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Kenworth T300-T450 Parts

Shop heavy-duty mechanical replacement parts designed to fit the Kenworth T300 (1995 - 2007) and Kenworth T450 (1989 - 1997). Order precision-fit, quick-to-ship aftermarket truck parts to minimize downtime. Customize the look of your medium-duty vocational truck with our selection of exterior and interior chrome accessories, or outfit the frame rail with toolboxes, fuel tanks, and more.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Bumper Guard Light Cage Stainless Steel

    Bumper Guard Light Cage Stainless Steel

    LUVERNE

    $215.99 - $275.99
    Protect your truck's lighting with this stainless steel bumper guard light cage, built for a single-row 30-inch LED light bar. The universal design fits multiple makes and models and offers...
    PPR_299623
    SKU:
    PPR_299623
    Height Options:
    4 Inch
    Width Options:
    34 Inch
    Finish Options:
    Polished
    Product Type:
    Bumpers
    Color:
    Black
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    Width Options:
    30 Inch
    $215.99 - $275.99
    Qty in Cart: 0
    Price:
    $215.99 - $275.99
    Subtotal:
  • 16.5 X 7.00 Inch Brake Shoe Box Kit For Eaton Drive Or Trailer Axles

    16.5 X 7.00 Inch Brake Shoe Box Kit For Eaton Drive Or Trailer Axles

    AFTERMARKET

    $136.99
    Eaton Type 23K Brake Shoe Box Kit- 16.5 X 7.00 InchEnhance your trailer or drive axle braking system with this 16.5 X 7.00 Inch Brake Shoe Box Kit for Eaton axles. Includes two lined, dual-open-end...
    29-05170028
    SKU:
    29-05170028
    Position:
    Kit Full
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $136.99
    Qty in Cart: 0
    Price:
    $136.99
    Subtotal:
  • Heavy Duty Truck Built-In Fridge With Digital Control Highly Efficient 12/24 V DC Compressor W/ Capacity Options

    Heavy Duty Truck Built-In Fridge With Digital Control Highly Efficient 12/24 V DC Compressor W/ Capacity Options

    AFTERMARKET

    $540.99 - $699.99
    Choose Option(s) to see description.Fitment** Fits Multiple Models of Freightliner, International, Kenworth & Peterbilt TrucksBlack 62L Heavy Duty Built- In Refrigerator W/ Digital ControlHeavy Duty...
    PPR_299587
    SKU:
    PPR_299587
    Length Options:
    15 Inch
    Width Options:
    21 Inch
    Width Options:
    24 Inch
    Height Options:
    34 Inch
    Color:
    Black
    Height Options:
    21 Inch
    Product Type:
    Interior
    Length Options:
    17 3/4 Inch
    Length Options:
    18 Inch
    Make:
    Peterbilt
    Make:
    International
    Make:
    Freightliner
    Make:
    Kenworth
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Height Options:
    20 1/2 Inch
    Width Options:
    19 1/2 Inch
    Style Options:
    Heavy Duty
    $540.99 - $699.99
    Qty in Cart: 0
    Price:
    $540.99 - $699.99
    Subtotal:
  • FREE SHIPPING
    Load- Share Steer Air Ride Kit Fits 4.0 Inch Leaf-Spring With Square-Top U-Bolts & Standard U-Bolt Spacing

    Load- Share Steer Air Ride Kit Fits 4.0 Inch Leaf-Spring With Square-Top U-Bolts & Standard U-Bolt Spacing

    LOAD-SHARE SUSPENSIONS

    $1,010.99
    Steer Air Ride Kit Fits 4.0 Inch Leaf-Spring With Square-Top U-Bolts & Standard U-Bolt SpacingBoost your truck's steering axle performance with the Load-Share Steer Air Ride Kit, specifically...
    29-050900046
    SKU:
    29-050900046
    Position:
    Kit Full
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $1,010.99
    Qty in Cart: 0
    Price:
    $1,010.99
    Subtotal:
  • EZ Lift For Magnum Bumper

    EZ Lift For Magnum Bumper

    MAGNUM

    $341.99
    Magnum Bumper EZ LiftMake bumper installation and removal a breeze with the EZ Lift, tailored specifically for Magnum bumpers. With high-quality construction and sold individually, it delivers safe,...
    29-0108007
    SKU:
    29-0108007
    Product Type:
    Bumpers
    Make:
    Universal Items
    $341.99
    Qty in Cart: 0
    Price:
    $341.99
    Subtotal:
  • 360 Watt Solar Class 8 Kit

