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Isuzu NPR / HD Truck Frame & Chassis

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • White Fontaine Fifth Wheel Cover

    White Fontaine Fifth Wheel Cover

    WTI FENDERS

    $258.54
    Plain White Fontaine Fifth Wheel Cover* High Quality Fifth Wheel Covers* Made In USA* Sold Individually* Warranty On Fifth Wheel Covers Against Defects In Workmanship & Material From Date Of...
    09-05110078
    SKU:
    09-05110078
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $258.54
    Qty in Cart: 0
    Price:
    $258.54
    Subtotal:
  • On Sale
    Limited Quantity Available
    Merritt Diamond Deck Plate Cover 48 Inch

    Merritt Diamond Deck Plate Cover 48 Inch

    MERRITT

    Now: $290.92
    Was: $416.99
    Merritt Diamond Deckplate Cover 48 Inch* High Quality Deckplate Cover* Diamond Plated* 48 Inch* Sold Individually* Warranty On Deckplate Covers Against Defects In Workmanship & Material From Date Of...
    166
    SKU:
    166
    Product Type:
    Frame & Chassis
    Truck Class:
    Heavy Duty
    Ready To Ship:
    Yes
    Make:
    Universal Items
    Now: $290.92
    Was: $416.99
    Qty in Cart: 0
    Price:
    Now: $290.92
    Was: $416.99
    Subtotal:
  • SAF Holland XA-J36 Outboard ILS Fifth Wheel Slide Base, 36 Inch Travel

    SAF Holland XA-J36 Outboard ILS Fifth Wheel Slide Base, 36 Inch Travel

    OPP - ORIGINAL PARTS PROGRAM

    $1,585.99
    Holland SAF XA-J36 Outboard Fifth Wheel* High Quality Fifth Wheel Slide Base* 36 Inch Travel* Sold Individually* Warranty On Fifth Wheel Slide Bases Against Defects In Workmanship & Material From...
    09-05110066
    SKU:
    09-05110066
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $1,585.99
    Qty in Cart: 0
    Price:
    $1,585.99
    Subtotal:
  • Iowa Customs Aluminum Air Line Box Sectionalized Deck Plate W/ 3 Electrical Plug, 2 Air Line & 2 Hydraulic Holes

    Iowa Customs Aluminum Air Line Box Sectionalized Deck Plate W/ 3 Electrical Plug, 2 Air Line & 2 Hydraulic Holes

    IOWA CUSTOMS

    $1,045.99
    Aluminum Air Line Box Sectionalized Deck Plate W/ 3 Electrical Plug, 2 Air Line & 2 Hydraulic Holes By Iowa CustomsThis sleek aluminum air line box from Iowa Customs fits seamlessly into your...
    09-05030034
    SKU:
    09-05030034
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,045.99
    Qty in Cart: 0
    Price:
    $1,045.99
    Subtotal:
  • Quilted Vinyl 5th Wheel Cover For Holland

    Quilted Vinyl 5th Wheel Cover For Holland

    ROBERT JAMES ENTERPRISES

    $147.99 - $181.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksLight Gray Quilted Vinyl 5th Wheel Cover For HollandLight Quilted Holland Fifth Wheel Cover* High...
    PPR_299020
    SKU:
    PPR_299020
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Material Options:
    Vinyl
    Style Options:
    Quilted
    Make:
    Universal Items
    $147.99 - $181.99
    Qty in Cart: 0
    Price:
    $147.99 - $181.99
    Subtotal:
  • CSM Tire Tread Step Plates 5 X 20 Inch

    CSM Tire Tread Step Plates 5 X 20 Inch

    CHROME SHOP MAFIA

    $209.99 - $276.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksCSM Unpainted Tire Tread Step Plates 5 X 20 InchChrome Shop Mafia Tire Tread Step Plates* High Quality...
    PPR_299016
    SKU:
    PPR_299016
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Location:
    Made In USA
    Height Options:
    20 Inch
    Finish Options:
    Paintable
    Width Options:
    5 Inch
    Ready To Ship:
    Yes
    $209.99 - $276.99
    Qty in Cart: 0
    Price:
    $209.99 - $276.99
    Subtotal:
  • CSM Truckin Aint Easy Step Plates 5 X 20 Inch

