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Kenworth W990 Parts

With so many options to choose from, it's no wonder the Kenworth W990 is already making a premium statement in the trucking industry. The W990 comes with uncompromising style, performance and unprecedented lifestyle amenities. Shopping for aftermarket bumpers, fenders, and other custom parts to fit your W990 is easy with 4 State Trucks, shop online or stop in the retail store in Joplin, MO.
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  • EGR Pressure Differential Sensor Replaces P4050-5207-1, P405052071, ME555560 For Mitsubishi, Detroit Diesel

    EGR Pressure Differential Sensor Replaces P4050-5207-1, P405052071, ME555560 For Mitsubishi, Detroit Diesel

    AFTERMARKET

    $91.99
    2.78 Inch EGR Pressure Differential Sensor- 3 PinReliable performance and accurate EGR readings are ensured with this high-quality EGR Pressure Differential Sensor, replacement for Mitsubishi and...
    29-07100032
    SKU:
    29-07100032
    Style Options:
    Detroit
    Product Type:
    Engine Parts
    Length Options:
    2 3/4 Inch
    Make:
    Universal Items
    $91.99
    Qty in Cart: 0
    Price:
    $91.99
    Subtotal:
  • Power Steering Reservoir Cover Clamp Replaces NMCQ186425, Q186425

    Power Steering Reservoir Cover Clamp Replaces NMCQ186425, Q186425

    AUTOMANN USA

    $15.26
    5.75 Inch To 7.0 Inch ID Power Steering Reservoir Cover ClampReplace worn or damaged clamps with this durable Power Steering Reservoir Cover Clamp. Its adjustable 5.75 to 7.0-inch inner diameter and...
    29-07120015
    SKU:
    29-07120015
    Width Options:
    1/2 Inch
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $15.26
    Qty in Cart: 0
    Price:
    $15.26
    Subtotal:
  • Belt Tensioner Assembly Replaces 1971873PE, 2143061PE, 2140648PE For PACCAR MX Engines

    Belt Tensioner Assembly Replaces 1971873PE, 2143061PE, 2140648PE For PACCAR MX Engines

    AUTOMANN USA

    $277.99
    2.952 X 1.84 Inch Belt Tensioner AssemblyOptimize your PACCAR MX engine performance with this high-quality Belt Tensioner Assembly. Featuring a pulley 1.840 inches wide and 2.952 inches in outer...
    29-07060177
    SKU:
    29-07060177
    Diameter Options:
    3 Inch
    Width Options:
    1 3/4 Inch
    Style Options:
    Paccar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $277.99
    Qty in Cart: 0
    Price:
    $277.99
    Subtotal:
  • Stainless Steel EGR Cooler Hardware Kit Replaces 20431718

    Stainless Steel EGR Cooler Hardware Kit Replaces 20431718

    AUTOMANN USA

    $688.99
    EGR Cooler Hardware KitReplace worn components with this stainless steel EGR Cooler Hardware Kit, engineered to replace 20431718. With two EGR pipes, five V-band clamps, gaskets, and full hardware,...
    29-07110008
    SKU:
    29-07110008
    Product Type:
    Engine Parts
    Material Options:
    Stainless Steel
    Style Options:
    Detroit
    Make:
    Universal Items
    $688.99
    Qty in Cart: 0
    Price:
    $688.99
    Subtotal:
  • Transmission Pressure Switch Replaces 29549658, 17KP489 For Allison Transmissions

    Transmission Pressure Switch Replaces 29549658, 17KP489 For Allison Transmissions

    AUTOMANN USA

    $33.30
    2.11 Inch Transmission Pressure Switch-2 PinAvoid costly transmission repairs with this high-performance Transmission Pressure Switch, engineered to replace 29549658 and 17KP489 for Allison...
    29-07100028
    SKU:
    29-07100028
    Style Options:
    2 Prong
    Product Type:
    Engine Parts
    Height Options:
    2 Inch
    Make:
    Universal Items
    $33.30
    Qty in Cart: 0
    Price:
    $33.30
    Subtotal:
  • 32 Inch Nylon 11 Blade Fan Blade Replaces 3809753C1, 3809753C2, 47354461001, 85138, 010023828 For Cummins ISX, Caterpillar C13 Engines

    32 Inch Nylon 11 Blade Fan Blade Replaces 3809753C1, 3809753C2, 47354461001, 85138, 010023828 For Cummins ISX, Caterpillar C13 Engines