    360 Watt Solar Class 8 Kit

    OPP - ORIGINAL PARTS PROGRAM

    $3,917.99
    Solar Class 8 Kit- 360WDeliver consistent power and improve energy efficiency on your truck with this 360 Watt Solar Class 8 Kit. Designed to maximize battery life, reduce idling, and provide up to...
    09-16190317
    SKU:
    09-16190317
    Make:
    Universal Items
    Product Type:
    Electronics
    $3,917.99
    Qty in Cart: 0
    Price:
    $3,917.99
    Subtotal:
  • On Sale
    FREE SHIPPING
    Limited Quantity Available
    40 Watt Solar Reefer Kit

    40 Watt Solar Reefer Kit

    OPP - ORIGINAL PARTS PROGRAM

    Now: $674.09
    Was: $962.99
    Solar Reefer Kit- 40WStay powered and worry-free with this 40 Watt Solar Reefer Kit, engineered for reliable energy delivery to your 12V liftgate battery. The flexible Mono CSI panels are...
    09-16190316
    SKU:
    09-16190316
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    Make:
    Universal Items
    Now: $674.09
    Was: $962.99
    Qty in Cart: 0
    Price:
    Now: $674.09
    Was: $962.99
    Subtotal:
  • Legendary 2 Inch Glass Watermelon 4 Wire Dual Tone LED Lights W/ Color Options & No Grommet Mount

    Legendary 2 Inch Glass Watermelon 4 Wire Dual Tone LED Lights W/ Color Options & No Grommet Mount

    LEGENDARY

    $23.99
    The Legendary Extreme 2-Inch Watermelon Dual-Color LED Light combines high visibility, durability, and versatile lighting performance in a compact OEM replacement design. Featuring a clear real-glass...
    PPR_299615
    SKU:
    PPR_299615
    Color:
    Amber/Green
    Product Type:
    Lighting
    Material Options:
    Glass
    Color:
    Amber/Purple
    Color:
    Amber/Blue
    Diameter Options:
    2 Inch
    Shape Options:
    Round
    Style Options:
    Watermelon
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Color:
    Red/Green
    Color:
    Red/Blue
    Color:
    Red/Purple
    $23.99
    Qty in Cart: 0
    Price:
    $23.99
    Subtotal:
  • Bostrom HiPro-T915 Seat - Mordura Cloth - W/O Swivel, Or Suspension Cover - Includes Standard Dampers And Manual Lumbar

    Bostrom HiPro-T915 Seat - Mordura Cloth - W/O Swivel, Or Suspension Cover - Includes Standard Dampers And Manual Lumbar

    BOSTROM TRUCK SEATS

    $990.99 - $1,345.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksBostrom T915 Standard Base High Back Seat - Black Mordura ClothBlack Mordura Cloth Standard Base High...
    PPR_299990
    SKU:
    PPR_299990
    Material Options:
    Cloth
    Color:
    Red
    Color:
    Black
    Truck Class:
    Heavy Duty
    Type Options:
    Standard Base
    Style Options:
    High Back
    Make:
    Universal Items
    Product Type:
    Seats
    Style Options:
    Standard Base
    Type Options:
    High Back
    $990.99 - $1,345.99
    Qty in Cart: 0
    Price:
    $990.99 - $1,345.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Rear Of Front Shackle Hanger For Kenworth

    BESTfit Rear Of Front Shackle Hanger For Kenworth

    BESTFIT TRUCK PARTS

    $97.99 - $242.99
    Built to restore dependable suspension performance on your Kenworth, the BESTfit Rear of Front Shackle Hanger delivers the strength, stability, and proper alignment your truck needs to stay...
    PPR_299611
    SKU:
    PPR_299611
    Material Options:
    Steel
    Product Type:
    Frame & Chassis
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Kenworth
    Ready To Ship:
    Yes
    $97.99 - $242.99
    Qty in Cart: 0
    Price:
    $97.99 - $242.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Stainless Steel Frame Light Bracket W/ Watermelon Light Hole

