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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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  • Price
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  • FASS Drop- In Series Fuel System Filter Pack W/ 2 Coalescing Water Separator Filters & 2 Extended Length Particulate Filters

    FASS Drop- In Series Fuel System Filter Pack W/ 2 Coalescing Water Separator Filters & 2 Extended Length Particulate Filters

    FASS

    $120.99
    Drop- In Series Fuel System Filter Pack W/ 2 Coalescing Water Separator Filters & 2 Extended Length Particulate FiltersEnhance fuel system reliability with this FASS Drop-In Series Filter Pack for...
    09-07030014
    SKU:
    09-07030014
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $120.99
    Qty in Cart: 0
    Price:
    $120.99
    Subtotal:
  • 16.5 X 7 Inch Brake Drum W/ 10 Holes & 9 Inch Hub

    16.5 X 7 Inch Brake Drum W/ 10 Holes & 9 Inch Hub

    DAYTON / DORMAN

    $257.99
    16.5 X 7 Inch 10 Hole Brake Drum Replaces 0302944, 3219V3714, 3946061Improve stopping power and reliability with this high-quality iron brake drum designed for air brake systems in heavy-duty...
    09-051700050
    SKU:
    09-051700050
    Material Options:
    Steel
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $257.99
    Qty in Cart: 0
    Price:
    $257.99
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  • Disc Brake Rotor Replaces 6402229292, 76901, AMR2242N For Hendrickson MAXX22T

    Disc Brake Rotor Replaces 6402229292, 76901, AMR2242N For Hendrickson MAXX22T

    DAYTON / DORMAN

    $383.99
    415MM Disc Brake Rotor Fits Hendrickson MAXX22TEnhance air disc brake performance with this premium disc brake rotor, engineered as a replacement for part numbers 6402229292, 76901, and AMR2242N on...
    09-051700047
    SKU:
    09-051700047
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $383.99
    Qty in Cart: 0
    Price:
    $383.99
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  • 5.5 Inch Automatic Slack Adjuster W/ 1.5 Inch-28 Spline

    5.5 Inch Automatic Slack Adjuster W/ 1.5 Inch-28 Spline

    DAYTON / DORMAN

    $84.99
    Automatic Slack Adjuster Replaces R803108, R802447, R802446Maintain optimal braking efficiency with this durable 5.5-inch automatic slack adjuster designed for air brake systems requiring a 1...
    09-051700048
    SKU:
    09-051700048
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $84.99
    Qty in Cart: 0
    Price:
    $84.99
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  • Air Brake Caliper- Passenger Side Replaces 802984, K113887X, K149714

    Air Brake Caliper- Passenger Side Replaces 802984, K113887X, K149714

    DAYTON / DORMAN

    $1,096.99
    Passenger Side Air Brake Caliper Replaces 802984, K113887X, K149714Ensure dependable stopping power with this high-quality air brake caliper designed for passenger-side applications and built as a...
    09-051700049
    SKU:
    09-051700049
    Product Type:
    Frame & Chassis
    Position:
    Passenger Side
    Make:
    Universal Items
    $1,096.99
    Qty in Cart: 0
    Price:
    $1,096.99
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  • 15 X 4 Inch Brake Drum W/ 10 Holes & 8.78 Inch Hub

    15 X 4 Inch Brake Drum W/ 10 Holes & 8.78 Inch Hub

    DAYTON / DORMAN

    $228.99
    15 X 4 Inch 10 Hole Brake Drum Replaces 65548B, 3800XImprove stopping power and reliability with this high-quality iron brake drum designed for air brake systems in heavy-duty applications. Built for...
    09-051700046
    SKU:
    09-051700046
    Product Type:
    Trailer
    Material Options:
    Steel
    Make:
    Universal Items
    $228.99
    Qty in Cart: 0
    Price:
    $228.99
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  • 16.5 X 8.62 Inch Brake Drum W/ 10 Holes & 8.78 Inch Hub

    16.5 X 8.62 Inch Brake Drum W/ 10 Holes & 8.78 Inch Hub

    DAYTON / DORMAN

    $270.99
    16.5 X 8.62 Inch 10 Hole Brake Drum Replaces 972312, WWD66854B, 10012097Improve stopping power and reliability with this high-quality iron brake drum designed for air brake systems in heavy-duty...
    09-051700043
    SKU:
    09-051700043
    Material Options:
    Steel
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $270.99
    Qty in Cart: 0
    Price:
    $270.99
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  • 16.5 X 7 Inch Brake Drum W/ 10 Holes & 8.78 Inch Hub

