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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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  • MV3 Type Dash Control Module With 1/4 Inch NPT Ports

    MV3 Type Dash Control Module With 1/4 Inch NPT Ports

    AUTOMANN USA

    $144.99
    Dash Control Module With 1/4 Inch NPT PortsDepend on the MV3 Type Dash Control Module for consistent, accurate air brake operation in your commercial truck. Featuring five 1/4-inch NPT ports, it...
    29-051700034
    SKU:
    29-051700034
    Product Type:
    Interior
    Make:
    Universal Items
    $144.99
    Qty in Cart: 0
    Price:
    $144.99
    Subtotal:
  • Dual Circuit Foot Valve Replaces 065313, 800583, 65313X 20QE3296M, R955800629N

    Dual Circuit Foot Valve Replaces 065313, 800583, 65313X 20QE3296M, R955800629N

    AUTOMANN USA

    $96.99
    E8P Type Dual Circuit Foot ValveThe Dual Circuit Foot Valve is a professional-grade air brake solution, delivering precise control for E8 dual-circuit systems. With multiple delivery and supply...
    29-051700035
    SKU:
    29-051700035
    Product Type:
    Interior
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $96.99
    Qty in Cart: 0
    Price:
    $96.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Pressure Protection Valve Replaces A6814290844, 223-365

    Pressure Protection Valve Replaces A6814290844, 223-365

    AFTERMARKET

    Now: $28.73
    Was: $41.04
    3/8 Inch NPT Pressure Protection ValveSafeguard your truck's pneumatic system with this precision-engineered Pressure Protection Valve, providing reliable pressure control at 65 PSI opening and 55...
    29-05040001
    SKU:
    29-05040001
    Rating:
    65 PSI
    Product Type:
    Exhaust
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Now: $28.73
    Was: $41.04
    Qty in Cart: 0
    Price:
    Now: $28.73
    Was: $41.04
    Subtotal:
  • Camshaft Repair Kit Replaces 78500, 127808, E5501, K499, R615015, 43-7069 For Kenworth, Peterbilt & Volvo

    Camshaft Repair Kit Replaces 78500, 127808, E5501, K499, R615015, 43-7069 For Kenworth, Peterbilt & Volvo

    AFTERMARKET

    $17.60
    Camshaft Repair KitRestore your camshaft assembly to factory precision with this reliable Camshaft Repair Kit, compatible with Kenworth, Peterbilt, and Volvo trucks. Built for Eaton 15 Inch Reduced...
    29-051700041
    SKU:
    29-051700041
    Product Type:
    Engine Parts
    Make:
    Kenworth
    Make:
    Peterbilt
    Make:
    Volvo
    $17.60
    Qty in Cart: 0
    Price:
    $17.60
    Subtotal:
  • Coalescing Dryer Cartridge Replaces TDAR950068, R950068, 85110799

    Coalescing Dryer Cartridge Replaces TDAR950068, R950068, 85110799

    AUTOMANN USA

    $48.58
    Wabco Type Coalescing Dryer CartridgeKeep your truck's air system running at peak efficiency with this durable Coalescing Dryer Cartridge. Specifically designed for Wabco SS1200, SS1200P, and SS1200...
    29-051700036
    SKU:
    29-051700036
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $48.58
    Qty in Cart: 0
    Price:
    $48.58
    Subtotal:
  • Spring Brake Valve Replaces 51301

    Spring Brake Valve Replaces 51301

    AUTOMANN USA

    $56.99
    TEV Type Spring Brake ValveRely on consistent braking power with this high-performance TEV Type Spring Brake Valve, designed for superior air system control. Featuring two 1/4-inch, one 3/4-inch, and...
    29-051700033
    SKU:
    29-051700033
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • Panel Mount Flipper Control Valve Replaces 229617, 229635, 229635N, 228729, 14651, 233699R91, 308814651, KN20001, R955229635N, 110167, 216002

    Panel Mount Flipper Control Valve Replaces 229617, 229635, 229635N, 228729, 14651, 233699R91, 308814651, KN20001, R955229635N, 110167, 216002

    AUTOMANN USA

    $9.18
    TW1 Type Control ValveAchieve dependable braking control with the Panel Mount Flipper Control Valve, a high-quality replacement for multiple OEM part numbers. With a 2.50-inch height, panel mount...
    29-051402
    SKU:
    29-051402
    Height Options:
    2 1/2 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $9.18
    Qty in Cart: 0
    Price:
    $9.18
    Subtotal:
  • 33MM Chrome Plastic Axle Cover Kit For Hub Pilot Wheels

