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Kenworth T660 Parts

The Kenworth T660 semi truck model is a good example of Kenworth's commitment to providing great trucks and great value and we can make you stand out even more by customizing your semi truck with quality aftermarket and custom parts and chrome accessories from 4 State Trucks. Whether you want to update your KW exhaust, fenders, or fuel tank, 4 State Trucks has the right aftermarket parts for the job. Hit the highway in safety and style in your Kenworth heavy duty truck or 18 wheeler.
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  • Chrome Plated Aluminum Eagle Shaped Dash Knob 3-1/2 X 3 - 1/2 Inch X 2 Inch

    Chrome Plated Aluminum Eagle Shaped Dash Knob 3-1/2 X 3 - 1/2 Inch X 2 Inch

    DELPANN

    $117.99
    Eagle Shaped Dash Knob - Chrome Plated AluminumAdd a bold custom touch to your truck interior with the Chrome Plated Aluminum Eagle Shaped Dash Knob, designed to combine rugged style with lasting...
    09-150100615
    SKU:
    09-150100615
    Material Options:
    Aluminum
    Product Type:
    Interior
    Finish Options:
    Chrome-Plated
    Make:
    Universal Items
    $117.99
    Qty in Cart: 0
    Price:
    $117.99
    Subtotal:
  • Mechanical Oil Pressure 2 1/16 Inch 5/80 PSI

    Mechanical Oil Pressure 2 1/16 Inch 5/80 PSI

    ISSPRO

    $66.99
    2 1/16 Inch 5/80 PSI Mechanical Oil PressureMonitor your engine's performance with this high-quality Mechanical Oil Pressure Gauge, designed for accurate readings from 5-80 PSI. Featuring a clean...
    09-150200011
    SKU:
    09-150200011
    Location:
    Made In USA
    Product Type:
    Interior
    Color:
    Black
    Shape Options:
    Round
    Diameter Options:
    2 1/16 Inch
    Style Options:
    Bezel
    Make:
    Universal Items
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Teltek Thermocouple For Digital Pyrometer 1/8 Inch NPT Thread

    Teltek Thermocouple For Digital Pyrometer 1/8 Inch NPT Thread

    TELTEK

    $75.99
    Thermocouple For Digital Pyrometer 1/8 Inch NPT ThreadImprove engine monitoring accuracy with the Teltek Thermocouple For Digital Pyrometer, designed for durability, precision, and reliable...
    09-150200010
    SKU:
    09-150200010
    Location:
    Made In USA
    Product Type:
    Interior
    Degree Options:
    90
    Make:
    Universal Items
    $75.99
    Qty in Cart: 0
    Price:
    $75.99
    Subtotal:
  • FREE SHIPPING
    SCI 18 Inch Speed Racer Steering Wheel, Alumzd Half Wrap Billet, Chrome Slotted 3 Spokes

    SCI 18 Inch Speed Racer Steering Wheel, Alumzd Half Wrap Billet, Chrome Slotted 3 Spokes

    STEERING CREATIONS

    $314.99
    18 Inch Speed Racer Steering Wheel, Alumzd Half Wrap Billet, Chrome Slotted 3 Spokes By SCIEnhance your driving experience and cab styling with the SCI Speed Racer Steering Wheel, built for...
    09-15000268
    SKU:
    09-15000268
    Diameter Options:
    18 Inch
    Material Options:
    Wood
    Product Type:
    Interior
    Make:
    Universal Items
    $314.99
    Qty in Cart: 0
    Price:
    $314.99
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  • On Sale
    Limited Quantity Available
    SCI Horn Pad For Traveler Steering Wheel - Ocean Blue

