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International WorkStar Frame & Chassis

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 135PK Coupling Replacement Part Kit

    135PK Coupling Replacement Part Kit

    PREMIER

    $128.99
    135PK Coupling Replacement Part Kit* High Quality Replacement Parts Kit* Includes:  - Pins - Latch And Latch Lock - Springs - Bushings  - Retaining Rings* Made In USA* Sold Individually* Warranty On...
    09-051100717
    SKU:
    09-051100717
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $128.99
    Qty in Cart: 0
    Price:
    $128.99
    Subtotal:
  • 135NT Swivel Drawbar Eye

    135NT Swivel Drawbar Eye

    PREMIER

    $732.99
    135NT Swivel Drawbar Eye* High Quality Swivel Coupling* Agricultural And Military Operations Will All Benefit From Premiers 135NT And 235NT Swivel Couplings* Swivel Action Eliminates Torque Between...
    09-051100716
    SKU:
    09-051100716
    Location:
    Made In USA
    Truck Class:
    Universal
    Rating:
    30000 LBS
    Style Options:
    Swivel
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $732.99
    Qty in Cart: 0
    Price:
    $732.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Retaining Rings For Model 140 Coupling Includes 2 Retaining Rings. 3/4 Inch

    Retaining Rings For Model 140 Coupling Includes 2 Retaining Rings. 3/4 Inch

    PREMIER

    $6.45
    Retaining Rings For Model 140 Coupling Includes 2 Retaining Rings. 3/4 Inch* High Quality Replacement Retaining Rings* Includes 2 Retaining Rings* 3/4 Inch* Made In USA* Sold Individually* Warranty...
    09-051100715
    SKU:
    09-051100715
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $6.45
    Qty in Cart: 0
    Price:
    $6.45
    Subtotal:
  • FREE SHIPPING OVER $249
    Spring For Model 140 Coupling Spring - 3/8 Inch X 1-9/16 Inch

    Spring For Model 140 Coupling Spring - 3/8 Inch X 1-9/16 Inch

    PREMIER

    $11.89
    Spring For Model 140 Coupling Spring- 3/8 Inch X 1-9/16 Inch* High Quality Replacement Spring* For Coupling Spring 3/8 Inch X 1-9/16 Inch* Made In USA* Sold Individually* Warranty On Replacement...
    09-051100714
    SKU:
    09-051100714
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $11.89
    Qty in Cart: 0
    Price:
    $11.89
    Subtotal:
  • FREE SHIPPING OVER $249
    142 Key/Latch For 140 Coupling

    142 Key/Latch For 140 Coupling

    PREMIER

    $30.16
    3/4 Inch Square Key/Latch Replacement For 140 Coupling* High Quality Replacement Key/ Latch* For Coupling Key/ Latch 3/4 Inch Square* Made In USA* Sold Individually* Warranty On Replacement Key/...
    09-051100713
    SKU:
    09-051100713
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $30.16
    Qty in Cart: 0
    Price:
    $30.16
    Subtotal:
  • Latch For Model 140 Coupling Latch For 140 Coupling

    Latch For Model 140 Coupling Latch For 140 Coupling

    PREMIER

    $171.99
    Latch For Model 140 Coupling Latch For 140 Coupling* High Quality Replacement Latch* Made In USA* Sold Individually* Warranty On Replacement Latches Against Defects In Workmanship & Material From...
    09-051100712
    SKU:
    09-051100712
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $171.99
    Qty in Cart: 0
    Price:
    $171.99
    Subtotal:
  • FREE SHIPPING OVER $249
    131 Replacement Pin For 140 Coupling

    131 Replacement Pin For 140 Coupling

    PREMIER

    $27.06
    131 Replacement Pin For 140 Coupling* High Quality Replacement Pin* For Use With 130, 135NT, 140, 235NT, And 240 Couplings* Made In USA* Sold Individually* Warranty On Replacement Pins Against...
    09-051100711
    SKU:
    09-051100711
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $27.06
    Qty in Cart: 0
    Price:
    $27.06
    Subtotal:
  • 570A Slack Reducing Coupling Kit

    570A Slack Reducing Coupling Kit

    PREMIER

    $1,136.99
    570A Slack Reducing Coupling Kit* High Quality Reducing Coupling Kit* Includes - Coupling - Bolt Kit - Air Chamber And Thimble* Max. Gross Trailer Weight 90000 Lbs.* Max. Tongue Weight 18000 Lbs.*...
    09-051100692
    SKU:
    09-051100692
    Truck Class:
    Universal
    Location:
    Made In USA
    Rating:
    90000 LBS
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,136.99
    Qty in Cart: 0
    Price:
    $1,136.99
    Subtotal:
  • 570 Slack Reducing Coupling

