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Kenworth T660 Frame Crossmembers & Covers

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  • FREE SHIPPING OVER $249
    CSM SS Under Frame Watermelon Light Bracket For Under Frame Marker Lights

    CSM SS Under Frame Watermelon Light Bracket For Under Frame Marker Lights

    CHROME SHOP MAFIA

    $106.99
    Under Frame Light Bracket By Chrome Shop Mafia* High Quality Frame Light Brackets* 304 Stainless Steel* For Mounting Watermelon Lights Under Frame* Single Holder* Hardware Not Included * Sold...
    09-16100069
    SKU:
    09-16100069
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    $106.99
    Qty in Cart: 0
    Price:
    $106.99
    Subtotal:
  • CSM 66 Inch Light Bracket W/ Bulkhead Style Light Holes For Peterbilt 379/389 With 70 Inch Sleeper Panels

    CSM 66 Inch Light Bracket W/ Bulkhead Style Light Holes For Peterbilt 379/389 With 70 Inch Sleeper Panels

    CHROME SHOP MAFIA

    $99.99
    66 Inch Light Bracket Mounts To Bottom Of 70 Inch Sleeper Panel Flange By Chrome Shop MafiaThis Chrome Shop Mafia 66-inch light bracket mounts to the bottom flange of 70-inch sleeper panels and...
    09-160200011
    SKU:
    09-160200011
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Length Options:
    66 Inch
    Make:
    Universal Items
    Product Type:
    Lighting
    $99.99
    Qty in Cart: 0
    Price:
    $99.99
    Subtotal:
  • FREE SHIPPING OVER $249
    CSM 39 Inch Light Bracket W/ Bulkhead Style Light Holes For Peterbilt 379/389 W/ 48 Inch Sleeper Panels

    CSM 39 Inch Light Bracket W/ Bulkhead Style Light Holes For Peterbilt 379/389 W/ 48 Inch Sleeper Panels

    CHROME SHOP MAFIA

    $76.99
    39 Inch Light Bracket Mounts To Bottom Of 48 Inch Sleeper Panel Flange By Chrome Shop Mafia* High Quality Light Bracket* Bulkhead Style Light Holes* Lights And Harness Not Included* Dimensions   - 39...
    09-160200009
    SKU:
    09-160200009
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Length Options:
    39 Inch
    Make:
    Universal Items
    Product Type:
    Lighting
    $76.99
    Qty in Cart: 0
    Price:
    $76.99
    Subtotal:
  • FREE SHIPPING OVER $249
    CSM 36 Inch Light Bracket W/ Bulkhead Style Light Holes For Peterbilt 379/389 Cab-Cowl Panels

    CSM 36 Inch Light Bracket W/ Bulkhead Style Light Holes For Peterbilt 379/389 Cab-Cowl Panels

    CHROME SHOP MAFIA

    $78.73
    36 Inch Light Bracket Mounts To Bottom Flange Of Peterbilt 379 & 389 Cab-Cowl Panels By Chrome Shop MafiaThese light brackets are 36 inches long and mount to the bottom flange of the cab-cowl panels...
    09-160200007
    SKU:
    09-160200007
    Truck Class:
    Universal
    Make:
    Universal Items
    Length Options:
    36 Inch
    Product Type:
    Lighting
    $78.73
    Qty in Cart: 0
    Price:
    $78.73
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Spiked Screw Cover Size 10/12 - 4 Pack

    Chrome Spiked Screw Cover Size 10/12 - 4 Pack

    UNITED PACIFIC

    $4.54
    Spiked Style Screw CoversCover up ugly size 10/12 screw heads in style with this pack of 4 spiked screw on covers. They are made of chrome plated plastic and fits most trucks.* High Quality Screw...
    09-1560010
    SKU:
    09-1560010
    Truck Class:
    Universal
    Style Options:
    Spike
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Frame & Chassis
    $4.54
    Qty in Cart: 0
    Price:
    $4.54
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Air Horn Mounting Hardware, 4 pack For Air Valve Lever Floor Stand

    Chrome Air Horn Mounting Hardware, 4 pack For Air Valve Lever Floor Stand

    UNITED PACIFIC

    $11.04
    Air Horn Valve Stand Screw Mounting KitMount your chrome floor air horn stand with this pack of 4 bolt Kit. Each bolt is chrome plated and measures 3 inches long.* High Quality Mounting Bolt Kit*...
    09-1516002
    SKU:
    09-1516002
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Exterior
    Length Options:
    3 Inch
    Ready To Ship:
    Yes
    $11.04
    Qty in Cart: 0
    Price:
    $11.04
    Subtotal:
  • Steering Box Repair Kit - Replaces TAS000001