    CSM Truckin Aint Easy Step Plates 5 X 20 Inch

    CHROME SHOP MAFIA

    $209.99 - $276.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksCSM Truckin Aint Easy Unpainted Step Plates 5 X 20 Inch5 X 20 Inch Truckin Aint Easy Step Plates By...
    PPR_299017
    SKU:
    PPR_299017
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Width Options:
    5 Inch
    Location:
    Made In USA
    Height Options:
    20 Inch
    Ready To Ship:
    Yes
    $209.99 - $276.99
    Qty in Cart: 0
    Price:
    $209.99 - $276.99
    Subtotal:
  • CSM Keep On Truckin Step Plates 5 X 20 Inch

    CSM Keep On Truckin Step Plates 5 X 20 Inch

    CHROME SHOP MAFIA

    $209.99 - $276.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksCSM Keep On Truckin Unpainted Step Plates 5 X 20 Inch5 X 20 Inch Keep On Truckin Plates By Chrome Shop...
    PPR_299018
    SKU:
    PPR_299018
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Width Options:
    5 Inch
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Height Options:
    20 Inch
    $209.99 - $276.99
    Qty in Cart: 0
    Price:
    $209.99 - $276.99
    Subtotal:
  • SS Trough Style Flush Mount Air Line Box Kit With Two 7-Way Plugs by CSM

    SS Trough Style Flush Mount Air Line Box Kit With Two 7-Way Plugs by CSM

    CHROME SHOP MAFIA

    $479.99
    SS Trough Style Flush Mount Air Line Box Kit With Air & Electrical Fittings By Chrome Shop Mafia* High Quality Air Line Box Kit* Includes:  - (2) 7-Way Plugs  - (2) Bulkhead Fittings  - (2) Male...
    09-0504316K01
    SKU:
    09-0504316K01
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $479.99
    Qty in Cart: 0
    Price:
    $479.99
    Subtotal:
  • Stainless Steel Trough Style Air Line Box Kit With 7-Way Plugs by CSM

    Stainless Steel Trough Style Air Line Box Kit With 7-Way Plugs by CSM

    CHROME SHOP MAFIA

    $455.99
    SS Trough Style Flush Mount Air Line Box Kit With Air & Electrical Fittings By Chrome Shop Mafia* High Quality Air Line Box Kit* Includes:  - (1) 7-Way Plugs  - (2) Bulkhead Fittings  - (2) Male...
    09-0504315K01
    SKU:
    09-0504315K01
    Product Type:
    Frame & Chassis
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $455.99
    Qty in Cart: 0
    Price:
    $455.99
    Subtotal:
  • Stainless Steel Surface Mount Air Line Box Kit With One 7-Way Plugs by CSM

    Stainless Steel Surface Mount Air Line Box Kit With One 7-Way Plugs by CSM

    CHROME SHOP MAFIA

    $500.99
    SS Air Line Box Kit With Air & Electrical Fittings By Chrome Shop Mafia* High Quality Air Line Box Kit* Includes:  - (1) 7-Way Plugs  - (2) Bulkhead Fittings  - (2) Male Quick Couplers  - (2) Female...
    09-0504306K01
    SKU:
    09-0504306K01
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $500.99
    Qty in Cart: 0
    Price:
    $500.99
    Subtotal:
  • 24 Inch Stainless Steel Coffin Style Air Line Box Kit With Two 7-Way Plugs by CSM

