null

Isuzu NPR / HD Truck Frame & Chassis

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • 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:
  • Oil Seal Differential Input Shaft For Eaton DSP & RSP40-404 - Replaces 127591

    Oil Seal Differential Input Shaft For Eaton DSP & RSP40-404 - Replaces 127591

    OPP - ORIGINAL PARTS PROGRAM

    $47.83
    Oil Seal Differential Input Shaft* High Quality Oil Seal Differential Input Shaft* Replaces OEM # 127591* Sold Individually* Warranty On Input Shaft Against Defects In Workmanship & Material From...
    09-05212001
    SKU:
    09-05212001
    Truck Class:
    Universal
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $47.83
    Qty in Cart: 0
    Price:
    $47.83
    Subtotal:
  • Cross PTO Style Universal Joint Replaces 2599582C91 For International ProStar, Volvo VNL Gen II, Peterbilt 379

    Cross PTO Style Universal Joint Replaces 2599582C91 For International ProStar, Volvo VNL Gen II, Peterbilt 379

    AUTOMANN USA

    $12.01
    Cross PTO Style Universal Joint Fits International ProStar, Volvo VNL Gen II & Peterbilt 379Enhance PTO reliability with the Cross PTO Style Universal Joint, engineered for International ProStar,...
    09-052100001
    SKU:
    09-052100001
    Length Options:
    10 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $12.01
    Qty in Cart: 0
    Price:
    $12.01
    Subtotal:
  • Stainless Steel Steerable Lift Axle APSCO Control Panel

    Stainless Steel Steerable Lift Axle APSCO Control Panel

    AUTOMANN USA

    $899.99
    7 X 3 X 5 14 Gauge Stainless Steel APSCO Steer Axle Control Panel* High Quality Control Panel* Silver Finish* 14 Gauge Stainless Steel* Dimensions  - 7 Inch Length  - 3 Inch Width  - 5 Inch Diameter*...
    09-052000002
    SKU:
    09-052000002
    Truck Class:
    Universal
    Diameter Options:
    5 Inch
    Width Options:
    3 Inch
    Length Options:
    7 Inch
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $899.99
    Qty in Cart: 0
    Price:
    $899.99
    Subtotal:
  • Stainless Steel Lift Axle APSCO Control Panel

    Stainless Steel Lift Axle APSCO Control Panel

    AUTOMANN USA

    $662.99
    7 X 3 X 5 14 Gauge Stainless Steel APSCO Lift Axle Control Panel* High Quality Control Panel* Silver Finish* 14 Gauge Stainless Steel* Dimensions  - 7 Inch Length  - 3 Inch Width  - 5 Inch Diameter*...
    09-052000001
    SKU:
    09-052000001
    Diameter Options:
    5 Inch
    Width Options:
    3 Inch
    Length Options:
    7 Inch
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $662.99
    Qty in Cart: 0
    Price:
    $662.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Brake Drum Hub Pilot Balanced Light Weight Replaces GUN3922X, 3922X

    Brake Drum Hub Pilot Balanced Light Weight Replaces GUN3922X, 3922X

    AUTOMANN USA

    Now: $133.69
    Was: $190.99
    Brake Drum Hub Pilot 10 Hole BalancedUpgrade your truck's braking performance with this high-quality Brake Drum Hub Pilot. It features a 16.5-inch brake surface, 10.59-inch depth, and lightweight...
    09-0517306
    SKU:
    09-0517306
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    Now: $133.69
    Was: $190.99
    Qty in Cart: 0
    Price:
    Now: $133.69
    Was: $190.99
    Subtotal:
  • Brake Drum Outboard 16.5 x 7 Inch Light Weight 9006X, 53-123537-002, 89996B

    Brake Drum Outboard 16.5 x 7 Inch Light Weight 9006X, 53-123537-002, 89996B

    AUTOMANN USA

    $282.99
    80000 Series Brake Drum* High quality drum* Steel Shell With Fused GrAY iRON lINER* Brake size: 16.5 x 7 inches* Bolt number: 10* Bolt circle diameter: 11.25 inches* Pilot diameter: 8.78 inches*...
    09-0517303
    SKU:
    09-0517303
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Steel
    Product Type:
    Frame & Chassis
    $282.99
    Qty in Cart: 0
    Price:
    $282.99
    Subtotal:
  • Brake Drum 10 Hole Unimount Balanced 16.5 x 7 Inch

    Brake Drum 10 Hole Unimount Balanced 16.5 x 7 Inch

    OPP - ORIGINAL PARTS PROGRAM

    $240.99
    Unimount Balanced Wheel Brake Drum* High Quality Drum* Brake Size: 16.5 x 7 Inches* Bolt Number: 10* Bolt Center Diameter: 7.56 inches* Surface Flat: 7.56 inches* Balanced* Sold Individually*...
    09-0517300
    SKU:
    09-0517300
    Diameter Options:
    16 1/2 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $240.99
    Qty in Cart: 0
    Price:
    $240.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Automatic Slack Adjuster 1.5 -10 Spline X 6 Inch Straight

