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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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  • Polished Stainless Steel Replacement Grab Handle, 5/8 Inch Diameter

    Polished Stainless Steel Replacement Grab Handle, 5/8 Inch Diameter

    LUVERNE

    $9.12 - $25.49
    Grab handles offer a strong, secure grip for easier entry and exit from your truck cab. Built from polished stainless steel, these handles not only add durability but also bring a clean, finished...
    PPR_299632
    SKU:
    PPR_299632
    Length Options:
    12 Inch
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Length Options:
    27 1/2 Inch
    Length Options:
    14 Inch
    Product Type:
    Exterior
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $9.12 - $25.49
    Qty in Cart: 0
    Price:
    $9.12 - $25.49
    Subtotal:
  • Safety Mirror Mounting Assembly Stainless Steel Arm

    Safety Mirror Mounting Assembly Stainless Steel Arm

    LUVERNE

    $60.99 - $63.99
    Safety mirror mount assemblies are built specifically for hood-mounted mirrors on heavy and light duty trucks. Designed to deliver a stable, secure fit, these mounts reduce mirror vibration and help...
    PPR_299633
    SKU:
    PPR_299633
    Product Type:
    Exterior
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    $60.99 - $63.99
    Qty in Cart: 0
    Price:
    $60.99 - $63.99
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  • Heavy-Duty Truck Mirror Loop With 3/4 Inch Tube

    Heavy-Duty Truck Mirror Loop With 3/4 Inch Tube

    LUVERNE

    $28.91 - $47.77
    Mirror loops deliver strong, stable support for your west coast-style mirror setup. Built from high-quality stainless steel and carbon steel, these brackets are engineered to hold mirror arms firmly...
    PPR_299631
    SKU:
    PPR_299631
    Color:
    Silver
    Height Options:
    36 Inch
    Color:
    Gray
    Product Type:
    Exterior
    Height Options:
    29 Inch
    Height Options:
    18 Inch
    Material Options:
    Steel
    Material Options:
    Stainless Steel
    Width Options:
    15 1/2 Inch
    Finish Options:
    Polished
    Width Options:
    14 Inch
    Location:
    Made In USA
    Width Options:
    12 Inch
    Make:
    Universal Items
    $28.91 - $47.77
    Qty in Cart: 0
    Price:
    $28.91 - $47.77
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  • West Coast Anondized Aluminum Mirror Heads With Chevrons Mirror

    West Coast Anondized Aluminum Mirror Heads With Chevrons Mirror

    LUVERNE

    $52.99 - $153.99
    Built for reliability and a clear rear view, these high-quality 6 x 16 inch mirrors are engineered to offer strong, stable construction with smooth adjustability to help eliminate blind spots. Each...
    PPR_299628
    SKU:
    PPR_299628
    Material Options:
    Aluminum
    Width Options:
    6 Inch
    Location:
    Made In USA
    Style Options:
    Heated
    Height Options:
    16 Inch
    Shape Options:
    Rectangular
    Color:
    Yellow
    Product Type:
    Exterior
    Make:
    Universal Items
    $52.99 - $153.99
    Qty in Cart: 0
    Price:
    $52.99 - $153.99
    Subtotal:
  • 29-7/8 X 5.75 Inch Mirror Loop

    29-7/8 X 5.75 Inch Mirror Loop

    LUVERNE

    $24.26
    Mount your west coast-style mirrors with strength and reliability using these 29 7/8 x 5.75 inch mirror loops. Mirror loops are built from heavy-duty stainless steel and powder coated carbon steel,...
    PPR_299630
    SKU:
    PPR_299630
    Finish Options:
    Polished
    Material Options:
    Steel
    Color:
    White
    Color:
    Silver
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Width Options:
    5 3/4 Inch
    Height Options:
    30 Inch
    Product Type:
    Exterior
    Make:
    Universal Items
    Length Options:
    30 Inch
    $24.26
    Qty in Cart: 0
    Price:
    $24.26
    Subtotal:
  • 24.5 X 11.5 Inch Mirror Loop - 3/4 Inch Tube

