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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.
  • Product
  • Qty in Cart
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  • Price
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  • Rubber Mount For Protect Grille Guards

    Rubber Mount For Protect Grille Guards

    LUVERNE

    $19.42
    Rubber Mount For Protect Grille Guards* High Quality Mount* Rubber Extrusions Are Securely Bolted To The Uprights For Extra Protection* Rubber* Sold Individually* Warranty On Mounts Against Defects...
    09-013002
    SKU:
    09-013002
    Product Type:
    Hood Parts & Acc.
    Material Options:
    Rubber
    Make:
    Universal Items
    $19.42
    Qty in Cart: 0
    Price:
    $19.42
    Subtotal:
  • Shoe Brake Hardware Kit 142.453682 For Dana/Spicer Old Style Fast rise Camshafts

    Shoe Brake Hardware Kit 142.453682 For Dana/Spicer Old Style Fast rise Camshafts

    AFTERMARKET

    $71.99
    Cast To Fabricated Brake Conversion Shoe Kit* High Quality Brake Kit* Cast To Fabricated Brake Conversion* Convert To Shoes With Open Roller End & Closed Anchor End* Kit Includes:  - 1.5 Inch...
    09-05170254
    SKU:
    09-05170254
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Position:
    Kit Full
    $71.99
    Qty in Cart: 0
    Price:
    $71.99
    Subtotal:
  • 1.5 Inch NPT Aluminum Full Round Weld-In Tank Flange - Flat

    1.5 Inch NPT Aluminum Full Round Weld-In Tank Flange - Flat

    AFTERMARKET

    $18.72
    1.5 Inch NPT Weld-In Flange Tank FittingThis aluminum weld flange features a 1.5-inch female NPT thread for secure tank connections. Designed for easy welding into fuel tanks, hydraulic systems, and...
    09-060100007
    SKU:
    09-060100007
    Material Options:
    Aluminum
    Product Type:
    Fuel Tanks
    Make:
    Universal Items
    Shape Options:
    Round
    Diameter Options:
    1 1/2 Inch
    $18.72
    Qty in Cart: 0
    Price:
    $18.72
    Subtotal:
  • 0.625 X .875 Inch Shoulder Bolt For Luverne And Protech Grille Guards

    0.625 X .875 Inch Shoulder Bolt For Luverne And Protech Grille Guards

    LUVERNE

    $23.92
    .625 X .875 Inch Shoulder Bolt For Luverne And Protech Grille Guards* High Quality Shoulder Bolt* Used For Grille Guards* .625 Inch X .875 Inch* Sold Individually* Warranty On Shoulder Bolts Against...
    09-0109015
    SKU:
    09-0109015
    Product Type:
    Hood Parts & Acc.
    Make:
    Universal Items
    $23.92
    Qty in Cart: 0
    Price:
    $23.92
    Subtotal:
  • One Piece Rear Light Bar With 8 Rectangular Holes,5 Rnd 2 Inch & S21 End Holes W/ Removable Back

    One Piece Rear Light Bar With 8 Rectangular Holes,5 Rnd 2 Inch & S21 End Holes W/ Removable Back

    ROADWORKS

    $740.99
    One Piece Rear Light Bar With 8 Rectangular Holes,5 Rnd 2 Inch & S21 End Holes W/ Removable Back* High Quality Light Bar* One Piece Rear Light Bar* Includes:  - (8) Rectangular Light Holes  - (5)...
    09-011100147
    SKU:
    09-011100147
    Length Options:
    3 Inch
    Height Options:
    6 Inch
    Product Type:
    Bumpers
    Position:
    Center
    Width Options:
    96 Inch
    Material Options:
    Stainless Steel
    Light Options:
    Without Lights
    Make:
    Universal Items
    Location:
    Made In USA
    $740.99
    Qty in Cart: 0
    Price:
    $740.99
    Subtotal:
  • 12 Inch Stainless Rear Panel With LED Lights And License Plate Mount

