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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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  • Actuator Dock Lock Replaces 1S4187, S29899, SSR1VA1031 For Hendrickson/ Turner Trailers

    Actuator Dock Lock Replaces 1S4187, S29899, SSR1VA1031 For Hendrickson/ Turner Trailers

    AUTOMANN USA

    $33.38
    Sleeve Type Actuator Dock Lock Fits Hendrickson/ Turner TrailersThis premium Actuator Dock Lock is designed for Hendrickson and Turner Trailers. Sleeve-type design with top and bottom plates...
    29-09500003
    SKU:
    29-09500003
    Height Options:
    10 1/2 Inch
    Product Type:
    Trailer
    Make:
    Universal Items
    Make:
    Trailer
    $33.38
    Qty in Cart: 0
    Price:
    $33.38
    Subtotal:
  • Oil Plug Replaces 9S-8008, 9S8008 For Caterpillar C7 Engines

    Oil Plug Replaces 9S-8008, 9S8008 For Caterpillar C7 Engines

    AUTOMANN USA

    $15.25
    1.253 X 0.771 Inch Oil Plug W/ 0.575 Inch A/F & 1-1/16 Inch - 12 ThreadEnsure your Caterpillar C7 engine remains protected with this precision Oil Plug. Featuring 0.575-inch A/F, 1.253-inch diameter,...
    29-07200011
    SKU:
    29-07200011
    Product Type:
    Engine Parts
    Style Options:
    Caterpillar
    Make:
    Universal Items
    $15.25
    Qty in Cart: 0
    Price:
    $15.25
    Subtotal:
  • Lock Washer Replaces SA16004, C70641B, 93600072, 355AX, T1705

    Lock Washer Replaces SA16004, C70641B, 93600072, 355AX, T1705

    AUTOMANN USA

    $0.34
    0.5 Inch Lock WasherMaintain optimal fastening with this durable Lock Washer, designed for SA16004, C70641B, 93600072, 355AX, and T1705. Medium-duty washer with 1/2-inch ID, 11/64-inch width, and...
    29-1240004
    SKU:
    29-1240004
    Product Type:
    Hood Parts & Acc.
    Diameter Options:
    1/2 Inch
    Make:
    Universal Items
    $0.34
    Qty in Cart: 0
    Price:
    $0.34
    Subtotal:
  • Cabin Air Spring Replaces 75314, SC29-O132, 7155, 7164, W023587155, W027037163, W027037164, W027037165, 1S4235, R816002, W027037153, 2019036

    Cabin Air Spring Replaces 75314, SC29-O132, 7155, 7164, W023587155, W027037163, W027037164, W027037165, 1S4235, R816002, W027037153, 2019036

    AFTERMARKET

    $57.99
    Sleeve Type Cabin Air Spring- Load At 80 PSI - 688 Lbs, Load At 100 PSI - 860 LbsImprove ride comfort and cab stability with this high-quality Cabin Air Spring. This sleeve-type air spring supports...
    29-10140001
    SKU:
    29-10140001
    Diameter Options:
    4 1/4 Inch
    Product Type:
    Exterior
    Height Options:
    8 1/2 Inch
    Make:
    Universal Items
    $57.99
    Qty in Cart: 0
    Price:
    $57.99
    Subtotal:
  • DPF Gasket Replaces 5304868, 5417859, 2188190PE For Cummins, PACCAR

    DPF Gasket Replaces 5304868, 5417859, 2188190PE For Cummins, PACCAR

    AFTERMARKET

    $36.34
    14.25 Inch ID X 15.375 Inch OD DPF GasketKeep your DPF system functioning efficiently with this high-quality gasket for Cummins and PACCAR engines. With a 14.250-inch ID, 15.375-inch OD, and 0...
    29-0809209
    SKU:
    29-0809209
    Product Type:
    Exhaust
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $36.34
    Qty in Cart: 0
    Price:
    $36.34
    Subtotal:
  • Oil Pump Replaces 3966840 For Cummins ISC 8.3L Engines

    Oil Pump Replaces 3966840 For Cummins ISC 8.3L Engines

    AFTERMARKET

    $140.99
    Cummins ISC 8.3L Engine Oil PumpThis premium Oil Pump for Cummins ISC 8.3L engines replaces part number 3966840 and is built for heavy-duty performance. Designed to maintain steady lubrication and...
    29-07200013
    SKU:
    29-07200013
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Make:
    Universal Items
    $140.99
    Qty in Cart: 0
    Price:
    $140.99
    Subtotal:
  • Oil Cooler Replaces 3957544, 3921558, 4713985AB, AP63467 For Cummins ISB 5.9L Engine

    Oil Cooler Replaces 3957544, 3921558, 4713985AB, AP63467 For Cummins ISB 5.9L Engine

