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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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  • BESTfit Aluminum Upright Rectangular Hydraulic Tank 50 Gallon W/ 2 Inch In-Frame Port On Bottom

    BESTfit Aluminum Upright Rectangular Hydraulic Tank 50 Gallon W/ 2 Inch In-Frame Port On Bottom

    BESTFIT TRUCK PARTS

    $684.99
    50 Gallon Aluminum Upright Rectangular Hydraulic Tank W/ 2 Inch In-Frame Port On Bottom By BESTfitMaintain consistent hydraulic operation with the BESTfit 50-Gallon Aluminum Upright Rectangular...
    09-06007508
    SKU:
    09-06007508
    Capacity:
    50 Gallons
    Material Options:
    Aluminum
    Shape Options:
    Rectangular
    Make:
    Universal Items
    Product Type:
    Cargo Control
    $684.99
    Qty in Cart: 0
    Price:
    $684.99
    Subtotal:
  • 10 Inch Surface Prep Disc Polishing Wheel

    10 Inch Surface Prep Disc Polishing Wheel

    ZEPHYR

    $48.19
    Polishing Wheel 10 Inch Surface Buff & Blend Prep DiscBlend, buff, and prep surfaces like a professional with the 10 Inch Surface Prep Disc. Designed for heavy-duty use, this 2-ply disc works without...
    09-17000046
    SKU:
    09-17000046
    Product Type:
    Polishing
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $48.19
    Qty in Cart: 0
    Price:
    $48.19
    Subtotal:
  • On Sale
    Limited Quantity Available
    Stainless Steel Half Fender Mount Kit

    Stainless Steel Half Fender Mount Kit

    TRUX ACCESSORIES

    Now: $291.27
    Was: $330.99
    Half Fender Mount Kit W/ Smooth Post MountSecure your truck's fenders with confidence using the Stainless Steel Half Fender Mount Kit, engineered for heavy-duty performance and long-lasting...
    09-111000058
    SKU:
    09-111000058
    Product Type:
    Rear Fenders
    Size Options:
    14 Gauge
    Position:
    Kit Full
    Material Options:
    Stainless Steel
    Style Options:
    Half Fender
    Make:
    Universal Items
    Now: $291.27
    Was: $330.99
    Qty in Cart: 0
    Price:
    Now: $291.27
    Was: $330.99
    Subtotal:
  • 24 X 24 Inch Yellow Caution Wide Turns Poly Mud Flap

    24 X 24 Inch Yellow Caution Wide Turns Poly Mud Flap

    AFTERMARKET

    $17.15
    24 X 24 Inch Yellow Mud Flap W/ Caution Wide Turns PrintBoost safety and visibility on the road with this 24 x 24 Inch Yellow Caution Wide Turns Poly Mud Flap. Crafted from durable polycarbonate,...
    09-050700276
    SKU:
    09-050700276
    Material Options:
    Plastic/Poly
    Color:
    Yellow
    Product Type:
    Mud Flaps
    Length Options:
    1/8 Inch
    Height Options:
    24 Inch
    Width Options:
    24 Inch
    Make:
    Universal Items
    $17.15
    Qty in Cart: 0
    Price:
    $17.15
    Subtotal:
  • BESTfit Aluminum Hydraulic Tank 75 Gallon- 24 X 39 Inch W/ 2 Inch In-Frame Port On Bottom

    BESTfit Aluminum Hydraulic Tank 75 Gallon- 24 X 39 Inch W/ 2 Inch In-Frame Port On Bottom

    BESTFIT TRUCK PARTS

    $626.99
    75 Gallon 24 X 39 Inch Aluminum Hydraulic Tank W/ 2 Inch In-Frame Port On Bottom By BESTfitKeep your hydraulic system running efficiently with the BESTfit 75-Gallon Aluminum Hydraulic Tank,...
    09-06007507
    SKU:
    09-06007507
    Length Options:
    39 Inch
    Material Options:
    Aluminum
    Diameter Options:
    24 Inch
    Capacity:
    75 Gallons
    Shape Options:
    Round
    Make:
    Universal Items
    Product Type:
    Cargo Control
    $626.99
    Qty in Cart: 0
    Price:
    $626.99
    Subtotal:
  • WTI 105.5 Inch Gray Fiberglass Full Fender W/ Enclosed Lower Light Panel- Driver Side

    WTI 105.5 Inch Gray Fiberglass Full Fender W/ Enclosed Lower Light Panel- Driver Side

    WTI FENDERS

    $1,075.99
    Driver Side 105.5 Inch Full Fender W/ Enclosed Lower Light Panel By WTIDeliver superior protection and a polished look with the WTI 105.5 Inch Gray Fiberglass Full Fender - Driver Side. Featuring a...
    09-110408212
    SKU:
    09-110408212
    Product Type:
    Rear Fenders
    Height Options:
    30 Inch
    Length Options:
    105 Inch
    Width Options:
    26 Inch
    Finish Options:
    Paintable
    Color:
    Gray
    Position:
    Driver Side
    Material Options:
    Fiberglass
    Make:
    Universal Items
    $1,075.99
    Qty in Cart: 0
    Price:
    $1,075.99
    Subtotal:
  • FREE SHIPPING
    Rebuild Kit W/ Driver Side Release Replaces E2504, RK63501, 63501L

