null

Freightliner M2 Business Class Parts

The Freightliner M2 Business Class semi-truck is a solid medium-duty truck that offers the versatility and reliability you'd expect from Freightliner, but we can make you stand out even more by customizing your semi truck with quality parts and chrome accessories from 4 State Trucks. When you drive an M2 Business Class, you'll enjoy top-notch features like maneuverability, roomy interior, and great driver visibility that make it fun and easy to keep your truck on the road. Whether you need bumpers, exhaust, fuel tanks, or any other aftermarket or custom parts for your M2, 4 State Trucks has got you covered - shop our selection of Freightliner parts today.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • FREE SHIPPING OVER $249
    Multi Color Function Rigid Strip W/ 7 Selectable Colors & Length Options

    Multi Color Function Rigid Strip W/ 7 Selectable Colors & Length Options

    MAXXIMA

    $61.99 - $117.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksMulti Color Function Rigid Strip 12 Inch W/ 7 Selectable Colors & 33 LEDs12 Inch Multi Color Function...
    PPR_301232
    SKU:
    PPR_301232
    Height Options:
    114 Inch
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $61.99 - $117.99
    Qty in Cart: 0
    Price:
    $61.99 - $117.99
    Subtotal:
  • Stainless Steel 30 Inch Mud Flap Hanger Spring Loaded W/ Optional Bolt Spacing

    Stainless Steel 30 Inch Mud Flap Hanger Spring Loaded W/ Optional Bolt Spacing

    TRUX ACCESSORIES

    $127.99 - $163.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks & TrailersStainless Steel Mud Flap Hangers 30 X 5.5 Inch W/ 1.125 Inch Bolt SpacingMud Flap Hangers 30...
    PPR_301248
    SKU:
    PPR_301248
    Finish Options:
    Mirror
    Material Options:
    Stainless Steel
    Product Type:
    Mud Flaps
    Width Options:
    30 Inch
    Make:
    Universal Items
    $127.99 - $163.99
    Qty in Cart: 0
    Price:
    $127.99 - $163.99
    Subtotal:
  • Merritt Aluminum Cab Rack W/ Jail Bar Window & 2 Side Enclosures 86 X 68 X 9 Inch

    Merritt Aluminum Cab Rack W/ Jail Bar Window & 2 Side Enclosures 86 X 68 X 9 Inch

    MERRITT

    $5,806.99
    Diamond Plated Aluminum Cab Rack W/ 2 Chain Hangers* High Quality Cab Rack* Made Of Aluminum* Includes:  - Diamond Plated Body  - Jail Bar Window  - (2) Side Enclosures  - (2) Chain Hangers*...
    319381M0086
    SKU:
    319381M0086
    Product Type:
    Exterior
    Location:
    Made In USA
    Height Options:
    68 Inch
    Finish Options:
    Diamond Plate
    Width Options:
    86 Inch
    Material Options:
    Aluminum
    Make:
    Universal Items
    $5,806.99
    Qty in Cart: 0
    Price:
    $5,806.99
    Subtotal:
  • Merritt Aluminum Cab Rack W/ Radius Corners & Jail Bar Window 70 X 68 Inch

    Merritt Aluminum Cab Rack W/ Radius Corners & Jail Bar Window 70 X 68 Inch

    MERRITT

    $3,318.99
    Diamond Plated Aluminum Cab Rack W/ 2 Split Trays/Lids & 4 Inch Tall Foot Assembly* High Quality Cab Rack* Made Of Aluminum* Includes:  - Diamond Plated Body  - Radius Corners  - 4 Inch Tall Foot...
    317367C0446
    SKU:
    317367C0446
    Product Type:
    Exterior
    Material Options:
    Aluminum
    Location:
    Made In USA
    Height Options:
    68 Inch
    Finish Options:
    Diamond Plate
    Width Options:
    70 Inch
    Make:
    Universal Items
    $3,318.99
    Qty in Cart: 0
    Price:
    $3,318.99
    Subtotal:
  • Merritt Aluminum Tool Box Kit W/ Black Textured Double Doors 60 X 18 X 18 Inch

    Merritt Aluminum Tool Box Kit W/ Black Textured Double Doors 60 X 18 X 18 Inch

    MERRITT

    $2,095.99
    60 X 18 X 18 Inch Aluminum Tool Box Kit W/ Black Textured Double Doors By Merritt* High Quality Tool Box Kit* Made Of Aluminum* Includes:  - Aluminum Smooth Body  - Black Textured Double Doors*...
    291TBK
    SKU:
    291TBK
    Product Type:
    Toolboxes
    Length Options:
    60 Inch
    Width Options:
    18 Inch
    Height Options:
    18 Inch
    Position:
    Kit Full
    Material Options:
    Aluminum
    Location:
    Made In USA
    Make:
    Universal Items
    $2,095.99
    Qty in Cart: 0
    Price:
    $2,095.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover, Chrome Plastic Nut Covers & Mounting Hardware

    Roadworks Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover, Chrome Plastic Nut Covers & Mounting Hardware

    ROADWORKS

    $200.99
    Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover, Chrome Plastic Nut Covers & Mounting Hardware By Roadworks* High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish* For...
    29-2003030
    SKU:
    29-2003030
    Product Type:
    Wheels
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Finish Options:
    Polished
    Make:
    Universal Items
    $200.99
    Qty in Cart: 0
    Price:
    $200.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover & Mounting Hardware For Disk Hubcovers

    Roadworks Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover & Mounting Hardware For Disk Hubcovers