    Automatic Slack Adjuster 1.5 -10 Spline X 6 Inch Straight

    AUTOMANN USA

    $81.99
    6 Inch 1.5-10 Spline Air Brake Slack Adjuster StraightThis slack adjuster automatically adjusts the brake gap for a 1.50 inch -10 spline camshaft, with a 5.5 inch arm span and a straight design. No...
    09-0517204
    SKU:
    09-0517204
    Length Options:
    6 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $81.99
    Qty in Cart: 0
    Price:
    $81.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Automatic Slack Adjuster 1.5 - 28 Spline X 6 Inch Span

    Automatic Slack Adjuster 1.5 - 28 Spline X 6 Inch Span

    BESTFIT TRUCK PARTS

    $71.99
    Auto Meritor Type Slack Adjuster Inch Straight Arm* High Quality Automatic Slack Adjuster* Unhanded* Clevis Kit Meritor Type Bracket Kit Included  - 5/8 Inch - 18 Thread  - (1) 1/2 Inch Pin  - (1)...
    09-0517203
    SKU:
    09-0517203
    Height Options:
    6 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Product Type:
    Frame & Chassis
    $71.99
    Qty in Cart: 0
    Price:
    $71.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Automatic Slack Adjuster 1.5 - 28 Spline X 5.5 Inch Replaces E11401, E11401A

    BESTfit Automatic Slack Adjuster 1.5 - 28 Spline X 5.5 Inch Replaces E11401, E11401A

    BESTFIT TRUCK PARTS

    $78.99
    Auto Slack Adjuster Merritor Type 5.5 Inch Straight Arm By BESTfitDepend on the BESTfit Automatic Slack Adjuster 1.5 - 28 Spline x 5.5 Inch for precise, reliable brake operation. This high-quality,...
    09-0517201
    SKU:
    09-0517201
    Length Options:
    5 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $78.99
    Qty in Cart: 0
    Price:
    $78.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Automatic Slack Adjuster 1.5 -28 Spline X 5.5 Inch Span For Trailer Axle With 16.5 Inch Brake

    BESTfit Automatic Slack Adjuster 1.5 -28 Spline X 5.5 Inch Span For Trailer Axle With 16.5 Inch Brake

    BESTFIT TRUCK PARTS

    $71.99
    Slack Adjuster For Trailer Axle W/ 16.5 Inch Brake By BESTfitKeep your trailer brakes properly adjusted with this BESTfit Automatic Slack Adjuster. Designed for axles with 16.5-inch brakes, it...
    09-0517200
    SKU:
    09-0517200
    Truck Class:
    Universal
    Length Options:
    5 Inch
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $71.99
    Qty in Cart: 0
    Price:
    $71.99
    Subtotal:
  • 15.0 X 4.0 IN Brake Shoe Set W/ 2 Shores & Hardware

    15.0 X 4.0 IN Brake Shoe Set W/ 2 Shores & Hardware

    AFTERMARKET

    $122.99
    Brake Shoe Set W/ 2 Shores & Hardware* High Quality Brake Shoe Set* Contains: - 2 Shoes - Hardware Kit* 15.0 X 4.0 Inch* Sold As Set* Warranty On Brake Shoe Sets Against Defects In Workmanship &...
    09-0517111
    SKU:
    09-0517111
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $122.99
    Qty in Cart: 0
    Price:
    $122.99
    Subtotal:
  • 16.5 X 7 Inch Brake Shoe Kit 4709ES Plus

    16.5 X 7 Inch Brake Shoe Kit 4709ES Plus

    AFTERMARKET

    $140.99
    Brake Shoe Kit / No Cores Required* High Quality Brake Shoe Kit * 4709ES Plus* Contains 2 Shoes And 1 Hardware Kit* Shoes Have 23K Standard Lining* Sold As Kit * Warranty On Brake Shoe Kits Against...
    09-0517108
    SKU:
    09-0517108
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $140.99
    Qty in Cart: 0
    Price:
    $140.99
    Subtotal:
  • 16.5 X 7 Inch Brake Shoe Kit 4707Q Plus

    16.5 X 7 Inch Brake Shoe Kit 4707Q Plus

    AUTOMANN USA

    $98.99
    Brake Shoe Kit / No Cores RequiredThis high quality 16.5 X 7 inch brake shoe kit 4707Q plus includes 2 shoes and 1 hardware kit. The shoes have a 23K standard lining and no core is required.* High...
    09-0517107
    SKU:
    09-0517107
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $98.99
    Qty in Cart: 0
    Price:
    $98.99
    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.


Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!