    16.5 X 7 Inch Brake Drum W/ 10 Holes & 8.78 Inch Hub

    DAYTON / DORMAN

    $269.99
    16.5 X 7 Inch 10 Hole Brake Drum Replaces 1670176C1, 66800B, APL-102317Improve stopping power and reliability with this high-quality iron brake drum designed for air brake systems in heavy-duty...
    09-051700044
    SKU:
    09-051700044
    Product Type:
    Frame & Chassis
    Material Options:
    Steel
    Make:
    Universal Items
    $269.99
    Qty in Cart: 0
    Price:
    $269.99
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  • 16.5 X 7 Inch Brake Drum W/ 10 Holes & 8.53 Inch Hub

    16.5 X 7 Inch Brake Drum W/ 10 Holes & 8.53 Inch Hub

    DAYTON / DORMAN

    $253.99
    16.5 X 7 Inch 10 Hole Brake Drum Replaces 3946075Improve stopping power and reliability with this high-quality iron brake drum designed for air brake systems in heavy-duty applications. Built for...
    09-051700045
    SKU:
    09-051700045
    Material Options:
    Steel
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $253.99
    Qty in Cart: 0
    Price:
    $253.99
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  • 1.75 X 3.98 Inch Multi- Purpose Leaf Spring Bushings Replaces 052700000, 52700, B131000

    1.75 X 3.98 Inch Multi- Purpose Leaf Spring Bushings Replaces 052700000, 52700, B131000

    DAYTON / DORMAN

    $28.05
    Multi- Purpose Leaf Spring Bushings- 1.75 X 3.98 InchImprove suspension performance with these heavy-duty multi-purpose leaf spring bushings, engineered to replace part numbers 052700000, 52700, and...
    09-051000014
    SKU:
    09-051000014
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $28.05
    Qty in Cart: 0
    Price:
    $28.05
    Subtotal:
  • Suspension Height Control Valve Replaces 060826000, 60826, 60826000

    Suspension Height Control Valve Replaces 060826000, 60826, 60826000

    DAYTON / DORMAN

    $84.99
    Suspension Height Control Valve W/ 1/4 Inch NPT Inlet/ OutletOptimize your air suspension system with this high-quality ride height control valve, a direct replacement for part numbers 060826000,...
    09-051000015
    SKU:
    09-051000015
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $84.99
    Qty in Cart: 0
    Price:
    $84.99
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  • Steel Round Leaf Spring U- Bolt Kit

    Steel Round Leaf Spring U- Bolt Kit

    DAYTON / DORMAN

    $25.49
    3-1/16 X 14-1/2 Inch Round Leaf Spring U- Bolt KitSecure your suspension system with this high-quality steel round leaf spring U-bolt kit, designed for strength, durability, and reliable performance...
    09-051000017
    SKU:
    09-051000017
    Material Options:
    Steel
    Product Type:
    Frame & Chassis
    Shape Options:
    Round
    Make:
    Universal Items
    $25.49
    Qty in Cart: 0
    Price:
    $25.49
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  • Stainless Steel Mud Flap Top Trims W/ Mounting Hardware 2 X 24 Inch

    Stainless Steel Mud Flap Top Trims W/ Mounting Hardware 2 X 24 Inch

    TURNPIKE TRUCK TRIM

    $61.99
    2 X 24 Inch Stainless Steel Universal Top Mud Flap Accent TrimThese stainless steel universal top Mud Flap accent trims securely mount the mud flap to the hangers with include hardware for easy...
    09-0507055
    SKU:
    09-0507055
    Height Options:
    2 Inch
    Material Options:
    Stainless Steel
    Width Options:
    24 Inch
    Product Type:
    Mud Flaps
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $61.99
    Qty in Cart: 0
    Price:
    $61.99
    Subtotal:
  • Self Adjusting 82 dB to 102 dB Back Up Alarm

    Self Adjusting 82 dB to 102 dB Back Up Alarm

    MAXXIMA

    $34.75
    Back Up Alarm- Self Adjusting 82 dB to 102 dBEnhance safety and compliance with this Self Adjusting 82 dB to 102 dB Back Up Alarm. This high-quality backup alarm automatically adjusts its sound...
    09-0205005
    SKU:
    09-0205005
    Length Options:
    1 5/8 Inch
    Height Options:
    2 3/4 Inch
    Width Options:
    4 Inch
    Product Type:
    Air, Electrical, & Safety
    Type Options:
    Surface Mount
    Make:
    Universal Items
    $34.75
    Qty in Cart: 0
    Price:
    $34.75
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  • 3/4 Inch X 1 3/8 Inch Chrome Bullet Nut Cover