    AUTOMANN USA

    $312.99
    32 Inch Fan Blade- 11 BladesProtect your engine from overheating with this durable 32 Inch Nylon 11 Blade Fan Blade, replacement for Cummins ISX and Caterpillar C13 trucks. Featuring 11 nylon blades,...
    29-07060178
    SKU:
    29-07060178
    Diameter Options:
    32 Inch
    Product Type:
    Engine Parts
    Material Options:
    Nylon
    Make:
    Universal Items
    $312.99
    Qty in Cart: 0
    Price:
    $312.99
    Subtotal:
  • Thermostat Replaces 2882757, 2952204, 3335550, 4318197, 4318947, 4973373, 34148 For Cummins

    Thermostat Replaces 2882757, 2952204, 3335550, 4318197, 4318947, 4973373, 34148 For Cummins

    AUTOMANN USA

    $47.09
    1.77 X 2.26 Inch ThermostatMaintain optimal engine operation with this high-performance 180 F Thermostat Cummins engines. Featuring precision coil and body dimensions, it delivers consistent cooling...
    29-071000031
    SKU:
    29-071000031
    Diameter Options:
    2 1/4 Inch
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Height Options:
    1 3/4 Inch
    Make:
    Universal Items
    $47.09
    Qty in Cart: 0
    Price:
    $47.09
    Subtotal:
  • Transmission Pressure Switch Replaces 29512944, 29542944, 29552364 For Allison Transmissions

    Transmission Pressure Switch Replaces 29512944, 29542944, 29552364 For Allison Transmissions

    AFTERMARKET

    $46.02
    2.98 X 4.70 Inch 2 Pin Transmission Pressure Switch W/ Inch CableMaximize the life of your transmission with this heavy-duty Transmission Pressure Switch, designed for Allison transmissions. With a...
    29-07100027
    SKU:
    29-07100027
    Product Type:
    Engine Parts
    Length Options:
    4 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    $46.02
    Qty in Cart: 0
    Price:
    $46.02
    Subtotal:
  • 32 Inch Nylon 9 Blade Fan Blade Replaces 981813202, 991813202

    32 Inch Nylon 9 Blade Fan Blade Replaces 981813202, 991813202

    AFTERMARKET

    $224.99
    32 Inch Fan Blade- 9 BladesMaintain peak truck engine performance with this premium 32 Inch Nylon 9 Blade Fan Blade. Its 9 nylon blades, clockwise rotation, and 12 bolt holes provide efficient...
    29-07060184
    SKU:
    29-07060184
    Material Options:
    Nylon
    Diameter Options:
    32 Inch
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $224.99
    Qty in Cart: 0
    Price:
    $224.99
    Subtotal:
  • Turbo Charger Mounting Kit For Caterpillar 3406E

    Turbo Charger Mounting Kit For Caterpillar 3406E

    POWER PLAY PRODUCTS

    $91.99
    Caterpillar 3406E Turbo Charger Mounting KitKeep your Caterpillar 3406E engine running efficiently with this high-performance Turbo Charger Mounting Kit. The kit includes all required gaskets and...
    29-070400083
    SKU:
    29-070400083
    Style Options:
    Caterpillar
    Position:
    Kit Full
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $91.99
    Qty in Cart: 0
    Price:
    $91.99
    Subtotal:
  • 32 Inch Nylon 9 Blade Fan Blade Replaces 393256-32, 3415031, 3507212C1, 3571552C1, 981813253, 991813253

    32 Inch Nylon 9 Blade Fan Blade Replaces 393256-32, 3415031, 3507212C1, 3571552C1, 981813253, 991813253

    AUTOMANN USA

    $197.99
    32 Inch Fan Blade- 9 BladesKeep your truck engine cool under the toughest conditions with this high-quality 32 Inch Nylon 9 Blade Fan Blade. Featuring 9 blades made of durable nylon, clockwise...
    29-0706015
    SKU:
    29-0706015
    Material Options:
    Nylon
    Diameter Options:
    32 Inch
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $197.99
    Qty in Cart: 0
    Price:
    $197.99
    Subtotal:
  • Thermostat Replaces 2477133, 7C3095, 34289 For Caterpillar

    Thermostat Replaces 2477133, 7C3095, 34289 For Caterpillar

    AUTOMANN USA

    $37.10
    1.811 X 2.26 Inch ThermostatPrevent engine overheating with this heavy-duty Caterpillar thermostat. Rated at 192F, it maintains proper engine temperature for maximum performance and reliability. With...
    29-07020004
    SKU:
    29-07020004
    Style Options:
    Caterpillar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $37.10
    Qty in Cart: 0
    Price:
    $37.10
    Subtotal:
  • Turbo Charger Mounting Kit For Caterpillar C15