    SCI Horn Pad For Traveler Steering Wheel - Ocean Blue

    STEERING CREATIONS

    Now: $52.49
    Was: $74.99
    Ocean Blue Horn Pad For Traveler Steering Wheel Goes W/ 09-1500136Upgrade your truck's interior styling with the SCI Horn Pad For Traveler Steering Wheel - Ocean Blue, designed to deliver a clean...
    09-150000025
    SKU:
    09-150000025
    Product Type:
    Interior
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Now: $52.49
    Was: $74.99
    Qty in Cart: 0
    Price:
    Now: $52.49
    Was: $74.99
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  • Tachometer Kit, Programmable 3 3/8 Inch W/ Mounting kit, 48 Inch Wire Harness

    Tachometer Kit, Programmable 3 3/8 Inch W/ Mounting kit, 48 Inch Wire Harness

    ISSPRO

    $264.99
    3 3/8 Inch Tachometer Kit, Programmable W/ Mounting Kit, 48 Inch Wire HarnessImprove engine monitoring and performance control with the Tachometer Kit, built for precision, durability, and...
    09-150100616
    SKU:
    09-150100616
    Finish Options:
    Chrome-Plated
    Style Options:
    Bezel
    Location:
    Made In USA
    Diameter Options:
    3 3/8 Inch
    Color:
    White
    Shape Options:
    Round
    Product Type:
    Interior
    Make:
    Universal Items
    $264.99
    Qty in Cart: 0
    Price:
    $264.99
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  • SCI 18 Inch Viper Red Leather Comfort, Alumzd 4-Spoke Steering Wheel W/O Horn Button

    SCI 18 Inch Viper Red Leather Comfort, Alumzd 4-Spoke Steering Wheel W/O Horn Button

    STEERING CREATIONS

    $348.99
    18 Inch Viper Red Leather Comfort, Alumzd 4-Spoke Steering Wheel W/O Horn Button By SCIUpgrade your truck's interior with this high-quality SCI 18 Viper Red Leather Steering Wheel, designed for...
    09-1500000056
    SKU:
    09-1500000056
    Diameter Options:
    18 Inch
    Material Options:
    Leather
    Product Type:
    Interior
    Make:
    Universal Items
    $348.99
    Qty in Cart: 0
    Price:
    $348.99
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  • SCI 18 Inch Printed Wood Rim, Chrome 4-Spoke W/ Slot Cut Outs Horn Button

    SCI 18 Inch Printed Wood Rim, Chrome 4-Spoke W/ Slot Cut Outs Horn Button

    STEERING CREATIONS

    $269.99
    18 Inch Printed Wood Rim, Chrome 4-Spoke W/ Slot Cut Outs Horn Buttom By SCIUpgrade your truck's interior with the SCI 18 Inch Printed Wood Rim, designed to deliver a premium custom look and...
    09-15000261
    SKU:
    09-15000261
    Diameter Options:
    18 Inch
    Material Options:
    Wood
    Product Type:
    Interior
    Shape Options:
    Round
    Make:
    Universal Items
    $269.99
    Qty in Cart: 0
    Price:
    $269.99
    Subtotal:
  • FREE SHIPPING
    SCI Red Viper Steering Wheel W/ Painted Wood & Leather, 18 Inch 4 Spoke W/ Slot Cut Outs, Matching Bezel, Chrome Horn Button

    SCI Red Viper Steering Wheel W/ Painted Wood & Leather, 18 Inch 4 Spoke W/ Slot Cut Outs, Matching Bezel, Chrome Horn Button

    STEERING CREATIONS

    $266.99
    Red Viper Steering Wheel W/ Painted Wood & Leather, 18 Inch 4 Spoke W/ Slot Cut Outs, Matching Bezel, Chrome Horn ButtonEnhance your cab's interior style and driving feel with the SCI Red Viper...
    09-150000027
    SKU:
    09-150000027
    Diameter Options:
    18 Inch
    Material Options:
    Wood
    Product Type:
    Interior
    Shape Options:
    Round
    Make:
    Universal Items
    $266.99
    Qty in Cart: 0
    Price:
    $266.99
    Subtotal:
  • FREE SHIPPING
    66 Inch Poly Rolled Edge Half Fenders W/ Mounting Kit

