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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 Steel High Hat 3 Piece Rear Axle Cover Set, Beauty Ring W/ 10 Holes 10 1/2 Inch Width For Uni-Mount 10 Holes Wheel

    Chrome Steel High Hat 3 Piece Rear Axle Cover Set, Beauty Ring W/ 10 Holes 10 1/2 Inch Width For Uni-Mount 10 Holes Wheel

    GRAND GENERAL

    $50.99
    3 Piece Rear Axle Cover Chrome Steel, Beauty Ring W/ 10 Holes 10 1/2 Inch WidthEnhance your wheel-end styling and protection with the High Hat 3 Piece Rear Axle Cover Set, built for durability,...
    09-20060025
    SKU:
    09-20060025
    Finish Options:
    Chrome-Plated
    Material Options:
    Steel
    Product Type:
    Wheels
    Diameter Options:
    10 1/2 Inch
    Size Options:
    19 Gauge
    Make:
    Universal Items
    $50.99
    Qty in Cart: 0
    Price:
    $50.99
    Subtotal:
  • 22.5 Inch Stainless Steel Rear Wheel Simulator, 2 Vent Hole Hub Piloted

    22.5 Inch Stainless Steel Rear Wheel Simulator, 2 Vent Hole Hub Piloted

    UNITED PACIFIC

    $150.99
    22 1/2 Inch Rear Wheel Cover* High Quality Wheel Simulator* Made Of 304 Stainless Steel* 22-1/2 Inch OD, 8-1/4 Inch ID, 2 Hand/Vent Holes* 10 Lug, Nut Size: 33MM, Holes: 10, Large Holes: 1-1/4...
    09-2003023
    SKU:
    09-2003023
    Position:
    Rear
    Product Type:
    Wheels
    Material Options:
    Stainless Steel
    Style Options:
    Hub Pilot Wheel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $150.99
    Qty in Cart: 0
    Price:
    $150.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Vendetta Quick Down Cable Service Kit W/ Quick Down Cable, Retaining Clips & Mounting Hardware

    Vendetta Quick Down Cable Service Kit W/ Quick Down Cable, Retaining Clips & Mounting Hardware

    VENDETTA

    $93.71
    Service Kit For Quick Down Cable By VendettaThe Vendetta Quick Down Cable Service Kit is a premium replacement solution engineered to enhance seat functionality and driver convenience in commercial...
    09-1900011
    SKU:
    09-1900011
    Product Type:
    Seats
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $93.71
    Qty in Cart: 0
    Price:
    $93.71
    Subtotal:
  • FREE SHIPPING OVER $249
    Vendetta Heat/Vent Cushion Foam Service Kit

    Vendetta Heat/Vent Cushion Foam Service Kit

    VENDETTA

    $133.81
    Service Kit For Heat/Vent Cushion Foam By VendettaThe Vendetta Heat Vent Cushion Foam Service Kit is a premium replacement solution designed to restore seat comfort and ensure proper operation of...
    09-1900027
    SKU:
    09-1900027
    Product Type:
    Seats
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $133.81
    Qty in Cart: 0
    Price:
    $133.81
    Subtotal:
  • FREE SHIPPING OVER $249
    Vendetta Cushion Pan Guide Service Kit W/ Mounting Pins & Fasteners

    Vendetta Cushion Pan Guide Service Kit W/ Mounting Pins & Fasteners

    VENDETTA

    $37.48
    Service Kit Cushion Pan Guide By VendettaThe Vendetta Cushion Pan Guide Service Kit is a premium replacement solution engineered to restore proper seat cushion pan alignment and improve overall...
    09-1900022
    SKU:
    09-1900022
    Product Type:
    Seats
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $37.48
    Qty in Cart: 0
    Price:
    $37.48
    Subtotal:
  • FREE SHIPPING OVER $249
    Vendetta Suspension Air Bladder Service Kit W/ Mounting Hardware

    Vendetta Suspension Air Bladder Service Kit W/ Mounting Hardware

    VENDETTA

    $243.65
    Service Kit For Suspension Air Bladder by VendettaThe Vendetta Suspension Air Bladder Service Kit is a premium replacement component designed to improve seat suspension function and ride comfort in...
    09-1900014
    SKU:
    09-1900014
    Product Type:
    Seats
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $243.65
    Qty in Cart: 0
    Price:
    $243.65
    Subtotal:
  • FREE SHIPPING OVER $249
    Vendetta Double Lumbar Switch Service Kit

    Vendetta Double Lumbar Switch Service Kit

    VENDETTA

    $112.46
    Service Kit For Double Lumbar Switch By VendettaThe Vendetta Double Lumbar Switch Service Kit is a premium replacement component engineered to improve driver seating comfort and restore full lumbar...
    09-1900009
    SKU:
    09-1900009
    Product Type:
    Seats
    Make:
    Universal Items
    $112.46
    Qty in Cart: 0
    Price:
    $112.46
    Subtotal:
  • FREE SHIPPING OVER $249
    Vendetta Premium Suspension Switch Assembly Service Kit W/ Linkage Rod, Mounting Hardware & Wiring Connection Leads