    Turbo Charger Mounting Kit For Caterpillar C15

    POWER PLAY PRODUCTS

    $127.99
    Caterpillar C15 Turbo Charger Mounting KitEnsure secure turbo mounting and prevent leaks with this durable Turbo Charger Mounting Kit for Caterpillar C15 engines. Complete with mounting hardware and...
    29-070400084
    SKU:
    29-070400084
    Style Options:
    Caterpillar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $127.99
    Qty in Cart: 0
    Price:
    $127.99
    Subtotal:
  • 14.00 Inch X 1.5 Inch Push Type Clutch Assembly Replaces LP1047104, LP1505134

    14.00 Inch X 1.5 Inch Push Type Clutch Assembly Replaces LP1047104, LP1505134

    AFTERMARKET

    $954.99
    Single Plate Clutch Assembly- 500 Lb- Ft TorqueOptimize your truck's drivetrain efficiency with this high-performance 14.00 Inch x 1.5 Inch Push Type Clutch Assembly. Its single plate, 8-spring...
    29-07050013
    SKU:
    29-07050013
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Length Options:
    14 1/2 Inch
    Width Options:
    1 1/2 Inch
    Make:
    Universal Items
    $954.99
    Qty in Cart: 0
    Price:
    $954.99
    Subtotal:
  • 13.78 Inch x 1.5 Inch Push Type Clutch Assembly Replaces 107621-1, 1076211

    13.78 Inch x 1.5 Inch Push Type Clutch Assembly Replaces 107621-1, 1076211

    AFTERMARKET

    $747.99
    Single Plate Clutch Assembly- 2400 Lb Plate Load, 500 Lb- Ft TorqueEnsure smooth power transfer and drivetrain reliability with this premium 13.78 Inch x 1.5 Inch Push Type Clutch Assembly...
    29-07050010
    SKU:
    29-07050010
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $747.99
    Qty in Cart: 0
    Price:
    $747.99
    Subtotal:
  • Rear Motor Mount Replaces U30027, U30027-000, U30027000 For Peterbilt, Kenworth W/ Cummins Engine

    Rear Motor Mount Replaces U30027, U30027-000, U30027000 For Peterbilt, Kenworth W/ Cummins Engine

    AUTOMANN USA

    $251.99
    5.875 X 5.937 Inch Rear Motor MountMaintain proper engine alignment with this precision Rear Motor Mount, designed to replace U30027, U30027-000, and U30027000 for Peterbilt and Kenworth trucks...
    29-070400056
    SKU:
    29-070400056
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Make:
    Peterbilt
    Make:
    Kenworth
    $251.99
    Qty in Cart: 0
    Price:
    $251.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Turbocharger Exhaust Pipe Gasket For Cummins ISX 12, ISX 15, X12 & X15 Engines

    Turbocharger Exhaust Pipe Gasket For Cummins ISX 12, ISX 15, X12 & X15 Engines

    DAYTON / DORMAN

    $11.53
    3.75 Inch ID X 5.00 Inch OD Exhaust Pipe GasketPrevent exhaust leaks and maintain turbo efficiency with this high-quality Turbocharger Exhaust Pipe Gasket, compatible with Cummins ISX 12, ISX 15,...
    29-070400085
    SKU:
    29-070400085
    Product Type:
    Engine Parts
    Diameter Options:
    5 Inch
    Style Options:
    Cummins
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $11.53
    Qty in Cart: 0
    Price:
    $11.53
    Subtotal:
  • Fuel Cover Locking Collar Replaces 23514061, 1694754C1, 380042, 3948920 For Cummins & Davco Fuel Pro 382 Fuel-Water Separators

    Fuel Cover Locking Collar Replaces 23514061, 1694754C1, 380042, 3948920 For Cummins & Davco Fuel Pro 382 Fuel-Water Separators

    AUTOMANN USA

    $21.62
    5 Inch ID X 6.210 Inch OD Fuel Cover Locking CollarMaintain a secure, leak-free fuel system with this premium Fuel Cover Locking Collar. Perfect for Cummins and Davco Fuel Pro 382 Fuel-Water...
    29-0703001
    SKU:
    29-0703001
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $21.62
    Qty in Cart: 0
    Price:
    $21.62
    Subtotal:
  • AC Discharge Hose Assembly Replaces F50-6242-1275, F5062421275 For PACCAR