    Stainless Steel Frame Light Bracket W/ Watermelon Light Hole

    LEGENDARY

    $38.76 - $48.45
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksLegendary Stainless Steel Straight Frame Light Bracket W/ 1 Watermelon Light HoleStraight Frame Light...
    PPR_299585
    SKU:
    PPR_299585
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $38.76 - $48.45
    Qty in Cart: 0
    Price:
    $38.76 - $48.45
    Subtotal:
  • Driver/Passenger Side Bushing Saddle For Hendrickson Aux Suspension

    Driver/Passenger Side Bushing Saddle For Hendrickson Aux Suspension

    AFTERMARKET

    $151.99 - $166.99
    Choose Option(s) to see description.Fitment** Fits Truck Models W/ Hendrickson Aux SuspensionDriver Side Bushing Saddle Replaces 002679-1, 0026791, R-002679-1, R002679-1, R0026791 For Hendrickson Aux...
    PPR_299578
    SKU:
    PPR_299578
    Height Options:
    14 1/2 Inch
    Width Options:
    5 1/2 Inch
    Product Type:
    Frame & Chassis
    Position:
    Driver Side
    Length Options:
    8 3/4 Inch
    Make:
    Universal Items
    $151.99 - $166.99
    Qty in Cart: 0
    Price:
    $151.99 - $166.99
    Subtotal:
  • Frame Bracket Hendrickson 16-Inch And 17-Inch Ride Heights, 10-Inch Winged Bolt, Top To Align Hole 10 Inch For Hendrickson INTRAAX Suspension

    Frame Bracket Hendrickson 16-Inch And 17-Inch Ride Heights, 10-Inch Winged Bolt, Top To Align Hole 10 Inch For Hendrickson INTRAAX Suspension

    AFTERMARKET

    $386.99 - $387.99
    Choose Option(s) to see description.Fitment** Fits Truck Models W/ Hendrickson INTRAAX SuspensionPassenger Side Frame Bracket Replaces S309602R, S365663R For Hendrickson INTRAAX Suspension10.00 X 6...
    PPR_299574
    SKU:
    PPR_299574
    Height Options:
    10 Inch
    Product Type:
    Frame & Chassis
    Position:
    Passenger Side
    Position:
    Driver Side
    Make:
    Universal Items
    $386.99 - $387.99
    Qty in Cart: 0
    Price:
    $386.99 - $387.99
    Subtotal:
  • Driver/Passenger Side Frame Bracket, Top To Align Hole 8 Inch For Hendrickson-Turner Suspension

    Driver/Passenger Side Frame Bracket, Top To Align Hole 8 Inch For Hendrickson-Turner Suspension

    AFTERMARKET

    $156.99
    Choose Option(s) to see description.Fitment** Fits Truck & Trailer Models W/ Hendrickson-Turner SuspensionPassenger Side Frame Bracket Replaces C200472, S200472 For Hendrickson-Turner Suspension8.00...
    PPR_299579
    SKU:
    PPR_299579
    Product Type:
    Frame & Chassis
    Position:
    Passenger Side
    Position:
    Driver Side
    Make:
    Universal Items
    $156.99
    Qty in Cart: 0
    Price:
    $156.99
    Subtotal:
  • 45 Degree V- Band Elbow For Cummins/Detroit Diesel

    45 Degree V- Band Elbow For Cummins/Detroit Diesel

    POWER PLAY PRODUCTS

    $153.99
    Choose Option(s) to see description.Fitment** Fits Models W/ Cummins & Detroit Diesel Turbochargers** Please Verify Fitment Prior To Ordering **Black 45 Degree V- Band Elbow For Cummins/Detroit...
    PPR_299566
    SKU:
    PPR_299566
    Color:
    White
    Style Options:
    Elbow
    Color:
    Black
    Product Type:
    Engine Parts
    Degree Options:
    45
    Make:
    Universal Items
    $153.99
    Qty in Cart: 0
    Price:
    $153.99
    Subtotal:
  • Frame Bracket Hendrickson 13.5-Inch, 14-Inch And 15-Inch Ride Heights, Top To Align Hole 10 Inch For Hendrickson INTRAAX Suspension

    Frame Bracket Hendrickson 13.5-Inch, 14-Inch And 15-Inch Ride Heights, Top To Align Hole 10 Inch For Hendrickson INTRAAX Suspension