    33MM Chrome Plastic Axle Cover Kit For Hub Pilot Wheels

    TRUX ACCESSORIES

    $295.99
    Axle Cover Kit For Hub Pilot Wheels* High Quality Complete Axle Cover Kit* Made Of Chrome-Plated Plastic* Push On Lug Nut Covers* Kit Includes Following: - (2) Front Axle Covers With Removable...
    09-2005205
    SKU:
    09-2005205
    Material Options:
    Plastic/Poly
    Finish Options:
    Chrome-Plated
    Product Type:
    Wheels
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $295.99
    Qty in Cart: 0
    Price:
    $295.99
    Subtotal:
  • 12V Purge Valve Assembly Replaces 109686, 5004341, 800405, R9555004341X, R9555005893N, 800405

    12V Purge Valve Assembly Replaces 109686, 5004341, 800405, R9555004341X, R9555005893N, 800405

    AUTOMANN USA

    $41.03
    AD9 Type Purge Valve AssemblyReplace your worn or faulty purge valve with this 12V Purge Valve Assembly, engineered for AD9 air dryers. The soft seat design provides superior sealing, while the 12V,...
    29-051700032
    SKU:
    29-051700032
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $41.03
    Qty in Cart: 0
    Price:
    $41.03
    Subtotal:
  • Spring Brake Valve With Anti- Compounding Replaces 65437, 109615, R95565437N, 034035

    Spring Brake Valve With Anti- Compounding Replaces 65437, 109615, R95565437N, 034035

    AUTOMANN USA

    $79.99
    SR5 Type Spring Brake ValveExperience superior air brake control with the Spring Brake Valve with Anti-Compounding, a high-quality SR5 type valve engineered for reliability and longevity. Its...
    29-051700029
    SKU:
    29-051700029
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $79.99
    Qty in Cart: 0
    Price:
    $79.99
    Subtotal:
  • 10 X 11.50 X 4.50 Inch Standard Sand Shoe For Landing Gear

    10 X 11.50 X 4.50 Inch Standard Sand Shoe For Landing Gear

    AUTOMANN USA

    $34.08
    Standard Sand Shoe For Landing Gear Replaces E925Improve landing gear reliability with the 10 x 11.50 x 4.50 Inch Standard Sand Shoe. Made for trucks using 8.77" length x 1.9" O.D. pins, this durable...
    19-055600087
    SKU:
    19-055600087
    Length Options:
    11 1/2 Inch
    Product Type:
    Trailer
    Width Options:
    10 Inch
    Height Options:
    4 1/2 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $34.08
    Qty in Cart: 0
    Price:
    $34.08
    Subtotal:
  • 12V Motor Reversing Solenoid Replaces CHS24450

    12V Motor Reversing Solenoid Replaces CHS24450

    AUTOMANN USA

    $64.99
    12V Motor Reversing SolenoidDelivering reliable performance and precise motor control, the 12V Motor Reversing Solenoid is engineered for tough truck applications. With a 150-amp rating, four 5/16...
    09-162000011
    SKU:
    09-162000011
    Material Options:
    Plastic/Poly
    Product Type:
    Cargo Control
    Width Options:
    4 1/8 Inch
    Make:
    Universal Items
    $64.99
    Qty in Cart: 0
    Price:
    $64.99
    Subtotal:
  • Camshaft Repair Kit Replaces E3993B, KIT8042, CQ67387, 43-7048

    Camshaft Repair Kit Replaces E3993B, KIT8042, CQ67387, 43-7048

    AUTOMANN USA

    $19.48
    Camshaft Repair Kit For Meritor 15in and 16-1/2in Q & Q-Plus Type Drive AxlesExperience reliable performance and extended service life with this Camshaft Repair Kit, crafted for Meritor 15-inch and...
    29-051700027
    SKU:
    29-051700027
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $19.48
    Qty in Cart: 0
    Price:
    $19.48
    Subtotal:
  • 8.625 Inch Diameter Stainless Steel Front Hubcap With 7/16 Inch Lip

    8.625 Inch Diameter Stainless Steel Front Hubcap With 7/16 Inch Lip

    TRUX ACCESSORIES

    $19.97
    304 Stainless Steel Front Hubcap With 7/16 Inch Lip* High Quality Hubcap* 304 Stainless Steel* 6 Uneven Notches And Clips* 8-5/8 Inch Diameter* 7/16 Inch Lip* Front Universal* Sold Individually*...
    09-200600001
    SKU:
    09-200600001
    Diameter Options:
    8 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Position:
    Front
    Product Type:
    Wheels
    Make:
    Universal Items
    $19.97
    Qty in Cart: 0
    Price:
    $19.97
    Subtotal:
  • Split Plastic Loom - 1/4In X 25Ft

