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Kenworth T680 Parts

Kenworth T680 semi trucks are a regular sight on the highway so make yours stands out with custom, chrome, and aftermarket parts from 4 State Trucks. When you drive a Kenworth T680 semi truck, you're going to enjoy a fuel efficient, safe ride in a truck that's rated as one of the best in the industry. Make your rig your own - whether you need aftermarket or chrome parts like bumpers, exhaust, seating, steering or fenders, 4 State Trucks has you covered. Hit the open road in style and comfort with the best custom gear for your Kenworth.
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  • 7-5 X 36 Inch Chrome Bull Hauler Exhaust Stack

    7-5 X 36 Inch Chrome Bull Hauler Exhaust Stack

    LINCOLN CHROME

    $460.99
    7-5 OD X 36 Inch Bull Hauler Exhaust Stack* High Quality Exhaust Stack* Bullhorn Top Style* Expanded And Slotted End* Chrome Plated Finish* 36 Inch Height* 7 Inch Reduced To 5 Inch Inner Diameter*...
    09-08010981
    SKU:
    09-08010981
    Finish Options:
    Chrome-Plated
    Height Options:
    36 Inch
    Product Type:
    Exhaust
    Location:
    Made In USA
    Make:
    Universal Items
    Material Options:
    Steel
    Style Options:
    Bullhorn Top Style
    $460.99
    Qty in Cart: 0
    Price:
    $460.99
    Subtotal:
  • 6-5 X 36 Inch Chrome Curve Turn Exhaust Stack

    6-5 X 36 Inch Chrome Curve Turn Exhaust Stack

    TRUX ACCESSORIES

    $188.99
    6-5 OD X 36 Inch Curve Turn Exhaust Stack* High Quality Exhaust Stack* Curved Top Style* Plain End* Chrome Plated Steel* 36 Inch Height* 6 Inch Reduced To 5 Inch Outer Diameter* Sold Individually*...
    09-08011453
    SKU:
    09-08011453
    Height Options:
    36 Inch
    Finish Options:
    Chrome-Plated
    Style Options:
    Curve Turn
    Product Type:
    Exhaust
    Make:
    Universal Items
    Material Options:
    Steel
    Diameter Options:
    6 To 5 Inch
    $188.99
    Qty in Cart: 0
    Price:
    $188.99
    Subtotal:
  • 7-5 X 84 Chrome Miter Exhaust Stack

    7-5 X 84 Chrome Miter Exhaust Stack

    LINCOLN CHROME

    $716.99
    7-5 OD X 84 Miter Exhaust Stack* High Quality Exhaust Stack* Miter Top Style* Plain End* Chrome Plated Finish* 84 Inch Length* 7 Inch Reduced To 5 Inch Outer Diameter* Sold Individually* Warranty On...
    09-08010755
    SKU:
    09-08010755
    Location:
    Made In USA
    Product Type:
    Exhaust
    Height Options:
    84 Inch
    Finish Options:
    Chrome-Plated
    Style Options:
    Miter Cut
    Make:
    Universal Items
    Material Options:
    Steel
    Diameter Options:
    7 To 5 Inch
    $716.99
    Qty in Cart: 0
    Price:
    $716.99
    Subtotal:
  • Lincoln Chrome 6 X 24 Inch Chrome Bull Hauler Exhaust Stack

    Lincoln Chrome 6 X 24 Inch Chrome Bull Hauler Exhaust Stack

    LINCOLN CHROME

    $277.99
    6 X 24 Inch Bull Hauler Exhaust Stack By Lincoln Chrome* High Quality Exhaust Stack* Bullhorn Top Style* Plain End* Chrome Plated Finish* 24 Inch Height* 6 Inch Inner Diameter* Sold Individually*...
    09-08010333
    SKU:
    09-08010333
    Finish Options:
    Chrome-Plated
    Location:
    Made In USA
    Diameter Options:
    6 Inch
    Product Type:
    Exhaust
    Make:
    Universal Items
    Material Options:
    Steel
    Style Options:
    Bullhorn Top Style
    Height Options:
    24 Inch
    $277.99
    Qty in Cart: 0
    Price:
    $277.99
    Subtotal:
  • 7-5 X 60 Inch Chrome Bull Hauler Exhaust Stack

