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International S2100-S2300 Frame & Chassis

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  • 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:
  • 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:
  • Total: items /

Adding your products to cart

The International S2100-S2300 Frame & Chassis category offers essential parts to keep your truck in shape. Whether you need replacements or want to upgrade your truck's look and functionality, you'll find durable, high-quality options here. This selection focuses on reliability and customization, which is perfect for maintaining or enhancing your ride. Our assortment also includes International S2100-S2300 mud flaps, International S2100-S2300 fuel tanks, and International S2100-S2300 lighting.

Frequently Asked Questions About International S2100-S2300 Frame & Chassis

What specific International truck models and years are compatible with S2100-S2300 frame and chassis parts?

The S2100-S2300 frame and chassis parts are designed to fit International S-Series trucks manufactured from 1979 to 2001. This includes the S2100, S2200, and S2300 models. However, there were minor variations between model years, particularly in mounting hole patterns and frame rail widths. We recommend verifying your truck's OEM and model year before ordering, as some parts changed in 1989 and again in 1995. Contact our support team with your OEM if you need help confirming compatibility.

What are the main differences between OEM and aftermarket frame rails and crossmembers?

Aftermarket frame rails and crossmembers are typically made from high-strength steel that meets or exceeds OEM specifications. The main differences include price (aftermarket parts cost 40-60% less), availability (aftermarket parts are readily available while OEM parts may be discontinued), and minor variations in mounting hole locations. Most aftermarket parts require minimal or no modification for installation. We carry both OEM-specification replacements and heavy-duty aftermarket options that offer increased thickness for severe-duty applications.

What tools and equipment do I need to replace frame components on my S2100-S2300?

Frame component replacement requires specific tools including a heavy-duty jack and jack stands rated for commercial trucks, an impact wrench with at least 1,000 ft-lbs of torque, cutting torch or reciprocating saw for removing damaged sections, and a drill with metal bits for any mounting adjustments. You'll also need grade 8 bolts and proper torque specifications (typically 450-550 ft-lbs for main frame bolts). Many customers find it more cost-effective to have a qualified truck shop perform the installation, which typically takes 4-8 hours depending on the component.

Are chrome and painted bumpers equally durable for S2100-S2300 trucks?

Chrome bumpers offer excellent corrosion resistance and maintain their appearance longer in most conditions, but they show scratches and dings more readily. Painted bumpers are more forgiving of minor damage and can be touched up easily, but require more maintenance in salt-heavy environments. Chrome typically lasts 7-10 years with proper care, while quality painted bumpers need recoating every 4-6 years. For work trucks in harsh conditions, we often recommend painted bumpers with a protective undercoating. Both options use the same steel thickness (typically 12-gauge) and mounting systems.

What frame and chassis parts most commonly need replacement on S2100-S2300 trucks?

Based on customer feedback and order patterns, the most frequently replaced components are front bumpers and bumper brackets (due to minor collisions and corrosion), rear crossmembers (from salt and moisture damage), cab and radiator support brackets (from vibration fatigue), and frame rail repair sections behind the cab (from stress cracks). Spring hangers and shock mounts also wear out around 300,000-400,000 miles. We stock complete replacement sections for these high-wear areas, which can extend your truck's service life significantly compared to welded patches.


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