    570 Slack Reducing Coupling

    PREMIER

    $975.99
    570 Slack Reducing Coupling* High Quality Slack Reducing Coupling* Max. Gross Trailer Weight 90000 Lbs.* Max. Tongue Weight 18000 Lbs.* Ultimate Latch Capacity 20000 Lbs.* Max. Eye X-Section 1-13/16...
    09-051100691
    SKU:
    09-051100691
    Truck Class:
    Universal
    Location:
    Made In USA
    Rating:
    90000 LBS
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $975.99
    Qty in Cart: 0
    Price:
    $975.99
    Subtotal:
  • 370BC Slack Reducing Coupling Kit

    370BC Slack Reducing Coupling Kit

    PREMIER

    $1,193.99
    370BC Slack Reducing Coupling Kit* High Quality Slack Reducing Coupling Kit* Includes: - Coupling - Bolt Kit - Air Chamber  - Thimble* Max. Gross Trailer Weight 90000 Lbs.* Max. Tongue Weight 18000...
    09-051100690
    SKU:
    09-051100690
    Truck Class:
    Universal
    Location:
    Made In USA
    Rating:
    90000 LBS
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,193.99
    Qty in Cart: 0
    Price:
    $1,193.99
    Subtotal:
  • 370B Slack Reducing Coupling

    370B Slack Reducing Coupling

    PREMIER

    $1,019.99
    370B Slack Reducing Coupling* High Quality Slack Reducing Coupling* Max. Gross Trailer Weight 90000 Lbs.* Max. Tongue Weight 18000 Lbs.* Ultimate Latch Capacity 20000 Lbs.* Max. Eye X-Section 1-13/16...
    09-051100689
    SKU:
    09-051100689
    Truck Class:
    Universal
    Location:
    Made In USA
    Rating:
    90000 LBS
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,019.99
    Qty in Cart: 0
    Price:
    $1,019.99
    Subtotal:
  • 370K Coupling Replacement Part Kit

    370K Coupling Replacement Part Kit

    PREMIER

    $349.99
    370K Coupling Replacement Part Kit* High Quality Coupling Replacement Parts Kit* Includes: - Locknuts - Locking Pawl - Pawl - Spring - Spacer - Bolts  - Latch And Spring* Made In USA* Sold...
    09-051100688
    SKU:
    09-051100688
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $349.99
    Qty in Cart: 0
    Price:
    $349.99
    Subtotal:
  • 370A Slack Reducing Coupling Kit

    370A Slack Reducing Coupling Kit

    PREMIER

    $1,000.99
    370A Slack Reducing Coupling Kit* High Quality Slack Reducing Coupling Kit* Includes: - Coupling - Bolt Kit - Air Chamber - Air Chamber Adapter Bracket  - Thimble* Max. Gross Trailer Weight 90000 Lbs...
    09-051100687
    SKU:
    09-051100687
    Rating:
    90000 LBS
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,000.99
    Qty in Cart: 0
    Price:
    $1,000.99
    Subtotal:
  • 370 Slack Reducing Coupling

    370 Slack Reducing Coupling

    PREMIER

    $776.99
    370 Slack Reducing Coupling* High Quality Slack Reducing Coupling* Max. Gross Trailer Weight 90000 Lbs.* Max. Tongue Weight 18000 Lbs.* Ultimate Latch Capacity 20000 Lbs.* Max. Eye X-Section 1-13/16...
    09-051100686
    SKU:
    09-051100686
    Rating:
    90000 LBS
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $776.99
    Qty in Cart: 0
    Price:
    $776.99
    Subtotal:
  • 270 Coupling Replacement Part Kit

    270 Coupling Replacement Part Kit

    PREMIER

    $260.99
    Coupling Part Kit W/ Latch, Pawl, Spring, Set Screw, Bolt, Locknut, Pin, Retaining Rings* High Quality Coupling Replacement Parts Kit* Includes:  - Latch - Pawl - Spring - Set Screw - Bolt -...
    09-051100685
    SKU:
    09-051100685
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $260.99
    Qty in Cart: 0
    Price:
    $260.99
    Subtotal:
  • 270 Low Profile Slack Reducing Coupling

    270 Low Profile Slack Reducing Coupling

    PREMIER

    $792.99
    270 Low Profile Slack Reducing Coupling* High Quality Slack Reducing Coupling Kit * Includes: - Coupling - Bolt Kit - Air Chamber - Air Chamber Adapter Bracket - Thimble* Max. Gross Trailer Weight...
    09-051100684
    SKU:
    09-051100684
    Rating:
    90000 LBS
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $792.99
    Qty in Cart: 0
    Price:
    $792.99
    Subtotal:
  • 270 Slack Reducing Coupling