    7-5 X 60 Inch Chrome Bull Hauler Exhaust Stack

    LINCOLN CHROME

    $614.99
    7-5 OD X 60 Inch Bull Hauler Exhaust Stack* High Quality Exhaust Stack* Bullhorn Top Style* Plain End* Chrome Plated Finish* 60 Inch Height* 7 Inch Reduced To 5 Inch Outer Diameter* Sold...
    09-08010963
    SKU:
    09-08010963
    Finish Options:
    Chrome-Plated
    Style Options:
    Bull Hauler Turn
    Location:
    Made In USA
    Product Type:
    Exhaust
    Make:
    Universal Items
    Diameter Options:
    7 To 5 Inch
    Height Options:
    60 Inch
    Material Options:
    Steel
    $614.99
    Qty in Cart: 0
    Price:
    $614.99
    Subtotal:
  • 5 X 68 Inch Chrome West Coast Turn Exhaust Stack

    5 X 68 Inch Chrome West Coast Turn Exhaust Stack

    LINCOLN CHROME

    $398.99
    5 ID X 68 Inch West Coast Turn Exhaust Stack* High Quality Exhaust Stack* West Coast Curved Top Style* Expanded And Slotted End* Chrome Plated Finish* 68 Inch Height* 5 Inch Inner Diameter* Sold...
    09-08010341
    SKU:
    09-08010341
    Diameter Options:
    5 Inch
    Location:
    Made In USA
    Product Type:
    Exhaust
    Finish Options:
    Chrome-Plated
    Style Options:
    West Coast Turn
    Height Options:
    68 Inch
    Make:
    Universal Items
    Material Options:
    Steel
    $398.99
    Qty in Cart: 0
    Price:
    $398.99
    Subtotal:
  • 6 X 72 Inch Chrome West Coast Turn Exhaust Stack

    6 X 72 Inch Chrome West Coast Turn Exhaust Stack

    LINCOLN CHROME

    $623.99
    6 OD X 72 Inch West Coast Turn Exhaust Stack* High Quality Exhaust Stack* West Coast Curved Top Style* Plain End* Chrome Plated Finish* 72 Inch Length* 6 Inch Outer Diameter* Sold Individually*...
    09-08010160
    SKU:
    09-08010160
    Style Options:
    West Coast Turn
    Height Options:
    72 Inch
    Finish Options:
    Chrome-Plated
    Location:
    Made In USA
    Diameter Options:
    6 Inch
    Product Type:
    Exhaust
    Make:
    Universal Items
    Material Options:
    Steel
    $623.99
    Qty in Cart: 0
    Price:
    $623.99
    Subtotal:
  • 2.75 X 2 Inch Aluminized Steel Turbo Adapter

    2.75 X 2 Inch Aluminized Steel Turbo Adapter

    BESTFIT TRUCK PARTS

    $39.26
    Aluminized Steel Turbo Adapter Use With V-Band Clamp* High Quality Turbo/Manifold Adapter* With 22 Degree Flare* Used With V-Band Clamp* Aluminum* 2.75 Inch Outer Diameter To A 3.21 Inch Flare* 2...
    09-0801003
    SKU:
    09-0801003
    Material Options:
    Aluminized Steel
    Product Type:
    Exhaust
    Make:
    Universal Items
    Diameter Options:
    2 3/4 Inch
    Style Options:
    Flanged
    $39.26
    Qty in Cart: 0
    Price:
    $39.26
    Subtotal:
  • 7 X 36 Inch Chrome Bull Hauler Exhaust Stack