    Vendetta Premium Suspension Switch Assembly Service Kit W/ Linkage Rod, Mounting Hardware & Wiring Connection Leads

    VENDETTA

    $238.30
    Service Kit For Premium Suspension Switch By VendettaThe Vendetta Premium Suspension Switch Assembly Service Kit is a premium replacement solution engineered to improve driver comfort and restore...
    09-1900013
    SKU:
    09-1900013
    Product Type:
    Seats
    Position:
    Kit Full
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $238.30
    Qty in Cart: 0
    Price:
    $238.30
    Subtotal:
  • FREE SHIPPING OVER $249
    Vendetta Height Adjustment Cable Service Kit W/ Height Adjustment Cable, Retaining Clips & Mounting Hardware

    Vendetta Height Adjustment Cable Service Kit W/ Height Adjustment Cable, Retaining Clips & Mounting Hardware

    VENDETTA

    $103.08
    Service Kit For Height Adjustment CableImprove seat adjustability and driver comfort with the Vendetta Height Adjustment Cable Service Kit, engineered for durability, precision, and long-lasting...
    09-1900010
    SKU:
    09-1900010
    Product Type:
    Seats
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $103.08
    Qty in Cart: 0
    Price:
    $103.08
    Subtotal:
  • FREE SHIPPING OVER $249
    Vendetta Recline Handle Assembly Kit

    Vendetta Recline Handle Assembly Kit

    VENDETTA

    $65.60
    Assembly Kit For Recline Handle By VendettaRestore smooth seat adjustment and dependable cab comfort with the Vendetta Recline Handle Assembly Kit, designed for durability, precision fitment, and...
    09-1900005
    SKU:
    09-1900005
    Product Type:
    Seats
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $65.60
    Qty in Cart: 0
    Price:
    $65.60
    Subtotal:
  • FREE SHIPPING OVER $249
    Fleet Series 3 Inch Double Face LED Light Stop, Turn & Tail Function - Amber/Red

    Fleet Series 3 Inch Double Face LED Light Stop, Turn & Tail Function - Amber/Red

    GRAND GENERAL

    $25.05
    Amber/Red Fleet Series 3 Inch Double Face LED Light Stop, Turn & Tail FunctionEnhance your truck's exterior lighting performance with the Fleet Series Double Face LED Light, built for durability,...
    09-160116164
    SKU:
    09-160116164
    Diameter Options:
    3 Inch
    Product Type:
    Lighting
    Height Options:
    3 1/4 Inch
    Color:
    Amber/Red
    Make:
    Universal Items
    $25.05
    Qty in Cart: 0
    Price:
    $25.05
    Subtotal:
  • Teltek Pyrometer Lead Wire 10 FT - Blue

    Teltek Pyrometer Lead Wire 10 FT - Blue

    TELTEK

    $72.99
    10 Ft Blue Pyrometer Lead WireKeep your pyrometer system operating with accuracy using the Teltek Pyrometer Lead Wire 10 FT - Blue, built for dependable temperature signal transmission in demanding...
    09-1502715
    SKU:
    09-1502715
    Product Type:
    Interior
    Length Options:
    120 Inch
    Color:
    Blue
    Location:
    Made In USA
    Make:
    Universal Items
    $72.99
    Qty in Cart: 0
    Price:
    $72.99
    Subtotal:
  • Replacement Lens For the Grakon 5000 Cab Lights Amber Lens Only

    Replacement Lens For the Grakon 5000 Cab Lights Amber Lens Only

    GRAND GENERAL

    $6.16
    Amber Replacement Lens For the Grakon 5000 Cab LightsRestore the clarity and performance of your cab lighting with this high-quality Replacement Lens for Grakon 5000 Cab Lights in an amber finish...
    09-160800035
    SKU:
    09-160800035
    Material Options:
    Plastic/Poly
    Product Type:
    Lighting
    Color:
    Amber
    Make:
    Universal Items
    $6.16
    Qty in Cart: 0
    Price:
    $6.16
    Subtotal:
  • 2 Inch Round Lights Replacement Grommet, Plastic LIght Mount Bracket

    2 Inch Round Lights Replacement Grommet, Plastic LIght Mount Bracket

    GRAND GENERAL

    $2.47
    Replacement Grommet, Plastic LIght Mount Bracket 2 Inch Round LightsUpgrade your lighting installation with this high-quality Round Light Replacement Grommet, designed to provide a secure and...
    09-160200411
    SKU:
    09-160200411
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $2.47
    Qty in Cart: 0
    Price:
    $2.47
    Subtotal:
  • Axle Load Gauge Kit, 2 1/16 Inch 5-55,000 LBS