    12 Inch Stainless Rear Panel With LED Lights And License Plate Mount

    ROADWORKS

    $366.99
    12 Inch Stainless Rear Panel With Backup & Round Light KitThis 304 stainless steel rear panel features LED lighting with two 4-inch backup lights, seven 2-inch round lights with bezels, and a license...
    09-0111164
    SKU:
    09-0111164
    Material Options:
    Stainless Steel
    Light Options:
    Without Lights
    Width Options:
    40 Inch
    Style Options:
    Angled
    Position:
    Center
    Height Options:
    18 Inch
    Product Type:
    Bumpers
    Make:
    Universal Items
    Location:
    Made In USA
    $366.99
    Qty in Cart: 0
    Price:
    $366.99
    Subtotal:
  • Gold Color License Frame Fastener

    Gold Color License Frame Fastener

    GRAND GENERAL

    $3.85
    Gold Color License Frame Fastener* High Quality License Frame Fastener* (4) Acorn Fasteners* (4) Washers* (4) Nuts* Brass Plated Steel* Gold* 0.441 Inch Hex* 0.645 Inch Length* Sold As Set* Warranty...
    09-01070059
    SKU:
    09-01070059
    Product Type:
    Bumpers
    Material Options:
    Steel
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $3.85
    Qty in Cart: 0
    Price:
    $3.85
    Subtotal:
  • On Sale
    Limited Quantity Available
    Black Recessed License Plate Holder Adapter

    Black Recessed License Plate Holder Adapter

    ROADWORKS

    Now: $57.59
    Was: $95.99
    Recessed License Plate Mount With Black Powder Coat FinishThis license plate mount features a recessed design and durable black powder coating. It's made from a single solid piece with a removable...
    09-01070060
    SKU:
    09-01070060
    Material Options:
    Stainless Steel
    Product Type:
    Bumpers
    Finish Options:
    Black Powder Coat
    Make:
    Universal Items
    Location:
    Made In USA
    Ready To Ship:
    Yes
    Now: $57.59
    Was: $95.99
    Qty in Cart: 0
    Price:
    Now: $57.59
    Was: $95.99
    Subtotal:
  • Under Dash Light Lens - Red For Kenworth

    Under Dash Light Lens - Red For Kenworth

    GRAND GENERAL

    $1.98
    Kenworth Under Dash Light Lens - Red* High Quality Light Lens* Under Dash Light Lens Only* Fits Kenworth W900 (2002 - 2005)* Polycarbonate* Red* Sold Individually* Warranty On Light Lenss Against...
    02-15500010
    SKU:
    02-15500010
    Product Type:
    Interior
    Material Options:
    Plastic/Poly
    Color:
    Red
    Make:
    Kenworth
    $1.98
    Qty in Cart: 0
    Price:
    $1.98
    Subtotal:
  • Fuel System Gauge Emblem Plate For Kenworth

    Fuel System Gauge Emblem Plate For Kenworth

    GRAND GENERAL

    $2.45
    Kenworth Fuel System Gauge Emblem Plate* High Quality Gauge Emblem* Fuel System Engraving* Stainless Steel* Sold Individually* Warranty On Gauge Emblems Against Defects In Workmanship & Material From...
    02-150200431
    SKU:
    02-150200431
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Kenworth
    $2.45
    Qty in Cart: 0
    Price:
    $2.45
    Subtotal:
  • BESTfit Aluminum Split Tank- 40 GAL Fuel- Front Fill/ 53 GAL Hydraulic- Rear Fill- 24.5 X 60 Inch- Driver Side For Kenworth

    BESTfit Aluminum Split Tank- 40 GAL Fuel- Front Fill/ 53 GAL Hydraulic- Rear Fill- 24.5 X 60 Inch- Driver Side For Kenworth