    Steering Box Repair Kit - Replaces TAS000001

    DAYTON / DORMAN

    $35.64
    Steering Box Repair Kit With Loaded Lip Seal, Retaining Ring & 3 Dust Seals* High Quality Steering Box Repair Kit* Package Contents: Loaded Lip Seal  - Retaining Ring  - 3 Dust Seals* Seal...
    09-150000007
    SKU:
    09-150000007
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $35.64
    Qty in Cart: 0
    Price:
    $35.64
    Subtotal:
  • FREE SHIPPING OVER $249
    Rubber Gasket For Fender Step - Pair

    Rubber Gasket For Fender Step - Pair

    UNITED PACIFIC

    $8.49
    Fender Step Rubber Gaskets* High Quality Gasket* Made Of Rubber * For Fender Step* Sold As Pair* Warranty On Gasket Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    09-12600004
    SKU:
    09-12600004
    Truck Class:
    Universal
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Hood Parts & Acc.
    $8.49
    Qty in Cart: 0
    Price:
    $8.49
    Subtotal:
  • Minimizer U-Bolt For Fender Brackets - Pack Of 6

    Minimizer U-Bolt For Fender Brackets - Pack Of 6

    MINIMIZER

    $43.18
    U-Bolt For Fender Brackets* High Quality U Bolts* Made Of Stainless Steel* For Minimizer Fender Brackets* Sold As Pack (6)* Warranty On Fender Brackets Against Defects In Workmanship & Material From...
    09-111105
    SKU:
    09-111105
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Rear Fenders
    $43.18
    Qty in Cart: 0
    Price:
    $43.18
    Subtotal:
  • Black Fiberglass Jost 5Th Wheel Cover

    Black Fiberglass Jost 5Th Wheel Cover

    WTI FENDERS

    $327.99
    5th Wheel Cover* Made Of High Quality Black Fiberglass* Fits Jost Wheel Only* Great Asset When Showing Off Your Truck* Cover Up A Greasy Fifth Wheel In Seconds* Designed With Show Trucks In Mind*...
    09-11001
    SKU:
    09-11001
    Truck Class:
    Heavy Duty
    Color:
    Various
    Location:
    Made In USA
    Material Options:
    Fiberglass
    Make:
    Universal Items
    Product Type:
    Exterior
    $327.99
    Qty in Cart: 0
    Price:
    $327.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Stainless Steel Bull Balls Tow Hitch Cover

    Stainless Steel Bull Balls Tow Hitch Cover

    UNITED PACIFIC

    $59.99
    Bull Balls Tow Hitch Cover* High Quality Bull Balls Tow Hitch Cover* Made Of Stainless Steel* Sold Individually* Warranty On Ball Tow Hitch Covers Against Defects In Workmanship & Material From Date...
    09-053004
    SKU:
    09-053004
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $59.99
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Seal Input Shaft For Rockwell RD20145 - Replaces A1205R2592 & 100494

    Seal Input Shaft For Rockwell RD20145 - Replaces A1205R2592 & 100494

    OPP - ORIGINAL PARTS PROGRAM

    $45.15
    Seal Input Shaft* High Quality Seal Tail Shaft* For Rockwell RD20145* Replaces OEM # A1205R2592, 100494* Sold Individually* Warranty On Seal Input Shaft Against Defects In Workmanship & Material From...
    09-05212010
    SKU:
    09-05212010
    Truck Class:
    Universal
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $45.15
    Qty in Cart: 0
    Price:
    $45.15
    Subtotal:
  • FREE SHIPPING OVER $249
    Seal Tail Shaft For Rockwell RD20145 - Replaces A1205P2590

    Seal Tail Shaft For Rockwell RD20145 - Replaces A1205P2590

    OPP - ORIGINAL PARTS PROGRAM

    $48.04
    Seal Tail Shaft* High Quality Seal Tail Shaft* For Rockwell RD20145* Replaces OEM # A1205P2590, 100495* Sold Individually* Warranty On Seal Tail Shaft Against Defects In Workmanship & Material From...
    09-05212009
    SKU:
    09-05212009
    Truck Class:
    Universal
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $48.04
    Qty in Cart: 0
    Price:
    $48.04
    Subtotal:
  • FREE SHIPPING OVER $249
    Seal Pinion For Rockwell RR20145 - Replaces A1205N2588

