 5-9000X. 59000X. Cp92N-Dwt. Cp92Ndwt

    AFTERMARKET

    $197.99
    U Joint - 92N Series, WB Type* High Quality Joint* 4 Low Wing Threaded Bearing Caps* Sold Individually* Warranty On Joints Against Defects In Workmanship & Material From Date Of Purchase*** High...
    09-05210004
    SKU:
    09-05210004
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Material Options:
    Steel
    $197.99
    Qty in Cart: 0
    Price:
    $197.99
    Subtotal:
  • ABS Adapter Cable Replaces AL919346

    ABS Adapter Cable Replaces AL919346

    AFTERMARKET

    $86.99
    Haldex ABS Adapter Cable Pre-DIN ECU to DIN Solenoid* High Quality Haldex ABS Adapter Cable* Pre-DIN ECU To DIN Solenoid* 3 Pin Pre-DIN ECU Connector* 3 Pin DIN Solenoid Connector* Made In USA* Sold...
    09-05170048
    SKU:
    09-05170048
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $86.99
    Qty in Cart: 0
    Price:
    $86.99
    Subtotal:
  • Spring Brake Chamber 2.5 Inch Stroke TR3030 For Hendrickson Trailer

    Spring Brake Chamber 2.5 Inch Stroke TR3030 For Hendrickson Trailer

    AFTERMARKET

    $237.99
    3030 Type Standard Stroke Spring Brake Chamber* High Quality Spring Brake* Nylon* Stroke Length- 2.50 Inch* Pushrod 12.00 Inch In Caged Position* Epoxy Coated Head* Non-Pressure Chamber* Lower Push...
    09-05170020
    SKU:
    09-05170020
    Product Type:
    Frame & Chassis
    Material Options:
    Nylon
    Make:
    Universal Items
    $237.99
    Qty in Cart: 0
    Price:
    $237.99
    Subtotal:
  • Aluminum Lid For Iowa Customs In-Frame Tool Box

    Aluminum Lid For Iowa Customs In-Frame Tool Box

    IOWA CUSTOMS

    $361.99
    Aluminum In Frame Tool Box Lid By Iowa CustomsProtect your equipment with the Aluminum Lid for Iowa Customs In-Frame Tool Boxes, designed for long-lasting durability and easy access. Made from...
    09-050200007
    SKU:
    09-050200007
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Universal Items
    Location:
    Made In USA
    Product Type:
    Toolboxes
    $361.99
    Qty in Cart: 0
    Price:
    $361.99
    Subtotal:
  • FREE SHIPPING
    Aluminum Large Mouth Step Box- 24 X 25 X 28 Inch

    Aluminum Large Mouth Step Box- 24 X 25 X 28 Inch

    AUTOMANN USA

    $877.99
    24 X 25 X 28 Inch Aluminum Large Mouth Step BoxReinforce your truck's storage and step access with the Aluminum Large Mouth Step Box - 24 x 25 x 28 Inch. Featuring aluminum construction, a large...
    09-05020001
    SKU:
    09-05020001
    Width Options:
    25 Inch
    Height Options:
    28 Inch
    Material Options:
    Aluminum
    Length Options:
    24 Inch
    Make:
    Universal Items
    Product Type:
    Toolboxes
    Size Options:
    9 Gauge
    $877.99
    Qty in Cart: 0
    Price:
    $877.99
    Subtotal:
  • T-Handle Replacement For Old Style Bawer Tool Box

    T-Handle Replacement For Old Style Bawer Tool Box

    BAWER TOOL BOXES

    $11.99
    Replacement Old Style Bawer Tool Box T-Handle* High Quality T-Handle* Not Complete Handle* Held On With Roll Pin* Sold Individually* Warranty On T-Handles Against Defects In Workmanship & Material...
    TC999964
    SKU:
    TC999964
    Product Type:
    Toolboxes
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Ready To Ship:
    Yes
    $11.99
    Qty in Cart: 0
    Price:
    $11.99
    Subtotal:
  • TPHD 72 Inch Stainless Steel Half Fender W/ Rolled Edge & 22 Inch Drop

    TPHD 72 Inch Stainless Steel Half Fender W/ Rolled Edge & 22 Inch Drop

    TPHD

    $552.99
    72 Inch Stainless Steel Half Fender W/ Rolled Edge & 22 Inch Drop By TPHDEnhance your truck's appearance and protection with the TPHD 72 Inch Stainless Steel Half Fender with Rolled Edge. Made from...
    09-110302007
    SKU:
    09-110302007
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Length Options:
    72 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Height Options:
    22 Inch
    Product Type:
    Rear Fenders
    $552.99
    Qty in Cart: 0
    Price:
    $552.99
    Subtotal:
  • Roadworks Blank Stainless Steel Battery/ Tool Box Cover- 42.8 Inch