    270 Slack Reducing Coupling

    PREMIER

    $617.99
    270 Slack Reducing Coupling* High Quality Slack Reducing Coupling* Max. Gross Trailer Weight 90000 Lbs.* Max. Tongue Weight 18000 Lbs.* Ultimate Latch Capacity 12000 Lbs.* Max. Eye X-Section 1-13/16...
    09-051100683
    SKU:
    09-051100683
    Rating:
    90000 LBS
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $617.99
    Qty in Cart: 0
    Price:
    $617.99
    Subtotal:
  • 2880ELA Slack Reducing Coupling Kit

    2880ELA Slack Reducing Coupling Kit

    PREMIER

    $1,777.99
    2880ELA Slack Reducing Coupling Kit* High Quality Reducing Coupling Kit* Includes:  - Coupling - Bolt Kit - Air Chamber - Air Chamber Adapter Bracket  - Thimble* Max. Gross Trailer Weight 150000 Lbs...
    09-051100682
    SKU:
    09-051100682
    Rating:
    150000 LBS
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,777.99
    Qty in Cart: 0
    Price:
    $1,777.99
    Subtotal:
  • 28880EL Slack Reducing Coupling

    28880EL Slack Reducing Coupling

    PREMIER

    $1,583.99
    28880EL Slack Reducing Coupling* High Quality Reducing Coupling* Max. Gross Trailer Weight 150000 Lbs.* Max. Tongue Weight 30000 Lbs.* Ultimate Latch Capacity 60000 Lbs.* Max. Eye X-Section 1-13/16...
    09-051100681
    SKU:
    09-051100681
    Rating:
    150000 LBS
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,583.99
    Qty in Cart: 0
    Price:
    $1,583.99
    Subtotal:
  • 2880A Slack Reducing Coupling Kit

    2880A Slack Reducing Coupling Kit

    PREMIER

    $1,641.99
    2880A Slack Reducing Coupling Kit* High Quality Reducing Coupling Kit* Includes:  - Coupling - Bolt Kit - Air Chamber - Air Chamber Adapter Bracket  - Thimble* Max. Gross Trailer Weight 150000 Lbs.*...
    09-051100680
    SKU:
    09-051100680
    Rating:
    150000 LBS
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,641.99
    Qty in Cart: 0
    Price:
    $1,641.99
    Subtotal:
  • Total: items /

Adding your products to cart

The International WorkStar Frame & Chassis category offers an array of parts and accessories, including frame, suspension, steering, and other essential components. Whether you need replacements or upgrades, you'll find high-quality aftermarket options to keep your truck running smoothly. From air ride systems and leaf springs to brake and steering parts, this category has everything you need for maintenance and enhancement. Don't stop your WorkStar upgrade with just frame parts, explore our vast array of solutions including fuel tanks, mud flaps and lighting!

Frequently Asked Questions About International WorkStar Frame & Chassis

What years and models of International WorkStar are these bumpers compatible with?

Our International WorkStar bumpers are designed to fit 2008-2017 WorkStar models, including the 7300, 7400, 7500, and 7600 series. However, compatibility can vary based on your specific truck configuration, especially if you have aftermarket modifications or specialty body applications. We recommend checking your OEM or contacting our support team with your truck's year, model, and any modifications to ensure proper fitment before ordering.

Are these bumpers made from steel or aluminum, and how thick is the material?

Most WorkStar replacement bumpers in our inventory are constructed from heavy-duty steel, typically ranging from 12-gauge to 10-gauge thickness depending on the specific model. Steel bumpers offer superior durability and impact resistance for work truck applications. Some lightweight aluminum options are available for specific applications where weight reduction is critical. Each product listing specifies the exact material and gauge thickness in the specifications section.

Do I need special tools or professional installation for these bumpers?

While professional installation is always an option, many customers successfully install these bumpers in their own shops. You'll need basic hand tools including socket wrenches, and possibly a floor jack or engine hoist to support the bumper during installation. Most bumpers use existing mounting points and hardware, though some applications may require drilling. Installation typically takes 2-4 hours depending on your experience level and whether you're working alone. Detailed installation instructions are included with each bumper.

What finish options are available, and how do they hold up to road salt and weather?

WorkStar bumpers are available in several finishes including chrome, polished stainless steel, painted black, and raw steel ready for custom painting. Chrome and stainless options offer excellent corrosion resistance when properly maintained. Painted bumpers feature a powder-coated or e-coated primer base for durability. For maximum protection in harsh winter conditions with road salt exposure, we recommend stainless steel or applying additional rust protection to painted surfaces annually.

Will aftermarket bumpers affect my truck's approach angle or ground clearance?

Most replacement bumpers maintain factory dimensions and won't significantly impact approach angles or ground clearance. However, heavy-duty or specialty bumpers with integrated tow hooks or extended lower valances may reduce clearance by 1-2 inches. Each product listing includes detailed measurements and notes any changes from OEM specifications. If ground clearance is critical for your application, look for bumpers specifically noted as maintaining factory clearance or contact us for recommendations based on your specific needs.


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