    Seal Pinion For Rockwell RR20145 - Replaces A1205N2588

    OPP - ORIGINAL PARTS PROGRAM

    $60.99
    Seal Pinion* High Quality Seal Pinion* For Rockwell RR20145* Replaces OEM # A1205N2588, 100263* Sold Individually* Warranty On Seal Pinion Against Defects In Workmanship & Material From Date Of...
    09-05212008
    SKU:
    09-05212008
    Truck Class:
    Universal
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $60.99
    Qty in Cart: 0
    Price:
    $60.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Nut For Pinion & Tail Shaft Rockwell RD-RR2014 - Replaces KIT2637

    Nut For Pinion & Tail Shaft Rockwell RD-RR2014 - Replaces KIT2637

    OPP - ORIGINAL PARTS PROGRAM

    $24.74
    Nut Pinion And Tail Shaft* High Quality Nut Pinion And Tail Shaft* For Rockwell RD-RR2014* Replaces OEM # KIT2637* Sold Individually* Warranty On Nut Pinion And Tail Shaft Against Defects In...
    09-05212007
    SKU:
    09-05212007
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $24.74
    Qty in Cart: 0
    Price:
    $24.74
    Subtotal:
  • FREE SHIPPING OVER $249
    Nut For Input Shaft Rockwell RD20145 - Replaces KIT2638

    Nut For Input Shaft Rockwell RD20145 - Replaces KIT2638

    OPP - ORIGINAL PARTS PROGRAM

    $31.18
    Nut Input Shaft* High Quality Nut Input Shaft* For Rockwell RD20145* Replaces OEM # KIT2638* Sold Individually* Warranty On Nut Input Shaft Against Defects In Workmanship & Material From Date Of...
    09-05212006
    SKU:
    09-05212006
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $31.18
    Qty in Cart: 0
    Price:
    $31.18
    Subtotal:
  • Locking Nut For Input Shaft DSP40-404

    Locking Nut For Input Shaft DSP40-404

    OPP - ORIGINAL PARTS PROGRAM

    $22.76
    Locknut Input Shaft* High Quality Nut Flanged Lock Output Shaft* Rear Input Shaft For Eaton DSP40-404* Replaces OEM # 128049* Sold Individually* Warranty On Locknut Input Shaft Against Defects In...
    09-05212005
    SKU:
    09-05212005
    Position:
    Rear
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $22.76
    Qty in Cart: 0
    Price:
    $22.76
    Subtotal:
  • FREE SHIPPING OVER $249
    Flanged Locking Nut For Pinion RSP40-404

    Flanged Locking Nut For Pinion RSP40-404

    AUTOMANN USA

    $10.20
    Nut Flanged Lock Pinion* High Quality Nut Flanged Lock Output Shaft* Rear Output Shaft For Eaton RSP40-404* Replaces OEM # 127589* Sold Individually* Warranty On Nut Flanged Lock Pinion Against...
    09-05212004
    SKU:
    09-05212004
    Position:
    Rear
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $10.20
    Qty in Cart: 0
    Price:
    $10.20
    Subtotal:
  • Flanged Locking Nut For Rear Output Shaft Replaces 127588

    Flanged Locking Nut For Rear Output Shaft Replaces 127588

    AUTOMANN USA

    $13.38
    Nut Flanged Lock Rear Output* High Quality Nut Flanged Lock Output Shaft* Rear Output Shaft For Eaton DSP40-404* Replaces OEM # 127588* Sold Individually* Warranty On Nut Flanged Lock Output Shaft...
    09-05212003
    SKU:
    09-05212003
    Truck Class:
    Universal
    Position:
    Rear
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $13.38
    Qty in Cart: 0
    Price:
    $13.38
    Subtotal:
  • Oil Seal Rear Output Shaft Replaces 127592

    Oil Seal Rear Output Shaft Replaces 127592

    OPP - ORIGINAL PARTS PROGRAM

    $120.99
    Rear Output Oil Seal For Eaton DSP40-404* High Quality Oil Seal Rear Output Shaft* Replaces OEM # 127592* Sold Individually* Warranty On Output Shaft Against Defects In Workmanship & Material From...
    09-05212002
    SKU:
    09-05212002
    Position:
    Rear
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $120.99
    Qty in Cart: 0
    Price:
    $120.99
    Subtotal:
  • Total: items /

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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