    BESTFIT TRUCK PARTS

    $1,091.99
    Driver Side 40 GAL Fuel- Front Fill/ 53 GAL Hydraulic- Rear Fill- 24.5 X 60 Inch Aluminum Split Tank By BESTfit* High Quality Fuel Tank* Split Tank* Front Fill* 40 Gallon Fuel* 53 Gallon Hydraulic...
    02-06009003
    SKU:
    02-06009003
    Diameter Options:
    24 1/2 Inch
    Position:
    Driver Side
    Length Options:
    60 Inch
    Product Type:
    Fuel Tanks
    Material Options:
    Aluminum
    Shape Options:
    Cylindrical
    Make:
    Kenworth
    Capacity:
    93 Gallons
    Style Options:
    Split Function
    $1,091.99
    Qty in Cart: 0
    Price:
    $1,091.99
    Subtotal:
  • Pig Mud Flap Cut Out -Large W/ Studs

    Pig Mud Flap Cut Out -Large W/ Studs

    GRAND GENERAL

    $10.99
    Accent your mud flaps with chrome pig cutouts. Durable 12" x 6.5" chrome-plated steel construction with secure stud mounts, available facing left or right. Fits standard mud flaps with simple...
    ppr_299279
    SKU:
    ppr_299279
    Product Type:
    Mud Flaps
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $10.99
    Qty in Cart: 0
    Price:
    $10.99
    Subtotal:
  • FREE SHIPPING
    Chrome Shop Mafia Navy Jacket With Tommy Gun Logo

    Chrome Shop Mafia Navy Jacket With Tommy Gun Logo

    CHROME SHOP MAFIA

    $36.29 - $41.79
    The Chrome Shop Mafia Navy Jacket features the Tommy Gun CSM logo on the left chest. Made from standard navy material, this official merchandise fits comfortably for daily wear. Available in sizes...
    ppr_299274
    SKU:
    ppr_299274
    Product Type:
    Apparel
    Size Options:
    2 XL
    Size Options:
    Med
    Size Options:
    Small
    Size Options:
    3 XL
    Size Options:
    XLarge
    Color:
    Blue
    Size Options:
    Large
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $36.29 - $41.79
    Qty in Cart: 0
    Price:
    $36.29 - $41.79
    Subtotal:
  • FREE SHIPPING
    Chrome Shop Mafia Gray Jacket With Tommy Gun Logo

    Chrome Shop Mafia Gray Jacket With Tommy Gun Logo

    CHROME SHOP MAFIA

    $36.29 - $41.79
    The Chrome Shop Mafia Gray Jacket features the Tommy Gun CSM logo on the left chest. Made from standard navy material, this official merchandise fits comfortably for daily wear. Available in sizes...
    ppr_299273
    SKU:
    ppr_299273
    Product Type:
    Apparel
    Size Options:
    2 XL
    Size Options:
    Med
    Size Options:
    Small
    Size Options:
    3 XL
    Size Options:
    XLarge
    Color:
    Gray
    Size Options:
    Large
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $36.29 - $41.79
    Qty in Cart: 0
    Price:
    $36.29 - $41.79
    Subtotal:
  • FREE SHIPPING
    Chrome Shop Mafia Black Jacket With Tommy Gun Logo

    Chrome Shop Mafia Black Jacket With Tommy Gun Logo

    CHROME SHOP MAFIA

    $36.29 - $41.79
    The Chrome Shop Mafia Black Jacket features the Tommy Gun CSM logo on the left chest. Made from standard navy material, this official merchandise fits comfortably for daily wear. Available in sizes...
    ppr_299272
    SKU:
    ppr_299272
    Product Type:
    Apparel
    Size Options:
    2 XL
    Size Options:
    Med
    Size Options:
    Small
    Size Options:
    3 XL
    Size Options:
    XLarge
    Color:
    Black
    Size Options:
    Large
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $36.29 - $41.79
    Qty in Cart: 0
    Price:
    $36.29 - $41.79
    Subtotal:
  • FREE SHIPPING
    Chrome Shop Mafia Dark Heather Short Sleeve T-Shirt With Tommy Gun Logo And Red & Silver 379 Peterbilt Graphic