    Split Plastic Loom - 1/4In X 25Ft

    TRUX ACCESSORIES

    $0.98
    1/4In X 25Ft Split Plastic Loom1/4" Split Plastic Loom. Comes in Package of 25 Feet.* High Quality Split Loom* 100 Foot Spool* Plastic* Blue* 1/4 Inch Thick* Sold Individually* Warranty On Split...
    09-16040117
    SKU:
    09-16040117
    Product Type:
    Lighting
    Diameter Options:
    1/4 Inch
    Material Options:
    Plastic/Poly
    Color:
    Blue
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $0.98
    Qty in Cart: 0
    Price:
    $0.98
    Subtotal:
  • Aluminum Oil Hub Cap- No Side Fill Plug Replaces 340-4195

    Aluminum Oil Hub Cap- No Side Fill Plug Replaces 340-4195

    AUTOMANN USA

    $31.04
    Oil Hub Cap Replaces 340-4195Keep your trailer hubs secure and leak-free with this precision-engineered aluminum oil hub cap. Constructed from rugged diecast aluminum, it withstands harsh road...
    19-20200029
    SKU:
    19-20200029
    Height Options:
    3 1/2 Inch
    Material Options:
    Aluminum
    Product Type:
    Trailer
    Diameter Options:
    6 1/2 Inch
    Make:
    Universal Items
    $31.04
    Qty in Cart: 0
    Price:
    $31.04
    Subtotal:
  • 12V Rotary Reversing Switch Replaces CHS7571204, 191079

    12V Rotary Reversing Switch Replaces CHS7571204, 191079

    AUTOMANN USA

    $30.57
    12V Rotary Reversing Switch- 3 PositionThe 12V Rotary Reversing Switch is your solution for consistent, heavy-duty motor control, offering DPDT functionality with three positions for Momentary On,...
    09-162000012
    SKU:
    09-162000012
    Length Options:
    2 1/8 Inch
    Product Type:
    Lighting
    Diameter Options:
    1 1/2 Inch
    Make:
    Universal Items
    $30.57
    Qty in Cart: 0
    Price:
    $30.57
    Subtotal:
  • Chrome Plastic Tandem Hub Cover Kit- Floating Logo

    Chrome Plastic Tandem Hub Cover Kit- Floating Logo

    REALWHEELS

    $528.99
    Floating Logo Chrome Plastic Tandem Hub Cover KitTransform your truck's wheel appearance with the Chrome Plastic Tandem Hub Cover Kit with Floating Logo, a must-have for tandem axle setups. This...
    09-200500087
    SKU:
    09-200500087
    Finish Options:
    Chrome-Plated
    Material Options:
    Plastic/Poly
    Style Options:
    Thread On
    Product Type:
    Wheels
    Make:
    Universal Items
    $528.99
    Qty in Cart: 0
    Price:
    $528.99
    Subtotal:
  • 1 Piece Stainless Steel Glo Watermelon Bunk Light Adapter Kit- Red LED/ Red Lens

    1 Piece Stainless Steel Glo Watermelon Bunk Light Adapter Kit- Red LED/ Red Lens

    SHIFT PRODUCTS

    $100.99
    Glo Watermelon Bunk Light Adapter Kit- Red LED/ Red LensLight up your bunk space with the Glo Watermelon Bunk Light Adapter Kit, built from high-quality stainless steel for unmatched durability. This...
    09-160106596
    SKU:
    09-160106596
    Product Type:
    Lighting
    Style Options:
    Watermelon
    Material Options:
    Stainless Steel
    Color:
    Red
    Make:
    Universal Items
    $100.99
    Qty in Cart: 0
    Price:
    $100.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Hellcat Rectangular Reflector Set- Red and White- For Hellcat Spring Loaded Flap Brackets

    Hellcat Rectangular Reflector Set- Red and White- For Hellcat Spring Loaded Flap Brackets

    TRAMEC SLOAN

    Now: $5.52
    Was: $21.16
    Red and White Hellcat Rectangular Reflector SetBoost safety and visibility on the road with this Hellcat Rectangular Reflector Set - Red and White, designed exclusively for Hellcat spring-loaded flap...
    09-162106010
    SKU:
    09-162106010
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Now: $5.52
    Was: $21.16
    Qty in Cart: 0
    Price:
    Now: $5.52
    Was: $21.16
    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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