    AFTERMARKET

    $383.99
    Choose Option(s) to see description.Fitment** Fits Truck Models W/ Hendrickson INTRAAX SuspensionDriver Side Frame Bracket Replaces S227761, S309603L For Hendrickson INTRAAX Suspension10.00 Inch...
    PPR_299575
    SKU:
    PPR_299575
    Height Options:
    10 Inch
    Product Type:
    Frame & Chassis
    Position:
    Passenger Side
    Position:
    Driver Side
    Make:
    Universal Items
    $383.99
    Qty in Cart: 0
    Price:
    $383.99
    Subtotal:
  • Driver/Passenger Side Beam Assembly For Hendrickson-Turner Suspension

    Driver/Passenger Side Beam Assembly For Hendrickson-Turner Suspension

    AFTERMARKET

    $1,121.99
    Choose Option(s) to see description.Fitment** Fits Truck Models W/ Hendrickson-Turner SuspensionDriver Side Beam Assembly Replaces 0019071, D0019071, D131031, D142041, R0019071, S131031, S142041 For...
    PPR_299580
    SKU:
    PPR_299580
    Position:
    Driver Side
    Product Type:
    Frame & Chassis
    Position:
    Passenger Side
    Make:
    Universal Items
    $1,121.99
    Qty in Cart: 0
    Price:
    $1,121.99
    Subtotal:
  • Straight Out Mount Exhaust Manifold - 1 Piece For Caterpillar 3406E/C15

    Straight Out Mount Exhaust Manifold - 1 Piece For Caterpillar 3406E/C15

    POWER PLAY PRODUCTS

    $1,326.99 - $1,530.99
    Choose Option(s) to see description.Fitment** Fits Models W/ Caterpillar 3406E/C15 Engines** Please Verify Fitment Prior To Ordering **Bare Finish Straight Out Mount Exhaust Manifold- 1 Piece For...
    PPR_299562
    SKU:
    PPR_299562
    Finish Options:
    Chrome-Plated
    Style Options:
    Caterpillar
    Color:
    Black
    Product Type:
    Engine Parts
    Material Options:
    Ceramic
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $1,326.99 - $1,530.99
    Qty in Cart: 0
    Price:
    $1,326.99 - $1,530.99
    Subtotal:
  • Frame Bracket Hendrickson 16-Inch And 17-Inch Ride Heights, Top To Align Hole 10 Inch, Bolt Size 5/8 Inch For Hendrickson INTRAAX Suspension

    Frame Bracket Hendrickson 16-Inch And 17-Inch Ride Heights, Top To Align Hole 10 Inch, Bolt Size 5/8 Inch For Hendrickson INTRAAX Suspension

    AFTERMARKET

    $395.99
    Choose Option(s) to see description.Fitment** Fits Truck Models W/ Hendrickson INTRAAX SuspensionDriver Side Frame Bracket Replaces S216291, S309605L, S365664L For Hendrickson INTRAAX Suspension10.00...
    PPR_299577
    SKU:
    PPR_299577
    Height Options:
    10 Inch
    Product Type:
    Frame & Chassis
    Position:
    Passenger Side
    Position:
    Driver Side
    Make:
    Universal Items
    $395.99
    Qty in Cart: 0
    Price:
    $395.99
    Subtotal:
  • Frame Bracket Hendrickson 13.5-Inch, 14-Inch And 15-Inch Ride Heights, Top To Align Hole 8 Inch, Bolt Size 5/8 Inch For Hendrickson INTRAAX Suspension

    Frame Bracket Hendrickson 13.5-Inch, 14-Inch And 15-Inch Ride Heights, Top To Align Hole 8 Inch, Bolt Size 5/8 Inch For Hendrickson INTRAAX Suspension

    AFTERMARKET

    $363.99
    Choose Option(s) to see description.Fitment** Fits Truck Models W/ Hendrickson INTRAAX SuspensionDriver Side Frame Bracket Replaces S216281, S309604L For Hendrickson INTRAAX Suspension8.00 Inch Frame...
    PPR_299576
    SKU:
    PPR_299576
    Height Options:
    8 Inch
    Product Type:
    Frame & Chassis
    Position:
    Passenger Side
    Position:
    Driver Side
    Make:
    Universal Items
    $363.99
    Qty in Cart: 0
    Price:
    $363.99
    Subtotal:
  • Total: items /

Adding your products to cart

Aftermarket Parts for Kenworth T300 & T450 Trucks

We stock hundreds of critical repair and replacement parts for the T300 and classic T450 model. Our goal is to get you the hardware that’ll maintain your vocational Kenworth truck for years to come. Whether you need engine-cooling components, HVAC parts, air brake replacements, or suspension hardware parts, they’re all available for purchase and ready to ship out of our 30,000-square-foot warehouse.