    66 Inch Poly Rolled Edge Half Fenders W/ Mounting Kit

    TRUX ACCESSORIES

    $484.99
    Poly Rolled Edge Half Fenders W/ Mounting Kit 66 InchUpgrade your truck's protection and efficiency with this high-quality Half Fender Kit with Mounting Kit, built from durable polypropylene for...
    09-110502010K
    SKU:
    09-110502010K
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    $484.99
    Qty in Cart: 0
    Price:
    $484.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    150 Inch Stainless Steel Super Long Fully Ribbed Half Fender W/ Rolled Edge

    150 Inch Stainless Steel Super Long Fully Ribbed Half Fender W/ Rolled Edge

    TRUX ACCESSORIES

    Now: $1,242.55
    Was: $1,411.99
    Stainless Steel Super Long Fully Ribbed Half Fender W/ Rolled Edge, 150 InchEnhance your rig's durability and road presence with this premium Half Fender, crafted from high-quality 16 gauge stainless...
    09-110302019
    SKU:
    09-110302019
    Material Options:
    Stainless Steel
    Type Options:
    Half Fender
    Finish Options:
    Smooth
    Product Type:
    Rear Fenders
    Size Options:
    16 Gauge
    Style Options:
    Ribbed
    Length Options:
    150 Inch
    Make:
    Universal Items
    Now: $1,242.55
    Was: $1,411.99
    Qty in Cart: 0
    Price:
    Now: $1,242.55
    Was: $1,411.99
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  • Iowa Customs NRX50 Compressor Built-In Truck Refrigerator W/ Freezer

    Iowa Customs NRX50 Compressor Built-In Truck Refrigerator W/ Freezer

    IOWA CUSTOMS

    $1,141.99
    Compressor Built-In Truck Refrigerator W/ FreezerEnhance your long-haul comfort with the Iowa Customs Refrigerator with Freezer. Finished in durable black, this COOLMATIC NRX-50T refrigerator...
    09-141300013
    SKU:
    09-141300013
    Height Options:
    21 Inch
    Length Options:
    19 5/8 Inch
    Product Type:
    Electronics
    Color:
    Black
    Width Options:
    14 1/4 Inch
    Make:
    Universal Items
    $1,141.99
    Qty in Cart: 0
    Price:
    $1,141.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Single Axle Fender Mounting Kit - Black Steel For One Axle

    Single Axle Fender Mounting Kit - Black Steel For One Axle

    TRUX ACCESSORIES

    Now: $174.23
    Was: $197.99
    Black Steel Single Axle Fender Mounting KitImprove fender stability and mounting strength with the Single Axle Fender Mounting Kit, built for durability, secure fitment, and long-lasting performance...
    09-111142
    SKU:
    09-111142
    Product Type:
    Rear Fenders
    Color:
    Black
    Material Options:
    Steel
    Position:
    Kit Full
    Make:
    Universal Items
    Now: $174.23
    Was: $197.99
    Qty in Cart: 0
    Price:
    Now: $174.23
    Was: $197.99
    Subtotal:
  • 66 Inch Smooth Rolled Edge Half Fenders W/ Mounting Kit, Triangular Style Center Mounting Brackets 16 Gauge Stainless Steel

    66 Inch Smooth Rolled Edge Half Fenders W/ Mounting Kit, Triangular Style Center Mounting Brackets 16 Gauge Stainless Steel

    TRUX ACCESSORIES

    $657.99
    Smooth Rolled Edge Half Fenders W/ Mounting Kit, Triangular Style Center Mounting Brackets 66 Inch 16 Gauge Stainless SteelGive your truck a clean, professional upgrade with this high-quality Half...
    09-110302018K
    SKU:
    09-110302018K
    Product Type:
    Rear Fenders
    Ready To Ship:
    Yes
    Make:
    Universal Items
    $657.99
    Qty in Cart: 0
    Price:
    $657.99
    Subtotal:
  • FREE SHIPPING
    60 Inch Smooth Rolled Edge Flange Half Fenders W/ Mounting Kit, 16 Gauge Stainless Steel Swivel Style Center Mounting Brackets