    3/4 Inch X 1 3/8 Inch Chrome Bullet Nut Cover

    UNITED PACIFIC

    $0.91
    Bullet Nut Cover- 3/4 Inch X 1 3/8 InchUpgrade your wheel appearance with this Chrome Bullet Nut Cover measuring 3/4 Inch x 1-3/8 Inch, built for a sleek and customized finish. Made from high-quality...
    09-0506055
    SKU:
    09-0506055
    Finish Options:
    Chrome-Plated
    Style Options:
    Push On
    Diameter Options:
    3/4 Inch
    Product Type:
    Wheels
    Height Options:
    1 1/4 Inch
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    $0.91
    Qty in Cart: 0
    Price:
    $0.91
    Subtotal:
  • Coolant Temperature Sensor Replaces Q211002 For Kenworth T600, T660 & T800

    Coolant Temperature Sensor Replaces Q211002 For Kenworth T600, T660 & T800

    DAYTON / DORMAN

    $50.99
    Kenworth Coolant Temperature SensorEnsure accurate engine temperature readings with this Coolant Temperature Sensor, designed to replace Q211002 on Kenworth T600, T660, and T800 models. Designed to...
    02-07100004
    SKU:
    02-07100004
    Material Options:
    Brass
    Product Type:
    Engine Parts
    Make:
    Kenworth
    Make:
    Peterbilt
    $50.99
    Qty in Cart: 0
    Price:
    $50.99
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  • FREE SHIPPING OVER $249
    BESTfit Chrome Stainless Steel Upper Exhaust Clamp Bracket W/ 4 Holes For Kenworth Non AeroCab

    BESTfit Chrome Stainless Steel Upper Exhaust Clamp Bracket W/ 4 Holes For Kenworth Non AeroCab

    BESTFIT TRUCK PARTS

    $133.99 - $162.99
    Choose Option(s) to see description.Fitment* Fits Kenworth Cabover 1961 thru 2002* Fits Kenworth K100 Cabover 1961 thru 1967* Fits Kenworth T2000 1996 thru 2010* Fits Kenworth T300 1995 thru 2007*...
    PPR_300762
    SKU:
    PPR_300762
    Finish Options:
    Chrome-Plated
    Diameter Options:
    8 Inch
    Diameter Options:
    6 Inch
    Diameter Options:
    7 Inch
    Material Options:
    Stainless Steel
    Product Type:
    Exhaust
    Make:
    Kenworth
    Ready To Ship:
    Yes
    $133.99 - $162.99
    Qty in Cart: 0
    Price:
    $133.99 - $162.99
    Subtotal:
  • FREE SHIPPING OVER $249
    2 Inch 7 Diode Round Marker Light W/ Clear Lens- Color Options

    2 Inch 7 Diode Round Marker Light W/ Clear Lens- Color Options

    TRUX ACCESSORIES

    $8.89
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks2 Inch 7 Diode Round Marker Light Amber LED / Clear LensLED Clear/Amber Marker Light 2 Inch Round W/ 7...
    PPR_300741
    SKU:
    PPR_300741
    Product Type:
    Lighting
    Color:
    Amber
    Color:
    Red/Clear
    Material Options:
    Plastic/Poly
    Height Options:
    1 Inch
    Width Options:
    1 Inch
    Truck Class:
    Universal
    Diameter Options:
    2 Inch
    Shape Options:
    Round
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $8.89
    Qty in Cart: 0
    Price:
    $8.89
    Subtotal:
  • Pearl Blue Engraved Flat Top Brake Knob For Threaded Dash Air Brake Valve

    Pearl Blue Engraved Flat Top Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $85.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksPearl Blue Engraved Tractor Flat Top Brake Knob For Threaded Dash Air Brake ValvePearl Blue Flat Top...
    PPR_300699
    SKU:
    PPR_300699
    Product Type:
    Interior
    Material Options:
    Aluminum
    Location:
    Made In USA
    Color:
    Blue
    Style Options:
    Thread On
    Make:
    Universal Items
    $85.99
    Qty in Cart: 0
    Price:
    $85.99
    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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