    Chrome Shop Mafia Dark Heather Short Sleeve T-Shirt With Tommy Gun Logo And Red & Silver 379 Peterbilt Graphic

    CHROME SHOP MAFIA

    $28.99 - $29.99
    Show your Chrome Shop Mafia pride with the CSM Tommy Gun Logo Dark Heather Short Sleeve T-Shirt. This comfortable crew neck tee features the iconic Tommy Gun logo on the left chest and a bold...
    ppr_299275
    SKU:
    ppr_299275
    Material Options:
    Cotton
    Product Type:
    Apparel
    Size Options:
    Large
    Size Options:
    Med
    Size Options:
    2 XL
    Color:
    Gray
    Size Options:
    Small
    Size Options:
    3 XL
    Size Options:
    XLarge
    Make:
    Universal Items
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    $28.99 - $29.99
    Qty in Cart: 0
    Price:
    $28.99 - $29.99
    Subtotal:
  • Serpentine Belt Tensioner Pulley Assembly- Replaces 49561, 9062002470

    Serpentine Belt Tensioner Pulley Assembly- Replaces 49561, 9062002470

    AFTERMARKET

    $142.99
    Drive Belt Tensioner & Pulley Assembly* High Quality Tensioner Assembly* Dimensions:  - 1.279 Inch Pulley Width   - 2.952 Inch Pulley O.D.* Made In USA* Sold Individually* Warranty On Tensioner...
    29-07060159
    SKU:
    29-07060159
    Truck Class:
    Heavy Duty
    Width Options:
    1 1/4 Inch
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $142.99
    Qty in Cart: 0
    Price:
    $142.99
    Subtotal:
  • Herd Satin Finish SG-300 Series Grille Guard For Kenworth & Peterbilt

    Herd Satin Finish SG-300 Series Grille Guard For Kenworth & Peterbilt

    HERD BUMPERS

    $1,907.99
    SG-300 Series Satin Finish Grille GuardDrive with confidence knowing your Kenworth or Peterbilt is protected by the Herd SG-300 Series Satin Finish Grille Guard. Engineered with 3 1/2-inch lower...
    29-01300037
    SKU:
    29-01300037
    Product Type:
    Bumpers
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $1,907.99
    Qty in Cart: 0
    Price:
    $1,907.99
    Subtotal:
  • Herd Aluminum SG-200 Series Grille Guard For Kenworth & Peterbilt

    Herd Aluminum SG-200 Series Grille Guard For Kenworth & Peterbilt

    HERD BUMPERS

    $1,637.99
    SG-200 Series Aluminum Grille GuardStep up your truck's front-end protection with the Herd SG-200 Series Satin Finish Grille Guard for Kenworth and Peterbilt. Its 3 1/2-inch lower tubes and 2...
    29-01300036
    SKU:
    29-01300036
    Truck Class:
    Heavy Duty
    Product Type:
    Bumpers
    Make:
    Universal Items
    $1,637.99
    Qty in Cart: 0
    Price:
    $1,637.99
    Subtotal:
  • 4 Inch Stainless Steel Flat Band Clamp - Easy Seal

    4 Inch Stainless Steel Flat Band Clamp - Easy Seal

    AUTOMANN USA

    $11.31
    4 Inch Easy Seal Flat Band ClampSecure your truck's hoses and connections with this high-quality 4 Inch Stainless Steel Flat Band Clamp - Easy Seal. Made from durable stainless steel, this 4-inch...
    09-0800123
    SKU:
    09-0800123
    Truck Class:
    Heavy Duty
    Product Type:
    Exhaust
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $11.31
    Qty in Cart: 0
    Price:
    $11.31
    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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