    7 X 36 Inch Chrome Bull Hauler Exhaust Stack

    LINCOLN CHROME

    $429.99
    7 OD X 36 Inch Bull Hauler Exhaust Stack* High Quality Exhaust Stack* Bullhorn Top Style* Plain End* Chrome Plated Finish* 36 Inch Height* 7 Inch Outer Diameter* Sold Individually* Warranty On...
    09-08010255
    SKU:
    09-08010255
    Diameter Options:
    7 Inch
    Location:
    Made In USA
    Product Type:
    Exhaust
    Finish Options:
    Chrome-Plated
    Style Options:
    Bull Hauler Turn
    Height Options:
    36 Inch
    Make:
    Universal Items
    Material Options:
    Steel
    Ready To Ship:
    Yes
    $429.99
    Qty in Cart: 0
    Price:
    $429.99
    Subtotal:
  • 7-5 X 44 Inch Chrome Miter Exhaust Stack

    7-5 X 44 Inch Chrome Miter Exhaust Stack

    LINCOLN CHROME

    $389.99
    7-5 OD X 44 Inch Miter Exhaust Stack* High Quality Exhaust Stack* Miter Top Style* Plain End* Chrome Plated Finish* 44 Inch Height* 7 Inch Reduced To 5 Inch Outer Diameter* Sold Individually*...
    09-08010141
    SKU:
    09-08010141
    Location:
    Made In USA
    Product Type:
    Exhaust
    Finish Options:
    Chrome-Plated
    Style Options:
    Miter Cut
    Make:
    Universal Items
    Material Options:
    Steel
    Diameter Options:
    7 To 5 Inch
    Height Options:
    44 Inch
    $389.99
    Qty in Cart: 0
    Price:
    $389.99
    Subtotal:
  • Pilot Bearing Replaces 63052RSJ, PB63052RS

    Pilot Bearing Replaces 63052RSJ, PB63052RS

    AUTOMANN USA

    $17.81
    Nitrile Shields Pilot Bearing* High Quality Pilot Bearing* Nitrile Shields* 0.977 Inch Inner Diameter* 2.440 Inch Outer Diameter* 0.667 Inch Thick* Sold Individually* Warranty On Pilot Bearings...
    09-07050000
    SKU:
    09-07050000
    Diameter Options:
    2 1/4 Inch
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $17.81
    Qty in Cart: 0
    Price:
    $17.81
    Subtotal:
  • Single Check Valve Replaces Kn23040. N13526J

    Single Check Valve Replaces Kn23040. N13526J

    AUTOMANN USA

    $16.53
    2.32 X 0.75 Inch Single Check Valve* High Quality Single Check Valve* 3/4 Inch NPT Female Inlet* 3/4 Inch NPT Male Outlet* 2.320 Inch Length* Sold Individually* Warranty On Single Check Valves...
    09-07000002
    SKU:
    09-07000002
    Length Options:
    2 1/4 Inch
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    Material Options:
    Brass
    $16.53
    Qty in Cart: 0
    Price:
    $16.53
    Subtotal:
  • Pinion Seal Replaces 25624339, 88AXB1, A1805A261

    Pinion Seal Replaces 25624339, 88AXB1, A1805A261

    AUTOMANN USA

    $12.70
    4.010 Inch OD X 0.438 Inch Width Pinion Seal With 2.75 Inch Shaft Diameter* High Quality Pinion Seal* 2.750 Inch Shaft Diameter* 4.010 Inch Outer Diameter* 0.438 Inch Width* Sold Individually*...
    09-05210011
    SKU:
    09-05210011
    Diameter Options:
    4 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $12.70
    Qty in Cart: 0
    Price:
    $12.70
    Subtotal:
  • O-Ring Kit- 350 Piece

    O-Ring Kit- 350 Piece

    AFTERMARKET

    $80.99
    O-Ring Kit Replaces ATD-356* High Quality O-Ring Kit* Hnbr 350 Piece* Sold As Kit* Warranty On O-Ring Kits Against Defects In Workmanship & Material From Date Of Purchase* Cross Ref Number ATD-356**...
    09-07000004
    SKU:
    09-07000004
    Product Type:
    Engine Parts
    Make:
    Universal Items
    Position:
    Kit Full
    $80.99
    Qty in Cart: 0
    Price:
    $80.99
    Subtotal:
  • Differential Pinion Seal Replaces 475003N