    24.5 X 11.5 Inch Mirror Loop - 3/4 Inch Tube

    LUVERNE

    $21.32
    Built from tough, corrosion-resistant stainless steel or carbon steel, these 24.5 x 11.5 inch mirror loops with .75 inch tubing provide a sturdy, vibration-resistant frame for west coast-style mirror...
    PPR_299629
    SKU:
    PPR_299629
    Location:
    Made In USA
    Height Options:
    24 Inch
    Width Options:
    11 1/2 Inch
    Product Type:
    Exterior
    Finish Options:
    Polished
    Material Options:
    Steel
    Material Options:
    Stainless Steel
    Width Options:
    11 Inch
    Color:
    White
    Make:
    Universal Items
    Length Options:
    24 1/2 Inch
    $21.32
    Qty in Cart: 0
    Price:
    $21.32
    Subtotal:
  • West Coast Pyramid Back Mirror Heads

    West Coast Pyramid Back Mirror Heads

    LUVERNE

    $23.42 - $82.99
    This pyramid-back mirror features a 7 x 16 inch glass surface for a clear, wide view. Its universal flange mounting system lets you attach it easily to any standard loop. The first-surface...
    PPR_299627
    SKU:
    PPR_299627
    Color:
    White
    Color:
    Black
    Material Options:
    Steel
    Material Options:
    Stainless Steel
    Width Options:
    7 Inch
    Style Options:
    Heated
    Location:
    Made In USA
    Shape Options:
    Rectangular
    Height Options:
    16 Inch
    Product Type:
    Exterior
    Make:
    Universal Items
    Style Options:
    West Coast Style
    $23.42 - $82.99
    Qty in Cart: 0
    Price:
    $23.42 - $82.99
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  • 33.75 Inch Stainless Steel Rear Center Panel With 4 Double Fury LED Lights & Visors

    33.75 Inch Stainless Steel Rear Center Panel With 4 Double Fury LED Lights & Visors

    UNITED PACIFIC

    $266.99 - $317.99
    Upgrade the rear of your rig with a bold, polished look and serious lighting power using this 33.75 inch stainless steel rear center panel featuring four Double Fury LED lights with chrome visors by...
    PPR_299624
    SKU:
    PPR_299624
    Color:
    Red/White
    Color:
    Red/Purple
    Position:
    Center
    Material Options:
    Stainless Steel
    Width Options:
    33 1/2 Inch
    Style Options:
    LED
    Color:
    Red/Green
    Color:
    Amber/Red
    Location:
    Made In USA
    Light Options:
    With Lights
    Shape Options:
    Rectangular
    Product Type:
    Bumpers
    Width Options:
    33 Inch
    Make:
    Universal Items
    Position:
    Rear
    $266.99 - $317.99
    Qty in Cart: 0
    Price:
    $266.99 - $317.99
    Subtotal:
  • LED Work Lights

    LED Work Lights

    LUVERNE

    $164.99 - $301.99
    Tackle tough jobs in low-light conditions with LED work lights. Built for hardworking truckers with heavy-duty and light-duty applications, these rugged lights deliver powerful, efficient...
    PPR_299626
    SKU:
    PPR_299626
    Lumens:
    5000+ Lumens
    Location:
    Made In USA
    Width Options:
    2 Inch
    Shape Options:
    Square
    Height Options:
    2 Inch
    Color:
    Black
    Product Type:
    Lighting
    Material Options:
    Aluminum
    Width Options:
    30 Inch
    Width Options:
    20 Inch
    Make:
    Universal Items
    $164.99 - $301.99
    Qty in Cart: 0
    Price:
    $164.99 - $301.99
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  • Stainless Steel Rear Center Panel With 4- 4 Inch & 6- 2 Inch 7 LED Double Fury LED Lights & Visors

    Stainless Steel Rear Center Panel With 4- 4 Inch & 6- 2 Inch 7 LED Double Fury LED Lights & Visors