    Rebuild Kit W/ Driver Side Release Replaces E2504, RK63501, 63501L

    AUTOMANN USA

    $480.99
    Rebuild Kit For Holland XA-3501-A Top PlateRestore optimal performance to your top plate with this Rebuild Kit for Holland XA-3501-A, replacing OEM numbers E2504, RK63501, and 63501L. Complete with a...
    09-05110524
    SKU:
    09-05110524
    Position:
    Kit Full
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $480.99
    Qty in Cart: 0
    Price:
    $480.99
    Subtotal:
  • BESTfit Aluminum Round Hydraulic Tank 50 Gallon- 24 X 27 Inch W/ 2 Inch In-Frame Port On Bottom

    BESTfit Aluminum Round Hydraulic Tank 50 Gallon- 24 X 27 Inch W/ 2 Inch In-Frame Port On Bottom

    BESTFIT TRUCK PARTS

    $548.99
    50 Gallon 24 X 27 Inch Aluminum Round Hydraulic Tank W/ 2 Inch In-Frame Port On Bottom By BESTfitMaintain consistent hydraulic performance with the BESTfit 50-Gallon Aluminum Round Hydraulic Tank,...
    09-06007506
    SKU:
    09-06007506
    Capacity:
    50 Gallons
    Diameter Options:
    24 Inch
    Shape Options:
    Round
    Material Options:
    Aluminum
    Length Options:
    27 Inch
    Make:
    Universal Items
    Product Type:
    Cargo Control
    $548.99
    Qty in Cart: 0
    Price:
    $548.99
    Subtotal:
  • Poly Hood Guide Assembly- Driver Side Replaces D26, E-7467, E7467, R307467, A80BL2204 For Kenworth

    Poly Hood Guide Assembly- Driver Side Replaces D26, E-7467, E7467, R307467, A80BL2204 For Kenworth

    AFTERMARKET

    $67.99
    Driver Side Hood Guide AssemblyRestore accurate hood positioning on your Kenworth with this Driver Side Poly Hood Guide Assembly. Constructed for durability, the kit includes a guide plate and a hood...
    02-12400053
    SKU:
    02-12400053
    Position:
    Passenger Side
    Product Type:
    Hood Parts & Acc.
    Make:
    Kenworth
    $67.99
    Qty in Cart: 0
    Price:
    $67.99
    Subtotal:
  • King Pin Kit W/ Composite Bushings Replaces 1436980112, SRK-112 For Watson & Chalin Suspension Systems

    King Pin Kit W/ Composite Bushings Replaces 1436980112, SRK-112 For Watson & Chalin Suspension Systems

    AUTOMANN USA

    $328.99
    Watson & Chalin Suspension King Pin KitThe King Pin Kit with Composite Bushings from Watson & Chalin provides a robust solution for worn or damaged suspension components. This comprehensive kit...
    09-051100932
    SKU:
    09-051100932
    Product Type:
    Frame & Chassis
    Position:
    Kit Full
    Make:
    Universal Items
    $328.99
    Qty in Cart: 0
    Price:
    $328.99
    Subtotal:
  • 72 Inch Fiberglass Cab Conversion Top For Kenworth Flat Top

    72 Inch Fiberglass Cab Conversion Top For Kenworth Flat Top

    TALLADEGA FIBERGLASS

    $3,091.99
    72 Inch Flat Top Cab Conversion TopTransform the look of your Kenworth flat top with this 72 Inch Fiberglass Cab Conversion Top, designed for stand-up sleeper conversions. Its high-quality fiberglass...
    02-1015002
    SKU:
    02-1015002
    Length Options:
    72 Inch
    Material Options:
    Stainless Steel
    Cab Style:
    Flat Top
    Product Type:
    Exterior
    Make:
    Kenworth
    $3,091.99
    Qty in Cart: 0
    Price:
    $3,091.99
    Subtotal:
  • EZ Claw Line Saver 3/8 Inch – 1/4 Inch Hose & Cable Block

    EZ Claw Line Saver 3/8 Inch – 1/4 Inch Hose & Cable Block

    EZ CLAW

    $25.49
    Line Saver 3/8 Inch - 1/4 Inch Hose & Cable Block By EZ ClawSimplify your cab line setup with the EZ Claw Line Saver 3/8 Inch - 1/4 Inch Hose & Cable Block. Designed to hold two 3/8 inch hoses and...
    29-055000066
    SKU:
    29-055000066
    Product Type:
    Cargo Control
    Make:
    Universal Items
    $25.49
    Qty in Cart: 0
    Price:
    $25.49
    Subtotal:
  • EZ Claw Black Sling