    Differential Pinion Seal Replaces 475003N

    AUTOMANN USA

    $4.62
    3.63 Inch OD X 0.469 Inch Width Pinion Seal With 2.625 Inch Shaft Diameter* High Quality Pinion Seal* Differential* 2.625 Inch Shaft Diameter* 3.630 Inch Outer Diameter* 0.469 Inch Width* Sold...
    09-05210024
    SKU:
    09-05210024
    Diameter Options:
    3 1/2 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $4.62
    Qty in Cart: 0
    Price:
    $4.62
    Subtotal:
  • Differential Pinion Seal Replaces 64656, 475012N

    Differential Pinion Seal Replaces 64656, 475012N

    AUTOMANN USA

    $8.09
    4.008 Inch OD X 0.468 Inch Width Pinion Seal With 2.937 Inch Shaft Diameter* High Quality Pinion Seal* Differential* 2.937 Inch Shaft Diameter* 4.008 Inch Outer Diameter* 0.468 Inch Width* Sold...
    09-05210026
    SKU:
    09-05210026
    Diameter Options:
    4 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $8.09
    Qty in Cart: 0
    Price:
    $8.09
    Subtotal:
  • Brake Liner 20K- 4.00 Inch Shoe Width

    Brake Liner 20K- 4.00 Inch Shoe Width

    AFTERMARKET

    $93.99
    Replacement Heavy Duty Brake Lining 20K- Grade AMF5008* High Quality Brake Lining* 20K Lb Fleet Premium Heavy Duty Rating* Designed For 20,000 Lbs GAWR Steer Axles* 15.00 Inch Drum Diameter* 4.00...
    09-05170294
    SKU:
    09-05170294
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $93.99
    Qty in Cart: 0
    Price:
    $93.99
    Subtotal:
  • Pinion Seal Replaces 9773

    Pinion Seal Replaces 9773

    AUTOMANN USA

    $12.71
    4.568 Inch OD X 0.718 Inch Width Pinion Seal With 2.625 Inch Shaft Diameter* High Quality Pinion Seal* 2.625 Inch Shaft Diameter* 4.568 Inch Outer Diameter* 0.718 Inch Width* Sold Individually*...
    09-05210020
    SKU:
    09-05210020
    Diameter Options:
    4 1/2 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $12.71
    Qty in Cart: 0
    Price:
    $12.71
    Subtotal:
  • Air Spring Rolling Lobe W/ Plastic Base

    Air Spring Rolling Lobe W/ Plastic Base

    AFTERMARKET

    $189.99
    Air Spring Rolling Lobe* High Quality Air Spring* Automann Phoenix Brand* Rolling Lobe* Load At 80 PSI - 5500 Lbs* Load At 100 PSI - 7000 Lbs* Natural Frequency 70 CPM (Cycles Per Minute)*...
    09-05200014
    SKU:
    09-05200014
    Product Type:
    Frame & Chassis
    Rating:
    100 PSI
    Style Options:
    Rolling Lobe
    Material Options:
    Rubber
    Make:
    Universal Items
    $189.99
    Qty in Cart: 0
    Price:
    $189.99
    Subtotal:
  • CR Scotseal Replaces A1205J738. A1205W1557. A1205X2806. 370047A

    CR Scotseal Replaces A1205J738. A1205W1557. A1205X2806. 370047A

    AFTERMARKET

    $75.99
    Drive Axle CR Scotseal* High Quality Scotseal* CR Genuine Seal Type* For Drive Axle* 3.434 Inch Shaft Diameter* 4.762 Inch Outer Diameter* 0.859 Inch Width* Sold Individually* Warranty On Scotseals...
    09-05210010
    SKU:
    09-05210010
    Product Type:
    Frame & Chassis
    Shape Options:
    Round
    Diameter Options:
    4 3/4 Inch
    Make:
    Universal Items
    $75.99
    Qty in Cart: 0
    Price:
    $75.99
    Subtotal:
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Adding your products to cart

One of the best ways to start investing in your big rig is to prioritize aftermarket Kenworth truck parts that deliberately improve driving performance, interior cab comfort, and visual appeal.

Why Choose Aftermarket Kenworth T680 Parts from 4 State?

