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Kenworth T660 Frame Crossmembers & Covers

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  • FREE SHIPPING OVER $249
    Inboard Spring Stop For Holland Center Sections - Replaces XA-2501

    Inboard Spring Stop For Holland Center Sections - Replaces XA-2501

    OPP - ORIGINAL PARTS PROGRAM

    $8.29
    Inboard Spring Stop For Holland Center Sections* High Quality Inboard Spring Stop* For Holland Center Sections* Made In USA* Sold Individually ** Warranty On Inboard Spring Stop Against Defects In...
    09-05110016
    SKU:
    09-05110016
    Color:
    Black
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $8.29
    Qty in Cart: 0
    Price:
    $8.29
    Subtotal:
  • FREE SHIPPING OVER $249
    Holland Center Section Rebuild Components For Holland XA-2503

    Holland Center Section Rebuild Components For Holland XA-2503

    OPP - ORIGINAL PARTS PROGRAM

    $10.09
    Holland Center Section Rebuild Components* High Quality Holland Center Section Rebuild Components * Made Of Forged Steel * Heat Treated For Increased Durability * Material and Performance Tests...
    09-05110014
    SKU:
    09-05110014
    Truck Class:
    Heavy Duty
    Position:
    Center
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $10.09
    Qty in Cart: 0
    Price:
    $10.09
    Subtotal:
  • Oval Release Handle For Fontaine 5th Wheels

    Oval Release Handle For Fontaine 5th Wheels

    AUTOMANN USA

    $35.97
    Oval Release Handle For Fontaine 5th WheelsEnsure precise trailer operation with the Oval Release Handle For Fontaine 5th Wheels, a durable, high-quality handle built for consistent performance...
    09-05110013
    SKU:
    09-05110013
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $35.97
    Qty in Cart: 0
    Price:
    $35.97
    Subtotal:
  • FREE SHIPPING
    Jost 5th Wheel Bushing For Freightliner

    Jost 5th Wheel Bushing For Freightliner

    JOST

    $343.99
    Jost 5th Wheel Bushing Fits Freightliner* High Quality Bushing Kit* Fits Jost 5th Wheel* Rubber Bushing* Sold As A Kit* Warranty On Bushing Kits Against Defects In Workmanship & Material From Date Of...
    09-05110009
    SKU:
    09-05110009
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $343.99
    Qty in Cart: 0
    Price:
    $343.99
    Subtotal:
  • Jost 5th Wheel Top Plate Replacement - JSK37USL

    Jost 5th Wheel Top Plate Replacement - JSK37USL

    JOST

    $1,733.99
    JSK37H Replacement Top PlateJOST replacement top plates offer additional safety, security, and significant time and money in overall product cost. It features an easy-to-use pull handle to reduce...
    09-05110006
    SKU:
    09-05110006
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,733.99
    Qty in Cart: 0
    Price:
    $1,733.99
    Subtotal:
  • FREE SHIPPING OVER $249
    JOST 5th Wheel Adjusting Screw

    JOST 5th Wheel Adjusting Screw

    JOST

    $88.99
    5th Wheel Adjusting Screw* High Quality 5th Wheel Adjusting Screw* Sold Individually* Warranty On 5th Wheel Adjusting Screw Against Defects In Workmanship & Material From Date Of Purchase*** High...
    09-05110005
    SKU:
    09-05110005
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $88.99
    Qty in Cart: 0
    Price:
    $88.99
    Subtotal:
  • FREE SHIPPING OVER $249
    JOST 5th Wheel Hand Lever - Driver Side

    JOST 5th Wheel Hand Lever - Driver Side

    AUTOMANN USA

    $54.99
    Driver Side 5th Wheel LeverDepend on precise fifth wheel control with the JOST 5th Wheel Hand Lever - Driver Side. Designed for driver side pull operation, this durable hand lever ensures smooth...
    09-05110004
    SKU:
    09-05110004
    Truck Class:
    Heavy Duty
    Position:
    Driver Side
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $54.99
    Qty in Cart: 0
    Price:
    $54.99
    Subtotal:
  • FREE SHIPPING OVER $249
    6 Inch Raw Steel Receiver Tubing W/ 1/2 Inch Reinforcing Collar For 2 X 2 Inch Receiver

    6 Inch Raw Steel Receiver Tubing W/ 1/2 Inch Reinforcing Collar For 2 X 2 Inch Receiver

    CURT MANUFACTURING

    $26.89
    Raw Steel 6 Inch Receiver Tubing W/ 1/2 Inch Reinforcing CollarBuild or repair your towing setup with this high-quality receiver tubing engineered for strength and versatility. Designed for 2" x 2"...
    09-051100030
    SKU:
    09-051100030
    Location:
    Made In USA
    Height Options:
    2 Inch
    Truck Class:
    Universal
    Length Options:
    6 Inch
    Width Options:
    2 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Product Type:
    Frame & Chassis
    $26.89
    Qty in Cart: 0
    Price:
    $26.89
    Subtotal:
  • Minimizer Jost 5th Wheel Slick Plate 31.5 X 35 Inch - Replaces JSK37H