    24 Inch Stainless Steel Coffin Style Air Line Box Kit With Two 7-Way Plugs by CSM

    CHROME SHOP MAFIA

    $479.99
    24 Inch SS 18 Inch Coffin Style Air Line Box Kit With Air & Electrical Fittings By Chrome Shop Mafia* High Quality Air Line Box Kit* Includes:  - (2) 7-Way Plugs  - (2) Bulkhead Fittings  - (2) Male...
    09-0504002K01
    SKU:
    09-0504002K01
    Material Options:
    Stainless Steel
    Length Options:
    24 Inch
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $479.99
    Qty in Cart: 0
    Price:
    $479.99
    Subtotal:
  • Stainless Steel Surface Mount Air Line Box Kit With 7-Way Plugs by CSM

    Stainless Steel Surface Mount Air Line Box Kit With 7-Way Plugs by CSM

    CHROME SHOP MAFIA

    $457.99
    SS Air Line Box Kit With Air & Electrical Fittings By Chrome Shop Mafia* High Quality Air Line Box Kit* Includes:  - (1) 7-Way Plug  - (2) Bulkhead Fittings  - (2) Male Quick Couplers  - (2) Female...
    09-0504301K01
    SKU:
    09-0504301K01
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $457.99
    Qty in Cart: 0
    Price:
    $457.99
    Subtotal:
  • 18 Inch Stainless Steel Coffin Style Air Line Box Kit With 7-Way Plugs by CSM

    18 Inch Stainless Steel Coffin Style Air Line Box Kit With 7-Way Plugs by CSM

    CHROME SHOP MAFIA

    $481.99
    18 Inch SS 18 Inch Coffin Style Air Line Box Kit With Air & Electrical Fittings By Chrome Shop MafiaNeed a sleek and durable solution for your truck's deck plate? Check out the 18 Inch Air Line Box...
    09-0504001K01
    SKU:
    09-0504001K01
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    Length Options:
    18 Inch
    Make:
    Universal Items
    $481.99
    Qty in Cart: 0
    Price:
    $481.99
    Subtotal:
  • SS Frame Mount Steps 12 Inch

    SS Frame Mount Steps 12 Inch

    VALLEY CHROME PLATING

    $213.99
    12 Inch SS Steps With Chrome Steel Sides By Valley ChromeAccess the frame area of your truck with ease using 12-inch truck frame steps! Simple to install and designed for practicality, these steps...
    09-050515
    SKU:
    09-050515
    Length Options:
    12 Inch
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $213.99
    Qty in Cart: 0
    Price:
    $213.99
    Subtotal:
  • Diamond Plated Aluminum Step Box With Gaiter Door & Air Shock By Sturdy-Lite

    Diamond Plated Aluminum Step Box With Gaiter Door & Air Shock By Sturdy-Lite

    STURDY-LITE

    $738.99 - $815.99
    Choose Option(s) to see description.Sturdy-Lite 24 Inch Diamond Plated Aluminum Step Box With Gator Door & Air ShockSturdy-Lite 24 Inch Diamond Plated Aluminum Step Box* High Quality Step Box* 24...
    PPR_298998
    SKU:
    PPR_298998
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $738.99 - $815.99
    Qty in Cart: 0
    Price:
    $738.99 - $815.99
    Subtotal:
  • Leaf Spring Repair Plates With No Center Hole

    Leaf Spring Repair Plates With No Center Hole

    AFTERMARKET

    $110.99 - $127.99
    Choose Option(s) to see description.Leaf Spring Repair Plate 2.76 X 0.472 X 66 Inch OAL W/ 6.5 Inch ArchSpring Steel Repair Plate With No Center Hole* High Quality Repair Plate* Dimensions:  - 2.75...
    PPR_298959
    SKU:
    PPR_298959
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $110.99 - $127.99
    Qty in Cart: 0
    Price:
    $110.99 - $127.99
    Subtotal:
  • Trunnion Bushing 3.5 ID X 4.5 OD X 3.5 Inch