    AFTERMARKET

    $164.99
    Oil Cooler W/ 7 PlatesThis high-performance Oil Cooler is the perfect replacement for Cummins ISB 5.9L engines. With 7 plated construction and fifteen precision-drilled holes-twelve at 0.340-inch and...
    29-07200005
    SKU:
    29-07200005
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Make:
    Universal Items
    $164.99
    Qty in Cart: 0
    Price:
    $164.99
    Subtotal:
  • 3.5 Inch Aluminized Steel Band Clamp Replaces A35AF, J000201

    3.5 Inch Aluminized Steel Band Clamp Replaces A35AF, J000201

    AUTOMANN USA

    $11.01
    3.5 Inch Aluminized Band ClampSecure your exhaust or piping system with this high-quality 3.5 Inch Aluminized Steel Band Clamp. Featuring pre-attached hardware and a Grade 8 M10 3/8-inch bolt, it...
    29-08000005
    SKU:
    29-08000005
    Diameter Options:
    3 1/2 Inch
    Product Type:
    Exhaust
    Width Options:
    1 1/4 Inch
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    $11.01
    Qty in Cart: 0
    Price:
    $11.01
    Subtotal:
  • EGR Pressure Differential Sensor Replaces 23531964 For Detroit Diesel 60 Series Engines

    EGR Pressure Differential Sensor Replaces 23531964 For Detroit Diesel 60 Series Engines

    AFTERMARKET

    $177.99
    EGR Pressure Differential Sensor- 3 PinMonitor exhaust gas pressure with confidence using this premium EGR Pressure Differential Sensor, replacement for Detroit Diesel 60 Series engines. Featuring 3...
    29-07100030
    SKU:
    29-07100030
    Product Type:
    Engine Parts
    Style Options:
    Detroit
    Make:
    Universal Items
    $177.99
    Qty in Cart: 0
    Price:
    $177.99
    Subtotal:
  • Oil Plug Replaces 9S-8004, 9S8004, 0995845 For Caterpillar C7 Engines

    Oil Plug Replaces 9S-8004, 9S8004, 0995845 For Caterpillar C7 Engines

    AUTOMANN USA

    $14.52
    0.684 X 0.500 Inch Oil Plug W/ 0.265 Inch A/F & 9/16 Inch - 18 ThreadMaintain your Caterpillar C7 engine with this premium Oil Plug. Its 0.265-inch A/F, 0.684-inch diameter, 0.500-inch length, and...
    29-07200010
    SKU:
    29-07200010
    Product Type:
    Engine Parts
    Style Options:
    Caterpillar
    Make:
    Universal Items
    $14.52
    Qty in Cart: 0
    Price:
    $14.52
    Subtotal:
  • Power Steering Reservoir Cover Replaces 3953866S, Q760236, Q760241, Q761939, NMCQ760236, 5839Q761939, Q761939FLG, FGQ761939

    Power Steering Reservoir Cover Replaces 3953866S, Q760236, Q760241, Q761939, NMCQ760236, 5839Q761939, Q761939FLG, FGQ761939

    AUTOMANN USA

    $24.17
    4.25 X 6.37 Inch Power Steering Reservoir CoverThis Power Steering Reservoir Cover is an essential replacement for maintaining smooth steering operation in your truck. It features exacting...
    29-07120013
    SKU:
    29-07120013
    Height Options:
    4 Inch
    Diameter Options:
    6 1/4 Inch
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $24.17
    Qty in Cart: 0
    Price:
    $24.17
    Subtotal:
  • Oil Plug Replaces 168-2288, 1682288 For Caterpillar C7 Engines

    Oil Plug Replaces 168-2288, 1682288 For Caterpillar C7 Engines

    AUTOMANN USA

    $15.24
    0.953 Inch Oil Plug W/ 1.122 Inch A/F & M18 x 1.5 ThreadReplace worn or damaged plugs with this premium Oil Plug for Caterpillar C7 engines. With a 1.122-inch A/F, 0.953-inch length, and M18 x 1.5...
    29-07200009
    SKU:
    29-07200009
    Product Type:
    Engine Parts
    Style Options:
    Caterpillar
    Make:
    Universal Items
    $15.24
    Qty in Cart: 0
    Price:
    $15.24
    Subtotal:
  • EGR Pressure Differential Sensor Replaces P4050-5207-1, P405052071, ME555560 For Mitsubishi, Detroit Diesel

    EGR Pressure Differential Sensor Replaces P4050-5207-1, P405052071, ME555560 For Mitsubishi, Detroit Diesel

    AFTERMARKET

    $91.99
    2.78 Inch EGR Pressure Differential Sensor- 3 PinReliable performance and accurate EGR readings are ensured with this high-quality EGR Pressure Differential Sensor, replacement for Mitsubishi and...
    29-07100032
    SKU:
    29-07100032
    Style Options:
    Detroit
    Product Type:
    Engine Parts
    Length Options:
    2 3/4 Inch
    Make:
    Universal Items
    $91.99
    Qty in Cart: 0
    Price:
    $91.99
    Subtotal:
  • Power Steering Reservoir Cover Clamp Replaces NMCQ186425, Q186425