    Axle Load Gauge Kit, 2 1/16 Inch 5-55,000 LBS

    ISSPRO

    $232.99
    2 1/16 Inch 5-55,000 LBS Axle Load Gauge KitImprove load monitoring accuracy with this high-quality 2-1/16 Inch Axle Load Gauge Kit, designed to measure axle weight from 5 to 55,000 lbs with...
    09-15020209
    SKU:
    09-15020209
    Diameter Options:
    2 1/16 Inch
    Shape Options:
    Round
    Finish Options:
    Chrome-Plated
    Style Options:
    Bezel
    Color:
    White
    Location:
    Made In USA
    Product Type:
    Interior
    Make:
    Universal Items
    $232.99
    Qty in Cart: 0
    Price:
    $232.99
    Subtotal:
  • Teltek Small Pyrometer Kit 2 1/16 Inch Diameter, 40 to 1850 Degree Range W/ Blue Digital Display

    Teltek Small Pyrometer Kit 2 1/16 Inch Diameter, 40 to 1850 Degree Range W/ Blue Digital Display

    TELTEK

    $362.99
    Pyrometer Kit W/ Blue Digital Display , 2 1/16 Inch Diameter, 40 to 1850 Degree RangeImprove engine monitoring and protect your diesel performance system with the Teltek Small Pyrometer Kit, designed...
    09-1502192
    SKU:
    09-1502192
    Diameter Options:
    2 Inch
    Shape Options:
    Round
    Finish Options:
    Chrome-Plated
    Color:
    Black
    Location:
    Made In USA
    Product Type:
    Interior
    Make:
    Universal Items
    $362.99
    Qty in Cart: 0
    Price:
    $362.99
    Subtotal:
  • 1895 Miniature Replacement Light Bulbs - Amber

    1895 Miniature Replacement Light Bulbs - Amber

    GRAND GENERAL

    $1.29
    Amber 1895 Miniature Replacement Light BulbsUpgrade your vehicle's lighting with these high-quality 1895 Miniature Replacement Light Bulbs in amber, designed for reliable performance and consistent...
    09-160000117
    SKU:
    09-160000117
    Color:
    Amber
    Product Type:
    Lighting
    Style Options:
    Incandescent
    Make:
    Universal Items
    $1.29
    Qty in Cart: 0
    Price:
    $1.29
    Subtotal:
  • 1157 Miniature D.C. Index Bulb Base Replacement Light Bulbs, 12 V Green

    1157 Miniature D.C. Index Bulb Base Replacement Light Bulbs, 12 V Green

    GRAND GENERAL

    $3.01
    Green 12 V 1157 Miniature D.C. Index Bulb Base Replacement Light BulbsUpgrade your signal and indicator lighting with the Miniature Replacement Light Bulbs, built for dependable performance,...
    09-160000114
    SKU:
    09-160000114
    Color:
    Green
    Product Type:
    Lighting
    Style Options:
    Incandescent
    Make:
    Universal Items
    $3.01
    Qty in Cart: 0
    Price:
    $3.01
    Subtotal:
  • Brake Application Gauge Kit 2 1/16 Inch 0-160 PSI

    Brake Application Gauge Kit 2 1/16 Inch 0-160 PSI

    ISSPRO

    $261.99
    2 1/16 Inch 0-160 PSI Brake Application Gauge KitEnhance your braking system monitoring with this high-quality 2-1/16 Inch Brake Application Gauge Kit, designed for precise pressure readings from...
    09-15020208
    SKU:
    09-15020208
    Color:
    White
    Product Type:
    Interior
    Diameter Options:
    2 1/16 Inch
    Shape Options:
    Round
    Style Options:
    Bezel
    Finish Options:
    Chrome-Plated
    Location:
    Made In USA
    Make:
    Universal Items
    $261.99
    Qty in Cart: 0
    Price:
    $261.99
    Subtotal:
  • Rear Axle Temperature Gauge Kit, 2 1/16 Inch 100-280 Degree

    Rear Axle Temperature Gauge Kit, 2 1/16 Inch 100-280 Degree

    ISSPRO

    $196.99
    2 1/16 Inch 100-280 F Rear Axle Temperature Gauge KitMonitor differential and axle temperatures with confidence using this high-quality 2-1/16 Inch Rear Axle Temperature Gauge Kit, designed for...
    09-15020205
    SKU:
    09-15020205
    Diameter Options:
    2 1/16 Inch
    Shape Options:
    Round
    Finish Options:
    Chrome-Plated
    Style Options:
    Bezel
    Location:
    Made In USA
    Product Type:
    Interior
    Color:
    White
    Make:
    Universal Items
    $196.99
    Qty in Cart: 0
    Price:
    $196.99
    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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