    Trunnion Bushing 3.5 ID X 4.5 OD X 3.5 Inch

    AUTOMANN USA

    $13.98
    Trunnion Bushing E1334, R301334, 91008040, TA802A, And 15875* High Quality Trunnion Bushing* Dimensions:  - 3.5 Inch ID   - 4.5 Inch OD   - 3.5 Inch Length* Sold Individually* Warranty On Trunnion...
    29-05250050
    SKU:
    29-05250050
    Truck Class:
    Heavy Duty
    Diameter Options:
    3 1/2 Inch
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $13.98
    Qty in Cart: 0
    Price:
    $13.98
    Subtotal:
  • Walking Beam - 54 Inch Axle Spread 40K Low Mount For Chalmers Rear 800

    Walking Beam - 54 Inch Axle Spread 40K Low Mount For Chalmers Rear 800

    AFTERMARKET

    $1,283.99
    Chalmers Walking Beam Replaces Parts 800079. 3578486C1Maximize suspension reliability with this premium Walking Beam for Chalmers Rear 800, designed for a 54-inch axle spread and built to handle 40K...
    29-05100300
    SKU:
    29-05100300
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,283.99
    Qty in Cart: 0
    Price:
    $1,283.99
    Subtotal:
  • 5 3/4 Inch End Beam Bushing Assembly For Hendrickson 480-520 Series

    5 3/4 Inch End Beam Bushing Assembly For Hendrickson 480-520 Series

    AFTERMARKET

    $180.99
    Hendrickson End Beam Bushing Assembly* High Quality End Beam Bushing Assembly* Consists Of   - (1) End Beam Bushing   - (1) Adapter Kit* 5 3/4 Inch* Made In USA* Sold Individually* Warranty On End...
    29-05100284
    SKU:
    29-05100284
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $180.99
    Qty in Cart: 0
    Price:
    $180.99
    Subtotal:
  • Total: items /

Adding your products to cart

Find Aftermarket Frame & Chassis Parts for the Isuzu NPR/HD Truck Model! You can keep your Isuzu NPR or NPR-HD in top shape with quality frame, chassis, and suspension parts. From brakes, axles, and leaf springs to air ride systems and steering components, we've got you covered. Looking for cab upgrades? Check out visors, fairings, and sleeper accessories to enhance style and function. Whether it's repairs, maintenance, or upgrades, you'll find the parts you need to keep your truck road-ready and performing at its best.

Frequently Asked Questions About Isuzu NPR / HD Truck Frame & Chassis

What components are included in the frame and chassis category?

This category covers structural and chassis-related parts for Isuzu NPR and NPR-HD trucks, including frame rails, crossmembers, frame reinforcement plates, chassis brackets, and related mounting hardware. These are the components that make up the backbone of the truck, supporting the cab, body, and drivetrain.

How do I know if a frame or chassis part will fit my specific Isuzu NPR or NPR-HD model year?

Frame and chassis dimensions can vary by model year, cab configuration, and wheelbase, so it is important to verify fitment using your truck's VIN or chassis specifications before ordering. If you are unsure, our team can help you confirm compatibility so you get the correct part the first time.

Can I repair a damaged or rusted frame section instead of replacing the entire frame?

In many cases, yes. Frame reinforcement plates, sister sections, and crossmember replacements are common solutions for localized damage or corrosion, and they can be more cost-effective than a full frame replacement. However, the right approach depends on the extent and location of the damage, so it is a good idea to have a qualified technician inspect the frame first.

What material and finish should I expect on these frame and chassis parts?

Most frame and chassis components are made from heavy-gauge steel designed to handle structural loads, and many come with a protective coating such as primer or paint to help resist corrosion. Finish quality can vary between manufacturers, so check the product listing for specific coating details before purchasing.

Does replacing or repairing frame and chassis components affect my truck's warranty or DOT compliance?

Structural repairs and replacements can affect DOT inspection outcomes if not done correctly, since frame integrity is a checked item during inspections. Work on frame and chassis components should be performed by a qualified technician following proper welding and safety procedures, and any original manufacturer warranty considerations should be reviewed before starting repairs.


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