    Power Steering Reservoir Cover Clamp Replaces NMCQ186425, Q186425

    AUTOMANN USA

    $15.26
    5.75 Inch To 7.0 Inch ID Power Steering Reservoir Cover ClampReplace worn or damaged clamps with this durable Power Steering Reservoir Cover Clamp. Its adjustable 5.75 to 7.0-inch inner diameter and...
    29-07120015
    SKU:
    29-07120015
    Width Options:
    1/2 Inch
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $15.26
    Qty in Cart: 0
    Price:
    $15.26
    Subtotal:
  • Belt Tensioner Assembly Replaces 1971873PE, 2143061PE, 2140648PE For PACCAR MX Engines

    Belt Tensioner Assembly Replaces 1971873PE, 2143061PE, 2140648PE For PACCAR MX Engines

    AUTOMANN USA

    $277.99
    2.952 X 1.84 Inch Belt Tensioner AssemblyOptimize your PACCAR MX engine performance with this high-quality Belt Tensioner Assembly. Featuring a pulley 1.840 inches wide and 2.952 inches in outer...
    29-07060177
    SKU:
    29-07060177
    Diameter Options:
    3 Inch
    Width Options:
    1 3/4 Inch
    Style Options:
    Paccar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $277.99
    Qty in Cart: 0
    Price:
    $277.99
    Subtotal:
  • Stainless Steel EGR Cooler Hardware Kit Replaces 20431718

    Stainless Steel EGR Cooler Hardware Kit Replaces 20431718

    AUTOMANN USA

    $688.99
    EGR Cooler Hardware KitReplace worn components with this stainless steel EGR Cooler Hardware Kit, engineered to replace 20431718. With two EGR pipes, five V-band clamps, gaskets, and full hardware,...
    29-07110008
    SKU:
    29-07110008
    Product Type:
    Engine Parts
    Material Options:
    Stainless Steel
    Style Options:
    Detroit
    Make:
    Universal Items
    $688.99
    Qty in Cart: 0
    Price:
    $688.99
    Subtotal:
  • Transmission Pressure Switch Replaces 29549658, 17KP489 For Allison Transmissions

    Transmission Pressure Switch Replaces 29549658, 17KP489 For Allison Transmissions

    AUTOMANN USA

    $33.30
    2.11 Inch Transmission Pressure Switch-2 PinAvoid costly transmission repairs with this high-performance Transmission Pressure Switch, engineered to replace 29549658 and 17KP489 for Allison...
    29-07100028
    SKU:
    29-07100028
    Style Options:
    2 Prong
    Product Type:
    Engine Parts
    Height Options:
    2 Inch
    Make:
    Universal Items
    $33.30
    Qty in Cart: 0
    Price:
    $33.30
    Subtotal:
  • 32 Inch Nylon 11 Blade Fan Blade Replaces 3809753C1, 3809753C2, 47354461001, 85138, 010023828 For Cummins ISX, Caterpillar C13 Engines

    32 Inch Nylon 11 Blade Fan Blade Replaces 3809753C1, 3809753C2, 47354461001, 85138, 010023828 For Cummins ISX, Caterpillar C13 Engines

    AUTOMANN USA

    $312.99
    32 Inch Fan Blade- 11 BladesProtect your engine from overheating with this durable 32 Inch Nylon 11 Blade Fan Blade, replacement for Cummins ISX and Caterpillar C13 trucks. Featuring 11 nylon blades,...
    29-07060178
    SKU:
    29-07060178
    Diameter Options:
    32 Inch
    Product Type:
    Engine Parts
    Material Options:
    Nylon
    Make:
    Universal Items
    $312.99
    Qty in Cart: 0
    Price:
    $312.99
    Subtotal:
  • Thermostat Replaces 2882757, 2952204, 3335550, 4318197, 4318947, 4973373, 34148 For Cummins

    Thermostat Replaces 2882757, 2952204, 3335550, 4318197, 4318947, 4973373, 34148 For Cummins

    AUTOMANN USA

    $47.09
    1.77 X 2.26 Inch ThermostatMaintain optimal engine operation with this high-performance 180 F Thermostat Cummins engines. Featuring precision coil and body dimensions, it delivers consistent cooling...
    29-071000031
    SKU:
    29-071000031
    Diameter Options:
    2 1/4 Inch
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Height Options:
    1 3/4 Inch
    Make:
    Universal Items
    $47.09
    Qty in Cart: 0
    Price:
    $47.09
    Subtotal:
  • Transmission Pressure Switch Replaces 29512944, 29542944, 29552364 For Allison Transmissions

    Transmission Pressure Switch Replaces 29512944, 29542944, 29552364 For Allison Transmissions

    AFTERMARKET

    $46.02
    2.98 X 4.70 Inch 2 Pin Transmission Pressure Switch W/ Inch CableMaximize the life of your transmission with this heavy-duty Transmission Pressure Switch, designed for Allison transmissions. With a...
    29-07100027
    SKU:
    29-07100027
    Product Type:
    Engine Parts
    Length Options:
    4 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    $46.02
    Qty in Cart: 0
    Price:
    $46.02
    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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