    UNITED PACIFIC

    $399.99
    Add show-stopping shine and customization to your rig with this stainless steel rear center panel loaded with (4) 4-inch and (6) 2-inch Double Fury LED lights. Choose from 4 variations of clear lens...
    PPR_299625
    SKU:
    PPR_299625
    Color:
    Red/White
    Position:
    Center
    Color:
    Red/Purple
    Width Options:
    33 Inch
    Material Options:
    Stainless Steel
    Color:
    Red/Green
    Style Options:
    LED
    Location:
    Made In USA
    Light Options:
    With Lights
    Shape Options:
    Rectangular
    Product Type:
    Bumpers
    Make:
    Universal Items
    $399.99
    Qty in Cart: 0
    Price:
    $399.99
    Subtotal:
  • Bumper Guard Light Cage Stainless Steel

    Bumper Guard Light Cage Stainless Steel

    LUVERNE

    $215.99 - $275.99
    Protect your truck's lighting with this stainless steel bumper guard light cage, built for a single-row 30-inch LED light bar. The universal design fits multiple makes and models and offers...
    PPR_299623
    SKU:
    PPR_299623
    Height Options:
    4 Inch
    Width Options:
    34 Inch
    Finish Options:
    Polished
    Product Type:
    Bumpers
    Color:
    Black
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    Width Options:
    30 Inch
    $215.99 - $275.99
    Qty in Cart: 0
    Price:
    $215.99 - $275.99
    Subtotal:
  • 16.5 X 7.00 Inch Brake Shoe Box Kit For Eaton Drive Or Trailer Axles

    16.5 X 7.00 Inch Brake Shoe Box Kit For Eaton Drive Or Trailer Axles

    AFTERMARKET

    $136.99
    Eaton Type 23K Brake Shoe Box Kit- 16.5 X 7.00 InchEnhance your trailer or drive axle braking system with this 16.5 X 7.00 Inch Brake Shoe Box Kit for Eaton axles. Includes two lined, dual-open-end...
    29-05170028
    SKU:
    29-05170028
    Position:
    Kit Full
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $136.99
    Qty in Cart: 0
    Price:
    $136.99
    Subtotal:
  • Heavy Duty Truck Built-In Fridge With Digital Control Highly Efficient 12/24 V DC Compressor W/ Capacity Options

    Heavy Duty Truck Built-In Fridge With Digital Control Highly Efficient 12/24 V DC Compressor W/ Capacity Options

    AFTERMARKET

    $540.99 - $699.99
    Choose Option(s) to see description.Fitment** Fits Multiple Models of Freightliner, International, Kenworth & Peterbilt TrucksBlack 62L Heavy Duty Built- In Refrigerator W/ Digital ControlHeavy Duty...
    PPR_299587
    SKU:
    PPR_299587
    Length Options:
    15 Inch
    Width Options:
    21 Inch
    Width Options:
    24 Inch
    Height Options:
    34 Inch
    Color:
    Black
    Height Options:
    21 Inch
    Product Type:
    Interior
    Length Options:
    17 3/4 Inch
    Length Options:
    18 Inch
    Make:
    Peterbilt
    Make:
    International
    Make:
    Freightliner
    Make:
    Kenworth
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Height Options:
    20 1/2 Inch
    Width Options:
    19 1/2 Inch
    Style Options:
    Heavy Duty
    $540.99 - $699.99
    Qty in Cart: 0
    Price:
    $540.99 - $699.99
    Subtotal:
  • FREE SHIPPING
    Load- Share Steer Air Ride Kit Fits 4.0 Inch Leaf-Spring With Square-Top U-Bolts & Standard U-Bolt Spacing

    Load- Share Steer Air Ride Kit Fits 4.0 Inch Leaf-Spring With Square-Top U-Bolts & Standard U-Bolt Spacing

    LOAD-SHARE SUSPENSIONS

    $1,010.99
    Steer Air Ride Kit Fits 4.0 Inch Leaf-Spring With Square-Top U-Bolts & Standard U-Bolt SpacingBoost your truck's steering axle performance with the Load-Share Steer Air Ride Kit, specifically...
    29-050900046
    SKU:
    29-050900046
    Position:
    Kit Full
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $1,010.99
    Qty in Cart: 0
    Price:
    $1,010.99
    Subtotal:
  • EZ Lift For Magnum Bumper