    AC Discharge Hose Assembly Replaces F50-6242-1275, F5062421275 For PACCAR

    AFTERMARKET

    $398.99
    2- Pin AC Discharge Hose AssemblyDependable HVAC operation begins with this precision AC discharge hose assembly. Designed to replace F50-6242-1275 and F5062421275, it connects your compressor to the...
    29-07000015
    SKU:
    29-07000015
    Style Options:
    Paccar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $398.99
    Qty in Cart: 0
    Price:
    $398.99
    Subtotal:
  • Expansion Valve Replaces 4475001482, 31-31218

    Expansion Valve Replaces 4475001482, 31-31218

    AFTERMARKET

    $60.99
    2.895 X 1.00 X 1.390 Inch Block Type Expansion ValveEnsure efficient airflow and temperature regulation with this heavy-duty expansion valve. Designed to replace 4475001482 and 31-31218, this 1 Ton...
    29-07000010
    SKU:
    29-07000010
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $60.99
    Qty in Cart: 0
    Price:
    $60.99
    Subtotal:
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Adding your products to cart

The Kenworth W990 Parts product lineup provides a comprehensive selection of high-quality replacement and aftermarket parts for the popular Kenworth W990 semi-truck model. From essential mechanical components like engine parts and drivetrain parts to exterior accessories and cab/sleeper upgrades, this product lineup offers a one-stop shop for all your Kenworth W990 repair and customization needs. Key features of the Kenworth W990 Parts product lineup include: - Wide range of engine, cooling, and drivetrain parts to keep your W990 running strong - Exterior upgrades like bumpers, grilles, lights, and aerodynamic accessories to enhance the look and performance of your truck - Cab and sleeper components including seats, trim, storage solutions, and climate control parts - Electrical and electronics items like lights, mirrors, and wiring harnesses - Suspension, brakes, and steering parts for a smooth, safe ride Whether you're performing routine maintenance, restoring a classic W990, or outfitting your truck for maximum comfort and style, this product lineup has the high-quality Kenworth W990 parts and accessories you need. With a focus on durability, quality, and functionality, these parts will help keep your W990 on the road and running at its best for miles to come.

Frequently Asked Questions About Kenworth W990 Parts

What years and models are compatible with W990 aftermarket parts?

Most aftermarket parts for the Kenworth W990 are designed to fit model years 2018 through current production. However, compatibility can vary by specific part type. Bumpers, grilles, and exterior accessories typically fit all W990 models, while interior components may have slight variations between early production (2018-2019) and newer models (2020+). Always verify the specific model year range listed for each part, and contact our team if you need confirmation for your exact truck specifications.

Are aftermarket W990 bumpers as durable as OEM parts?

Quality aftermarket bumpers for the W990 are typically made from heavy-duty 304 or 316 stainless steel, matching or exceeding OEM specifications. Look for bumpers with 16-gauge or thicker steel construction and reinforced mounting points. Many aftermarket options actually offer superior corrosion resistance compared to factory chrome-plated steel bumpers. Pay attention to warranty terms - reputable manufacturers offer at least a 1-year warranty on materials and workmanship.

What tools and expertise are needed to install W990 parts?

Installation complexity varies by part type. Exterior accessories like bug shields, visor brackets, and light bars typically require basic hand tools and can be installed in 1-2 hours. Bumper replacements need more substantial tools including impact wrenches, jack stands, and potentially a helper due to weight (bumpers can weigh 150-300 pounds). Electrical components like LED upgrades require wire strippers, crimpers, and basic electrical knowledge. Most parts come with detailed instructions, but professional installation is recommended for major components if you lack experience.

What finish options are available for W990 chrome parts?

W990 chrome parts come in several finish options to match your truck's appearance. Mirror-polished stainless steel provides the brightest, most durable finish that won't peel or flake. Standard chrome plating offers a classic look at a lower price point but may require more maintenance. Powder-coated options in black or custom colors are available for certain parts. Some manufacturers also offer brushed stainless for a more subdued, modern appearance. Consider your climate and maintenance preferences when choosing finishes.

How do I ensure proper fitment when ordering W990 parts online?

Start by having your OEM and exact model specifications ready when ordering. Check if the part listing specifically mentions W990 compatibility versus generic "fits Kenworth" claims. Look for parts with detailed measurements and mounting specifications. Read customer reviews focusing on fitment issues for your specific model year. For critical components like bumpers or fairings, confirm bolt patterns and mounting points match your truck. When in doubt, contact customer service with your truck details before ordering - providing photos of your current setup can help ensure accurate fitment.


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