    Minimizer Jost 5th Wheel Slick Plate 31.5 X 35 Inch - Replaces JSK37H

    MINIMIZER

    $329.99
    Minimizer Jost 5th Wheel Slick Plate Kit For JSK37H5th wheel slick plate kits that a non-stick polymer surface to eliminate the need for grease. Fit for a Jost top plate JSK37H, it protects important...
    09-05110002
    SKU:
    09-05110002
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $329.99
    Qty in Cart: 0
    Price:
    $329.99
    Subtotal:
  • FREE SHIPPING OVER $249
    10 Inch 5th Wheel Hitch Lube Plate

    10 Inch 5th Wheel Hitch Lube Plate

    CURT MANUFACTURING

    $16.79
    5th Wheel Lubrication Plate- 10 InchProtect your 5th wheel hitch head with this wear-resistant lube plate. No more messy grease - just press it onto the kingpin for easy installation. Perfect for...
    09-051100017
    SKU:
    09-051100017
    Color:
    White
    Location:
    Made In USA
    Diameter Options:
    10 Inch
    Truck Class:
    Light Duty
    Shape Options:
    Round
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Product Type:
    Frame & Chassis
    $16.79
    Qty in Cart: 0
    Price:
    $16.79
    Subtotal:
  • FREE SHIPPING
    Air Cylinder For Jost 5th Wheel Slider Replaces SK7501501

    Air Cylinder For Jost 5th Wheel Slider Replaces SK7501501

    AUTOMANN USA

    $260.99
    Jost Air Cylinder* High Quality Air Cylinder* For Jost 5th Wheel Slider* 15.5 Inch C-C Of Mounting Holes* Replaces OEM # SK7501501, SK75015-01* Sold Individually* Warranty On Air Cylinder Against...
    09-051100016
    SKU:
    09-051100016
    Length Options:
    15 Inch
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $260.99
    Qty in Cart: 0
    Price:
    $260.99
    Subtotal:
  • Jost 5th Wheel Pin Bracket Kit

    Jost 5th Wheel Pin Bracket Kit

    JOST

    $470.99
    Jost 5th Wheel Pin Bracket Kit* High Quality 5th Wheel Pin Bracket Kits* Kit Includes: - 2 Fifth Wheel Bushing Jost  - 2 Collar Nylon Jost - 1 Fifth Wheel Kit Without Bushings Jost * Sold As Set*...
    09-051100011
    SKU:
    09-051100011
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $470.99
    Qty in Cart: 0
    Price:
    $470.99
    Subtotal:
  • 5th Wheel Slick Plate For Jost JSK37F Top Plate

    5th Wheel Slick Plate For Jost JSK37F Top Plate

    MINIMIZER

    $323.99
    JSK37F Jost 5th Wheel Slick Plate5th wheel slick plate kits feature a non-stick polymer surface to eliminate the need for grease. Fit for a JOST top plate JSK37F, it protects important areas from...
    09-05110001
    SKU:
    09-05110001
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $323.99
    Qty in Cart: 0
    Price:
    $323.99
    Subtotal:
  • Stationary Foot Mount For Holland FW 5th Wheels

    Stationary Foot Mount For Holland FW 5th Wheels

    OPP - ORIGINAL PARTS PROGRAM

    $762.99
    Stationary Foot Mount For Holland FW 5th Wheels* High Quality Foot Mount* Made Of Cast Steel * Stationary * To Achieve A 9 Inch Fame To Top Of Plate Height * Features 3/8 inch Bracket Base Designed...
    09-051100008
    SKU:
    09-051100008
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $762.99
    Qty in Cart: 0
    Price:
    $762.99
    Subtotal:
  • Lime Green Quilted 5th Wheel Cover For Holland 5th Wheel

    Lime Green Quilted 5th Wheel Cover For Holland 5th Wheel

    ROBERT JAMES ENTERPRISES

    $181.99
    Quilted Vinyl Lime Green 5th Wheel Cover4 State Trucks offers this high quality lime green 5th wheel cover by Robert James Enterprises. It is made of a heavy duty quilted vinyl and is easy to mount...
    09-051100006
    SKU:
    09-051100006
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Vinyl
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $181.99
    Qty in Cart: 0
    Price:
    $181.99
    Subtotal:
  • 5th Wheel Bracket Pin For Jost 5th Wheels Replaces SK-73104-05

    5th Wheel Bracket Pin For Jost 5th Wheels Replaces SK-73104-05

    AUTOMANN USA

    $33.06
    Bracket Pin For Jost Fifth WheelEnsure dependable fifth wheel stability with the 5th Wheel Bracket Pin for JOST 5th Wheels. This high-quality replacement pin measures 1.125 inches in diameter and...
    09-051100005
    SKU:
    09-051100005
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $33.06
    Qty in Cart: 0
    Price:
    $33.06
    Subtotal:
  • Holland 5th Wheel Lube Plate Kit With 2 Inserts, 2 Pocket Liners