    EZ Lift For Magnum Bumper

    MAGNUM

    $341.99
    Magnum Bumper EZ LiftMake bumper installation and removal a breeze with the EZ Lift, tailored specifically for Magnum bumpers. With high-quality construction and sold individually, it delivers safe,...
    29-0108007
    SKU:
    29-0108007
    Product Type:
    Bumpers
    Make:
    Universal Items
    $341.99
    Qty in Cart: 0
    Price:
    $341.99
    Subtotal:
  • 360 Watt Solar Class 8 Kit

    360 Watt Solar Class 8 Kit

    OPP - ORIGINAL PARTS PROGRAM

    $3,917.99
    Solar Class 8 Kit- 360WDeliver consistent power and improve energy efficiency on your truck with this 360 Watt Solar Class 8 Kit. Designed to maximize battery life, reduce idling, and provide up to...
    09-16190317
    SKU:
    09-16190317
    Make:
    Universal Items
    Product Type:
    Electronics
    $3,917.99
    Qty in Cart: 0
    Price:
    $3,917.99
    Subtotal:
  • On Sale
    FREE SHIPPING
    Limited Quantity Available
    40 Watt Solar Reefer Kit

    40 Watt Solar Reefer Kit

    OPP - ORIGINAL PARTS PROGRAM

    Now: $674.09
    Was: $962.99
    Solar Reefer Kit- 40WStay powered and worry-free with this 40 Watt Solar Reefer Kit, engineered for reliable energy delivery to your 12V liftgate battery. The flexible Mono CSI panels are...
    09-16190316
    SKU:
    09-16190316
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    Make:
    Universal Items
    Now: $674.09
    Was: $962.99
    Qty in Cart: 0
    Price:
    Now: $674.09
    Was: $962.99
    Subtotal:
  • Legendary 2 Inch Glass Watermelon 4 Wire Dual Tone LED Lights W/ Color Options & No Grommet Mount

    Legendary 2 Inch Glass Watermelon 4 Wire Dual Tone LED Lights W/ Color Options & No Grommet Mount

    LEGENDARY

    $23.99
    The Legendary Extreme 2-Inch Watermelon Dual-Color LED Light combines high visibility, durability, and versatile lighting performance in a compact OEM replacement design. Featuring a clear real-glass...
    PPR_299615
    SKU:
    PPR_299615
    Color:
    Amber/Green
    Product Type:
    Lighting
    Material Options:
    Glass
    Color:
    Amber/Purple
    Color:
    Amber/Blue
    Diameter Options:
    2 Inch
    Shape Options:
    Round
    Style Options:
    Watermelon
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Color:
    Red/Green
    Color:
    Red/Blue
    Color:
    Red/Purple
    $23.99
    Qty in Cart: 0
    Price:
    $23.99
    Subtotal:
  • Bostrom HiPro-T915 Seat - Mordura Cloth - W/O Swivel, Or Suspension Cover - Includes Standard Dampers And Manual Lumbar

    Bostrom HiPro-T915 Seat - Mordura Cloth - W/O Swivel, Or Suspension Cover - Includes Standard Dampers And Manual Lumbar

    BOSTROM TRUCK SEATS

    $990.99 - $1,345.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksBostrom T915 Standard Base High Back Seat - Black Mordura ClothBlack Mordura Cloth Standard Base High...
    PPR_299990
    SKU:
    PPR_299990
    Material Options:
    Cloth
    Color:
    Red
    Color:
    Black
    Truck Class:
    Heavy Duty
    Type Options:
    Standard Base
    Style Options:
    High Back
    Make:
    Universal Items
    Product Type:
    Seats
    Style Options:
    Standard Base
    Type Options:
    High Back
    $990.99 - $1,345.99
    Qty in Cart: 0
    Price:
    $990.99 - $1,345.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Stainless Steel Frame Light Bracket W/ Watermelon Light Hole

    Stainless Steel Frame Light Bracket W/ Watermelon Light Hole

    LEGENDARY

    $38.76 - $48.45
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksLegendary Stainless Steel Straight Frame Light Bracket W/ 1 Watermelon Light HoleStraight Frame Light...
    PPR_299585
    SKU:
    PPR_299585
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $38.76 - $48.45
    Qty in Cart: 0
    Price:
    $38.76 - $48.45
    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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