    Roadworks Blank Stainless Steel Battery/ Tool Box Cover- 42.8 Inch

    ROADWORKS

    $175.99
    42.8 Inch SS Battery/ Tool Box Cover By RoadworksAdd a rugged, polished upgrade to your truck with the Roadworks Blank Stainless Steel Battery/Tool Box Cover. Crafted in the USA from premium...
    03-0501200
    SKU:
    03-0501200
    Product Type:
    Toolboxes
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Length Options:
    42 Inch
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $175.99
    Qty in Cart: 0
    Price:
    $175.99
    Subtotal:
  • Top Plate Replaces E5287. E8926. 47446. 47446000 For Hendrickson

    Top Plate Replaces E5287. E8926. 47446. 47446000 For Hendrickson

    BESTFIT TRUCK PARTS

    $27.66
    M1340 Top Plate Hendrickson* High Quality Top Plate* Dimensions:  - Length- 8.25 Inch  - C To C Length- 6.50 Inch  - Width- 3.00 Inch* Sold Individually* Warranty On Top Plates Against Defects In...
    29-05100096
    SKU:
    29-05100096
    Product Type:
    Frame & Chassis
    Truck Class:
    Heavy Duty
    Width Options:
    3 Inch
    Length Options:
    8 1/2 Inch
    Make:
    Universal Items
    Make:
    Other - Semi-Truck
    $27.66
    Qty in Cart: 0
    Price:
    $27.66
    Subtotal:
  • Top Plate New Design Replaces E8926, E-8926, 49337, 49337000 For Hendrickson

    Top Plate New Design Replaces E8926, E-8926, 49337, 49337000 For Hendrickson

    AFTERMARKET

    $40.47
    Top Plate New Design Hendrickson* High Quality Top Plate* Dimensions:  - Length- 8.375 Inch  - C To C Length- 6.50 Inch  - Width- 3.00 Inch* Made In USA* Sold Individually* Warranty On Top Plates...
    29-05100097
    SKU:
    29-05100097
    Product Type:
    Frame & Chassis
    Truck Class:
    Heavy Duty
    Width Options:
    3 Inch
    Length Options:
    8 Inch
    Make:
    Universal Items
    $40.47
    Qty in Cart: 0
    Price:
    $40.47
    Subtotal:
  • Roadworks Amber/Red Double Sided Watermelon LED Mirror Light Bracket W/ Amber/Red Lens

    Roadworks Amber/Red Double Sided Watermelon LED Mirror Light Bracket W/ Amber/Red Lens

    ROADWORKS

    $369.99
    Amber/Red Double Sided Watermelon LED Mirror Light Bracket W/ Single Stud Mount By Roadworks* High Quality Mirror Light Bracket* Chrome-Plated Billet Finish* Low Profile Watermelon Style* Includes: ...
    09-1611104
    SKU:
    09-1611104
    Truck Class:
    Heavy Duty
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $369.99
    Qty in Cart: 0
    Price:
    $369.99
    Subtotal:
  • 6 X 4 Inch SS Tape Mount Permit Panel

    6 X 4 Inch SS Tape Mount Permit Panel

    PHOENIX DESIGN

    $21.65
    Tape Mount 6 X 4 Inch SS Permit PanelThe 6 x 4 Inch Stainless Permit Panel lets you display vehicle permits easily. It attaches with tape, so there's no need for drilling. Just stick it on and...
    09-09200026
    SKU:
    09-09200026
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $21.65
    Qty in Cart: 0
    Price:
    $21.65
    Subtotal:
  • On Sale
    Limited Quantity Available
    Merritt Light Bracket Panel With Light Holes

    Merritt Light Bracket Panel With Light Holes

    MERRITT

    Now: $100.15
    Was: $188.99
    Light Bracket Panel With Light Holes By MerrittCustomize your truck lighting setup with the Merritt Light Bracket Panel, built for durability, versatility, and a clean finish. This high-quality panel...
    00090498C
    SKU:
    00090498C
    Product Type:
    Lighting
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Now: $100.15
    Was: $188.99
    Qty in Cart: 0
    Price:
    Now: $100.15
    Was: $188.99
    Subtotal:
  • Minimizer Poly Super Single Half Or Full 52 Inch Fender Section For Wide-Base Tires On Tandem Axles As A Half Or Tandem Fender