    Holland 5th Wheel Lube Plate Kit With 2 Inserts, 2 Pocket Liners

    OPP - ORIGINAL PARTS PROGRAM

    $618.99
    Holland Fifth Wheel Lube PlatesHOLLAND Fifth Wheel lube plates make your maintenance routine easier. They come with two inserts and two pocket liners, ready to reduce wear and tear on your equipment...
    09-051100004
    SKU:
    09-051100004
    Truck Class:
    Heavy Duty
    Color:
    Black
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $618.99
    Qty in Cart: 0
    Price:
    $618.99
    Subtotal:
  • Holland 5th Wheel Rebuild Kit - Left Hand Release

    Holland 5th Wheel Rebuild Kit - Left Hand Release

    OPP - ORIGINAL PARTS PROGRAM

    $1,390.99
    Holland Fifth Wheel Rebuild Kit With Left Hand Release* High Quality 5Th Wheel Rebuild Kit* Everything Needed To Repair FW31/XA-311 Series 5Th Wheel Hitch* For Left Hand Release* Kit Includes:  - (1)...
    09-051100003
    SKU:
    09-051100003
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Position:
    Kit Full
    $1,390.99
    Qty in Cart: 0
    Price:
    $1,390.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Air Bag Nut For Top Mounting Stud

    Air Bag Nut For Top Mounting Stud

    AUTOMANN USA

    $1.13
    Air Bag Nut* High Quality Air Bag Nut* For Top Mounting Stud On Air Bags* Dimensions  - 0.750-16 ID TPI  - 1.125 OD HEX  - 0.625 HT* Sold Individually* Warranty On Air Bag Nuts Against Defects In...
    09-051011
    SKU:
    09-051011
    Diameter Options:
    3/4 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $1.13
    Qty in Cart: 0
    Price:
    $1.13
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Height Control Valve, Short Delay Replaces 12144, TTN12144,

    BESTfit Height Control Valve, Short Delay Replaces 12144, TTN12144,

    BESTFIT TRUCK PARTS

    $76.99
    Height Control Valve Hadley Style With 2 Levers And 2 Mounting Brackets By BESTfitMaintain precise suspension control with the BESTfit Height Control Valve, Short Dela. This versatile valve can...
    09-051010
    SKU:
    09-051010
    Truck Class:
    Universal
    Style Options:
    Hadley Style
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $76.99
    Qty in Cart: 0
    Price:
    $76.99
    Subtotal:
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Adding your products to cart

Enhance your Kenworth T660 with Crossmembers & Covers from our comprehensive selection. These durable, high-quality parts are designed to provide a sturdy foundation and stylish finishing touches for your semi-truck. Upgrade your truck's appearance and functionality with our extensive range of crossmembers, protective covers, and other accessories. Whether you need to replace worn components or customize your rig, our Kenworth T660 parts deliver the strength, style, and performance you demand. Elevate your ride with our premium selection of Kenworth T660 Frame Crossmembers & Covers.

Frequently Asked Questions About Kenworth T660 Frame Crossmembers & Covers

What are frame crossmembers and covers used for on the Kenworth T660?

Frame crossmembers are structural components that run laterally between the frame rails, helping maintain frame rigidity and support other chassis components. Covers are typically used to protect these crossmembers or nearby frame areas from road debris, moisture, and corrosion. Together, they help preserve the structural integrity of the truck's frame over time.

Will these crossmembers and covers fit my specific Kenworth T660?

Fitment can vary depending on the model year, chassis configuration, and specific application of your T660. Because frame components are often built to close tolerances, we recommend verifying part numbers or dimensions against your truck's specifications, or contacting our parts team with your VIN or existing part number to confirm compatibility before ordering.

What materials are these crossmembers and covers made from?

Most crossmembers and covers in this category are constructed from heavy-duty steel or aluminum, depending on the specific part and its intended location on the frame. Steel components are generally chosen for load-bearing strength, while aluminum or coated steel covers may be used where corrosion resistance and weight savings are a priority.

Do these parts come with a protective finish or coating?

Finish options vary by product. Some crossmembers and covers are sold with a factory-style paint, primer, or galvanized coating to help resist rust and corrosion, while others may be bare metal and require the buyer to apply a finish before or after installation. Check the individual product listing for specific finish details before purchasing.

Can I install a replacement crossmember or cover myself, or should I use a professional shop?

Frame crossmembers are structural parts, so installation typically involves proper alignment, torque specifications, and sometimes welding or drilling into the frame rail. While experienced fleet technicians or shop personnel can often handle this type of replacement, we recommend having the work done by a qualified technician to ensure the part is installed correctly and the frame's structural integrity is maintained.


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