Kenworth T300 Parts & Accessories

Exterior Upgrades & Chrome: Blind-mount front bumpers, grilles, LED cab lights, mirrors, visors, and hood trim accents. Interior Cab Customizations: Floor trim accessories, gauge panel trim, air brake dash knobs, and cab roof trim upgrades. Mechanical & System Replacements: Larger diesel fuel tanks, suspension components, engine parts, and brake components.

Kenworth T450 Parts & Accessories

Bumpers & Exterior Dressings: Custom front bumpers, OEM and Texas-style bumper options, stainless steel or chrome finishes, grilles, and cab lighting. Dash Accessories & Trim: Interior panel upgrades, custom dash knobs, floor trim kits, and driver-focused cabin accents. Drivetrain & Replacement Components: High-capacity fuel storage upgrades, system replacement parts, and reliable mechanical hardware.

Why Upgrade Your Kenworth Medium-Duty Rig?

Boost Visual Appeal: Chrome cab lights, bold grille inserts, and custom bumpers give your truck a clean, head-turning look on the road or at the dock. Improve Cab Comfort: Add floor trim kits, updated door panels, and dash accessories to create a more comfortable, driver-friendly workspace. Increase Efficiency: Larger fuel storage capacity and ergonomic fuel tank accessories give you more range between fuel stops—perfect for regional hauls or long shifts. Cost-Effective Replacements: Get high-quality parts at a better price than many OEM options, all with reliable fit and function. Custom Options: Choose from multiple finishes, materials, and configurations to match your style and how you use your truck.

Frequently Asked Questions About Kenworth T300-T450 Parts

What year models are compatible with your T300-T450 bumpers and parts?

Our Kenworth T300-T450 parts typically fit models from 1994 through 2008, when these trucks were in production. However, compatibility can vary by specific part. The T300 was produced from 1994-2007, while the T330 and T440 ran through 2008. Always check the product description for exact year ranges, or contact our team with your OEM number for guaranteed fitment verification.

Are your bumpers made from chrome-plated steel or stainless steel, and which is better for my truck?

We offer both chrome-plated steel and polished stainless steel options. Chrome-plated bumpers provide a mirror-like finish at a lower cost but require regular maintenance to prevent rust and pitting. Stainless steel bumpers cost more upfront but resist corrosion better and maintain their appearance with minimal care. For trucks in harsh weather conditions or coastal areas, we recommend stainless steel. For show trucks or mild climates, chrome-plated options work well with proper maintenance.

Do I need special tools or professional installation for T300-T450 bumpers?

Most bumper installations require basic hand tools including socket sets, wrenches, and possibly a drill for certain accessories. The bumper itself typically weighs 40-80 pounds, so having a helper is strongly recommended. Installation usually takes 2-4 hours depending on whether you're adding accessories like fog lights or tow hooks. While many customers successfully install bumpers themselves, some prefer professional installation, especially when adding electrical components or dealing with rusted mounting brackets.

Will aftermarket bumpers affect my truck's approach angle or ground clearance?

Standard replacement bumpers maintain factory dimensions and won't affect approach angles or clearance. However, heavy-duty bumpers with integrated tow hooks or extended designs may protrude 2-4 inches further than stock, potentially reducing approach angle. Texas-style bumpers and some custom options sit lower, which can reduce ground clearance by 1-2 inches. Always check product specifications for exact measurements to ensure the bumper meets your operational needs.

What's the difference between OEM-style and Texas bumpers for T300-T450 trucks?

OEM-style bumpers replicate the factory design with standard mounting points and original dimensions, making them direct replacements. Texas bumpers (also called Texas square bumpers) feature a distinctive squared-off design that extends further from the truck and sits lower, offering enhanced protection and a custom appearance. Texas bumpers typically include more mounting points for accessories but may require slight modifications to air lines or other components during installation.


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