    Minimizer Poly Super Single Half Or Full 52 Inch Fender Section For Wide-Base Tires On Tandem Axles As A Half Or Tandem Fender

    MINIMIZER

    $748.99 - $843.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksMinimizer Smoky Black Mirror Finish Poly Super Single Half Or Full 52 Inch Fender Section For Wide-Base...
    PPR_299153
    SKU:
    PPR_299153
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Finish Options:
    Mirror
    Color:
    Silver
    Material Options:
    Plastic/Poly
    Location:
    Made In USA
    Color:
    Black
    Type Options:
    Half
    Height Options:
    23 Inch
    Light Options:
    Without Lights
    Product Type:
    Rear Fenders
    Truck Class:
    Universal
    $748.99 - $843.99
    Qty in Cart: 0
    Price:
    $748.99 - $843.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    31 Inch Smoke & Mirror Smooth SS Quarter Fenders 16 Gauge

    31 Inch Smoke & Mirror Smooth SS Quarter Fenders 16 Gauge

    TRUX ACCESSORIES

    $439.99 - $545.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks31 Inch Black Mirror Finish SS Quarter Fenders W/ Triangle Mounts31 Inch Smoke & Mirror Smooth 16 Gauge...
    PPR_299070
    SKU:
    PPR_299070
    Product Type:
    Rear Fenders
    Size Options:
    16 Gauge
    Position:
    Kit Full
    Length Options:
    31 Inch
    Material Options:
    Stainless Steel
    Style Options:
    Straight Drop
    Type Options:
    Quarter Fender
    Make:
    Universal Items
    $439.99 - $545.99
    Qty in Cart: 0
    Price:
    $439.99 - $545.99
    Subtotal:
  • Total: items /

Adding your products to cart

Upgrade your International WorkStar with premium exterior parts. This selection includes durable and stylish options like chrome grille guards, fender flares, mud flaps, and lighting accessories to enhance your truck's look and functionality. Add visual appeal with billet aluminum bumpers, polished trim, and hood accents. Stay safe with high-intensity LED headlights, fog lights, and turn signals. Protect your truck with plastic fenders and bug deflectors. Whether improving curb appeal or adding practical features, our International WorkStar Exterior Parts category has you covered.

Frequently Asked Questions About International WorkStar Exterior Parts

Will these exterior parts fit my specific WorkStar model year?

Most aftermarket exterior parts for International WorkStar trucks are designed to fit models from 2008-2017. However, there can be variations between early production years (2008-2010) and later models (2011-2017), particularly with bumper mounting brackets and grille designs. Always verify your exact model year and OEM prefix when ordering. If you're unsure, contact us with your OEM number and we can confirm fitment before you purchase.

What's the difference between chrome, stainless steel, and aluminum bumpers?

Chrome-plated steel bumpers offer a mirror finish but require regular maintenance to prevent rust and pitting. Stainless steel bumpers (typically 304-grade) provide excellent corrosion resistance with less maintenance but cost more upfront. Aluminum bumpers are the lightest option and won't rust, but they're more prone to denting and typically come with a brushed or polished finish rather than chrome. For trucks operating in northern climates with road salt exposure, stainless steel provides the best long-term value.

Can I install these parts myself or do I need professional help?

Most exterior accessories like bug shields, mirror covers, and door handles can be installed with basic tools in 30-60 minutes. However, bumper replacements typically require two people and may need frame drilling for certain aftermarket options. Front bumpers often weigh 80-120 pounds and require proper lifting equipment. Grille replacements usually involve removing multiple components and can take 2-3 hours. We recommend professional installation for bumpers if you lack experience with heavy truck components.

Are aftermarket grilles and bumpers DOT compliant?

Quality aftermarket bumpers and grilles from reputable manufacturers meet or exceed DOT standards for commercial vehicles. Look for parts that specifically state DOT compliance in their descriptions. Be cautious of extremely low-priced options that may not meet safety standards. All lighting components integrated into grilles or bumpers must also be DOT approved. Non-compliant parts can result in inspection failures and safety violations.

How do I match the finish of new parts to my existing WorkStar exterior?

WorkStar trucks came with various exterior trim levels including bright chrome, black powder coat, and painted options. When replacing individual components, note that aftermarket chrome may have slight shade differences from OEM chrome. For painted parts, you'll need your truck's paint code (found on the door jamb sticker) for exact color matching. Many customers choose to update all visible chrome or painted accessories at once to ensure uniform appearance. Stainless steel parts can be polished to closely match existing chrome trim.


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