    EZ Claw Black Sling

    EZ CLAW

    $15.29
    Black Sling By EZ ClawReliable line support for every truck is built into the EZ Claw Black Sling, designed for 3-in-1, 4-in-1, and hydraulic hoses. Equipped with a marine-grade stainless steel...
    29-055000067
    SKU:
    29-055000067
    Product Type:
    Cargo Control
    Material Options:
    Nylon
    Make:
    Universal Items
    $15.29
    Qty in Cart: 0
    Price:
    $15.29
    Subtotal:
  • EZ Claw Black Rubber Versa/Top Mount Bracket Gasket

    EZ Claw Black Rubber Versa/Top Mount Bracket Gasket

    EZ CLAW

    $15.29
    Versa/Top Mount Bracket Gasket By EZ ClawSecure your truck brackets with confidence using the EZ Claw Black Rubber Versa/Top Mount Bracket Gasket. Designed to reduce vibration and maintain bolt...
    29-055000069
    SKU:
    29-055000069
    Product Type:
    Cargo Control
    Material Options:
    Rubber
    Make:
    Universal Items
    $15.29
    Qty in Cart: 0
    Price:
    $15.29
    Subtotal:
  • EZ Claw Black Steel PACCAR Adapter Bracket

    EZ Claw Black Steel PACCAR Adapter Bracket

    EZ CLAW

    $71.99
    PACCAR Adapter Bracket By EZ ClawPrecision, strength, and reliability come together in the EZ Claw Black Steel PACCAR Adapter Bracket. Engineered for PACCAR Day Cabs with three rear windows, it...
    29-055000062
    SKU:
    29-055000062
    Product Type:
    Cargo Control
    Make:
    Universal Items
    $71.99
    Qty in Cart: 0
    Price:
    $71.99
    Subtotal:
  • EZ Claw Black Rubber Flange Mount Bracket Gasket

    EZ Claw Black Rubber Flange Mount Bracket Gasket

    EZ CLAW

    $15.29
    Flange Mount Bracket Gasket By EZ ClawReduce vibration and maintain tight mounts with the EZ Claw Black Rubber Flange Mount Bracket Gasket. Made from 1/8 inch thick EPDM rubber, it forms a secure...
    29-055000068
    SKU:
    29-055000068
    Product Type:
    Cargo Control
    Material Options:
    Rubber
    Make:
    Universal Items
    $15.29
    Qty in Cart: 0
    Price:
    $15.29
    Subtotal:
  • EZ Claw Black Steel Yard Truck Adapter Bracket

    EZ Claw Black Steel Yard Truck Adapter Bracket

    EZ CLAW

    $91.99
    Yard Truck Adapter Bracket By EZ ClawDurable and expertly engineered, the EZ Claw Black Steel Yard Truck Adapter Bracket ensures a sturdy, flat mounting surface for your Versa Mount Short Bracket...
    29-055000063
    SKU:
    29-055000063
    Product Type:
    Cargo Control
    Make:
    Universal Items
    $91.99
    Qty in Cart: 0
    Price:
    $91.99
    Subtotal:
  • EZ Claw 3 -3/8 Inch Hose & Cable Block W/ Swivel

    EZ Claw 3 -3/8 Inch Hose & Cable Block W/ Swivel

    EZ CLAW

    $35.69
    3 -3/8 Inch Hose & Cable Block W/ Swivel By EZ ClawFlexible, durable, and reliable, the EZ Claw 3 - 3/8 Inch Hose & Cable Block with Swivel organizes three standard lines while connecting to a...
    29-055000065
    SKU:
    29-055000065
    Product Type:
    Cargo Control
    Make:
    Universal Items
    $35.69
    Qty in Cart: 0
    Price:
    $35.69
    Subtotal:
  • EZ Claw 3 -3/8 Inch Hose & Cable Block

    EZ Claw 3 -3/8 Inch Hose & Cable Block

    EZ CLAW

    $25.49
    3 -3/8 Inch Hose & Cable Block By EZ ClawKeep your hoses organized and safe with the EZ Claw 3 - 3/8 Inch Hose & Cable Block. With three 3/8 inch holes and a two-piece design, it attaches to the...
    29-055000064
    SKU:
    29-055000064
    Product Type:
    Cargo Control
    Make:
    Universal Items
    $25.49
    Qty in Cart: 0
    Price:
    $25.49
    Subtotal:
  • EZ Claw Black Steel Top Mount Bracket

    EZ Claw Black Steel Top Mount Bracket

    EZ CLAW

    $96.99
    Top Mount Bracket By EZ ClawElevate your cab-mounted equipment with the EZ Claw Black Steel Top Mount Bracket. Designed for toolbox-style cab racks, it is laser-cut and robotically welded from...
    29-055000059
    SKU:
    29-055000059
    Product Type:
    Cargo Control
    Make:
    Universal Items
    $96.99
    Qty in Cart: 0
    Price:
    $96.99
    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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