When it comes to upgrading or restoring your Kenworth T680 model, the depth of aftermarket customization options is pretty much endless - but your pocketbook probably isn't. That's why we offer competitive pricing, along with fast shipping, and attentive customer service.

Find Heavy-Duty, Durable Parts & Accessories

Our lineup of aftermarket parts, from interior flooring accessories and T680 LED cab lights to exterior hood trim accents, offers an affordable alternative to traditional OEM replacement parts. Not only that, many of these upgrades are DIY-friendly, offering straightforward installation instructions to get you back on the road fast. And if it’s a big job—like swapping out suspension or engine components—we’ll help you find exactly what your shop or mechanic needs.

Performance, Protection, and Customization

Our catalog includes everything from chrome stacks for the T680 truck to heavy-duty commercial engine replacement parts. Need a new bumper? We’ve got it. Want to upgrade your lights, mirrors, visors, or Kenworth T680 interior accessories? No problem. Looking for Kenworth T680 engine parts or air intakes to boost power and longevity? You’re in the right place. The vast majority of parts come with a workmanship warranty. So, whether you're an owner-operator running long hauls or a fleet manager with multiple big rigs, you can shop confidently.

Shop Online Today

Not sure which part fits? No worries. Our sales reps are here to help you match parts to your truck. You can also shop by VIN to find the exact fit the first time. Whether you're customizing your ride or getting your rig back in shape, our Kenworth T680 aftermarket parts make it simple.

Frequently Asked Questions About Kenworth T680 Truck Parts

What years and models of the Kenworth T680 are your parts compatible with?

Our Kenworth T680 parts are designed to fit model years 2013 through current production models. Most of our parts are compatible across all T680 configurations including day cabs, sleeper cabs (52", 76"), and both standard and high-roof variants. However, some specialized parts like bumpers and fairings may have specific fitment requirements based on your truck's configuration. We recommend checking the individual product descriptions or contacting our support team with your OEM to ensure proper fitment.

Are aftermarket chrome bumpers as durable as OEM bumpers for the T680?

Quality aftermarket chrome bumpers for the T680 are typically made from heavy-duty steel with triple chrome plating (copper, nickel, and chrome layers) that meets or exceeds OEM specifications. The key is choosing reputable manufacturers who use proper thickness steel (usually 14-16 gauge) and quality plating processes. These bumpers can last 5-10 years with proper maintenance, including regular washing and polishing to prevent corrosion. Look for bumpers with warranties of at least 1 year as an indicator of quality.

What tools and time are required to install a replacement bumper on my T680?

Installing a replacement bumper typically requires basic hand tools including socket wrenches (usually 3/4" and 7/8"), a torque wrench, and potentially a floor jack or bumper jack for support. Most installations take 2-4 hours depending on whether you're replacing just the bumper or also fog lights and brackets. The process involves removing 6-8 mounting bolts, disconnecting any fog light wiring, and carefully aligning the new bumper. Having a helper makes the job significantly easier due to the weight (typically 80-120 lbs for chrome bumpers).

What finish options are available for T680 parts, and which holds up best?

The most common finishes for T680 parts are chrome, polished stainless steel, and powder-coated options. Chrome provides the classic mirror finish but requires regular maintenance to prevent pitting. Polished stainless steel (304 grade) offers excellent corrosion resistance with less maintenance but costs 20-30% more. Powder-coated parts come in various colors and provide good durability for 3-5 years but may chip from road debris. For harsh weather conditions or heavy salt exposure, stainless steel typically provides the best long-term value.

Will aftermarket parts void my Kenworth warranty or affect resale value?

Installing aftermarket cosmetic parts like chrome bumpers, visors, or trim pieces will not void your Kenworth powertrain or chassis warranty under the Magnuson-Moss Warranty Act. However, any damage caused by improper installation could affect warranty coverage for related components. Regarding resale value, high-quality chrome and appearance upgrades typically maintain or even increase truck value, especially in the owner-operator market. Keep all receipts and documentation of parts installed, as this demonstrates proper maintenance and care to potential buyers.


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