    60 Inch Smooth Rolled Edge Flange Half Fenders W/ Mounting Kit, 16 Gauge Stainless Steel Swivel Style Center Mounting Brackets

    TRUX ACCESSORIES

    $716.99
    Smooth Rolled Edge Flange Half Fenders W/ Mounting Kit Swivel Style Center Mounting Brackets 60 Inch 16 Gauge Stainless SteelEnhance your truck's durability and style with this high-quality Smooth...
    09-110302014K
    SKU:
    09-110302014K
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $716.99
    Qty in Cart: 0
    Price:
    $716.99
    Subtotal:
  • FREE SHIPPING
    76 Inch Poly Rolled Edge Single Fenders W/ Mounting Kit Polypropylene

    76 Inch Poly Rolled Edge Single Fenders W/ Mounting Kit Polypropylene

    TRUX ACCESSORIES

    $402.99
    Poly Rolled Edge Single Fenders W/ Mounting Kit 76 InchEnhance your truck's durability and appearance with this high-quality Fender Kit with Mounting Kit, crafted from tough polypropylene for...
    09-110501060K
    SKU:
    09-110501060K
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    $402.99
    Qty in Cart: 0
    Price:
    $402.99
    Subtotal:
  • FREE SHIPPING
    142 Inch Smooth Rolled Edge Full Fenders W/ Mounting Kit 14 Gauge Stainless Steel

    142 Inch Smooth Rolled Edge Full Fenders W/ Mounting Kit 14 Gauge Stainless Steel

    TRUX ACCESSORIES

    $1,503.99
    Smooth Rolled Edge Full Fenders W/ Mounting Kit 142 Inch 14 Gauge Stainless SteelEnhance your rig's durability and road presence with this high-quality Full Fender Kit with Mounting Kit, crafted from...
    09-110303006K
    SKU:
    09-110303006K
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    $1,503.99
    Qty in Cart: 0
    Price:
    $1,503.99
    Subtotal:
  • FREE SHIPPING
    66 Inch Smooth Rolled Edge Half Fenders W/ Mounting Kit Stainless Steel

    66 Inch Smooth Rolled Edge Half Fenders W/ Mounting Kit Stainless Steel

    TRUX ACCESSORIES

    $1,053.99
    Smooth Rolled Edge Half Fenders W/ Mounting Kit Stainless Steel 66 InchUpgrade your rig with this premium Smooth Rolled Edge Half Fender Kit with Mounting Kit, designed for strength, style, and...
    09-110302013K
    SKU:
    09-110302013K
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    $1,053.99
    Qty in Cart: 0
    Price:
    $1,053.99
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  • LC 7-5 X 24 Chrome Plated Steel Bullhorn Top Stack

    LC 7-5 X 24 Chrome Plated Steel Bullhorn Top Stack

    LINCOLN CHROME

    $367.99
    7-5 X 24 Inch Bullhorn Stack By Lincoln ChromeUpgrade your exhaust styling with the Lincoln Chrome Bullhorn Top Stack, built for strength, durability, and long-lasting performance in heavy-duty...
    09-08652406
    SKU:
    09-08652406
    Height Options:
    24 Inch
    Location:
    Made In USA
    Diameter Options:
    7 Inch
    Style Options:
    Bull Hauler Turn
    Material Options:
    Steel
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    Make:
    Universal Items
    $367.99
    Qty in Cart: 0
    Price:
    $367.99
    Subtotal:
  • 60 Inch Smooth Rolled Edge Flange Half Fenders W/ Mounting Kit, Triangular Style Center Mounting Brackets 16 Gauge Stainless Steel

    60 Inch Smooth Rolled Edge Flange Half Fenders W/ Mounting Kit, Triangular Style Center Mounting Brackets 16 Gauge Stainless Steel

    TRUX ACCESSORIES

    $597.99
    Smooth Rolled Edge Flange Half Fenders W/ Mounting Kit, Triangular Style Center Mounting Brackets 60 Inch 16 Gauge Stainless SteelEnhance your rig's protection and style with this high-quality Half...
    09-110302017K
    SKU:
    09-110302017K
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $597.99
    Qty in Cart: 0
    Price:
    $597.99
    Subtotal:
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Adding your products to cart

Keeping your Kenworth T660 in top shape? This parts lineup has everything you need whether you're doing regular maintenance, repairs, or adding some personal style. The T660 is known for its power, efficiency, and driver comfort, and this collection of parts helps you keep it all running smooth. you'll find engine and drivetrain components, performance parts, and all the essentials to stay road-ready. Want to upgrade your rig's appearance? Check out the bumpers, grilles, lights, and mud flaps made to fit the T660 just right. Inside the cab, you'll find comfort-focused upgrades like new seats, storage solutions, and electrical components that make long hauls a little easier. From filters and hoses to full chrome trim kits, this lineup covers every corner of your truck front to back, inside and out. Whether you're swapping out worn parts or customizing your ride, this is your one-stop shop for Kenworth T660 parts and accessories. Built for durability. Designed for comfort. Backed by quality. Ready when you are.

Frequently Asked Questions About Kenworth T660 Parts

What years are Kenworth T660 parts compatible with, and are they interchangeable between model years?

Kenworth T660 parts are designed for trucks manufactured from 2008 to 2016. While many parts are interchangeable across these years, some components underwent updates. For example, bumpers from 2008-2012 models may have different mounting points than 2013-2016 versions. Always verify your specific OEM and model year before ordering to ensure proper fitment, especially for body panels, electrical components, and emission-related parts.

Are aftermarket bumpers as durable as OEM Kenworth bumpers, and what materials should I look for?

Quality aftermarket bumpers can match or exceed OEM durability when made from the right materials. Look for bumpers constructed from 16-gauge steel or thicker, with proper chrome plating or powder coating. Stainless steel options offer superior corrosion resistance. Avoid bumpers made from thin gauge steel (18-20 gauge) as they tend to bend easily and show wear quickly. Chrome should be triple-plated for longevity, and welds should be continuous rather than spot-welded.

What tools and skills are needed to install T660 bumpers and body parts myself?

Basic bumper installation requires a socket set (typically 3/4" and 7/8"), torque wrench, and potentially a helper due to weight. Most bumpers weigh 80-150 pounds. You'll need to disconnect fog lights and any sensors. Installation typically takes 2-4 hours. For hood and fender replacements, add panel alignment tools and expect 4-6 hours. If your truck has collision avoidance sensors or adaptive cruise control, professional calibration may be required after installation.

What's the difference between chrome, stainless steel, and painted finish options for T660 parts?

Chrome bumpers offer the classic shiny appearance but require regular polishing and can pit in harsh climates. Stainless steel provides excellent corrosion resistance with less maintenance but costs 20-30% more. Painted finishes are the most economical and can be color-matched to your truck, but may chip and require touch-ups. For winter operations or coastal areas, stainless steel offers the best long-term value despite higher initial cost.

How do I identify the correct replacement parts for my specific T660 configuration?

Start with your OEM number to determine exact model year and factory specifications. Key variations include standard vs. extended hood, day cab vs. sleeper configuration, and whether you have the aerodynamic package. Bumper widths vary from 18" to 20" depending on these factors. Check for additional features like fog light cutouts, tow hook provisions, and sensor mounting points. When ordering electrical components like headlights, verify if you have the multiplexed electrical system (common in 2013+ models).


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