    ROADWORKS

    $184.99
    Stainless Steel Hubcover 22.5 Inch W/ Disk Dana-Spicer Hubcover & Mounting Hardware By Roadworks Fits Disk Hubcovers* High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish* For Disk...
    29-2003029
    SKU:
    29-2003029
    Product Type:
    Wheels
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Make:
    Universal Items
    $184.99
    Qty in Cart: 0
    Price:
    $184.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover 24.5 Inch

    Roadworks Stainless Steel Hubcover 24.5 Inch

    ROADWORKS

    $182.99
    * High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish* For Disk Hubcovers* Includes:  - Disk Dana-Spicer Hub Cover  - Mounting Hardware * 24.5 Inch Diameter Disk* Sold Individually*...
    29-2003031
    SKU:
    29-2003031
    Product Type:
    Wheels
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    $182.99
    Qty in Cart: 0
    Price:
    $182.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover W/ Flame Dana-Spicer Hubcover & Mounting Hardware For Flame Drive Axle Hubcovers

    Roadworks Stainless Steel Hubcover W/ Flame Dana-Spicer Hubcover & Mounting Hardware For Flame Drive Axle Hubcovers

    ROADWORKS

    $114.99
    Stainless Steel Hubcover W/ Flame Dana-Spicer Hubcover & Mounting Hardware By Roadworks Fits Flame Drive Axle Hubcovers* High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish* For Flame...
    29-2003027
    SKU:
    29-2003027
    Product Type:
    Wheels
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    $114.99
    Qty in Cart: 0
    Price:
    $114.99
    Subtotal:
  • Outer Spindle Nut 4 Inch A/F & 3.25 Inch 12 Thread

    Outer Spindle Nut 4 Inch A/F & 3.25 Inch 12 Thread

    AFTERMARKET

    $43.85
    4 Inch A/F Outer Spindle Nut 3.25 Inch 12 Thread* High Quality Outer Spindle Nut* Dimensions:  - 4.00 Inch A/F  - 3.25 Inch - 12 Thread  - 0.38 Inch Thick* Sold Individually* Warranty On Outer...
    29-203301
    SKU:
    29-203301
    Product Type:
    Wheels
    Make:
    Universal Items
    $43.85
    Qty in Cart: 0
    Price:
    $43.85
    Subtotal:
  • 32 X 79 Inch Mattress W/ 7 Inch Base Height & 1 Inch C-Gell Height

    32 X 79 Inch Mattress W/ 7 Inch Base Height & 1 Inch C-Gell Height

    AFTERMARKET

    $302.99
    Mattress 32 X 79 Inch W/ 7 Inch Base Height & 1 Inch C-Gell Height* High Quality Mattress* Includes:  - 7 Inch Base Height  - 1 Inch C-Gell Height* Dimensions:  - 32 Inch Length Of The Truck  - 79...
    29-1545007
    SKU:
    29-1545007
    Product Type:
    Interior
    Height Options:
    8 Inch
    Width Options:
    79 Inch
    Length Options:
    32 Inch
    Make:
    Universal Items
    $302.99
    Qty in Cart: 0
    Price:
    $302.99
    Subtotal:
  • Roadworks Stainless Steel Hubcover W/ Super-Hub Dana-Spicer Hubcover & Mounting Hardware For Super-Hub Drive Axle Hubcovers

    Roadworks Stainless Steel Hubcover W/ Super-Hub Dana-Spicer Hubcover & Mounting Hardware For Super-Hub Drive Axle Hubcovers

    ROADWORKS

    $165.99
    Stainless Steel Hubcover W/ Super-Hub Dana-Spicer Hubcover & Mounting Hardware By Roadworks Fits Super-Hub Drive Axle Hubcovers* High Quality Hubcover* Made Of 304 Stainless Steel* Polished Finish*...
    29-2003028
    SKU:
    29-2003028
    Product Type:
    Wheels
    Location:
    Made In USA
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $165.99
    Qty in Cart: 0
    Price:
    $165.99
    Subtotal:
  • Fifth Wheel Mounting Rail 55 X 3 X 4 Inch

    Fifth Wheel Mounting Rail 55 X 3 X 4 Inch

    OPP - ORIGINAL PARTS PROGRAM

    $326.99
    55 X 3 X 4 Inch Fifth Wheel Mounting Rail* High Quality Fifth Wheel Mounting Rail* Includes:  - (2) 5th Wheel Mounting Angle Brackets* Dimensions:  - 55 Inch Length  - 3 Inch Width  - 4 Inch Height ...
    29-051100033
    SKU:
    29-051100033
    Product Type:
    Frame & Chassis
    Length Options:
    55 Inch
    Height Options:
    4 Inch
    Width Options:
    3 Inch
    Location:
    Made In USA
    Make:
    Universal Items
    $326.99
    Qty in Cart: 0
    Price:
    $326.99
    Subtotal:
  • Ridewell Bushing Replacement Kit W/ Hardware

    Ridewell Bushing Replacement Kit W/ Hardware

    RIDEWELL

    $276.99
    Bushing Replacement Kit W/ Hardware By Ridewell* High Quality Bushing Replacement Kit* Used For Light Trac Lift Axle Air Suspension (Not Included)* Includes:  - (2) Kits (1 Per Axle)  - Needed...
    29-05100584
    SKU:
    29-05100584
    Product Type:
    Frame & Chassis
    Position:
    Kit Full
    Location:
    Made In USA
    Make:
    Universal Items
    $276.99
    Qty in Cart: 0
    Price:
    $276.99
    Subtotal:
  • Bug Screen Hardware W/ 12 Pull DOT Fasteners For BS-4900 Abstract Bug Screen

    Bug Screen Hardware W/ 12 Pull DOT Fasteners For BS-4900 Abstract Bug Screen

    ROBERT JAMES ENTERPRISES

    $34.32
    Bug Screen Hardware W/ 12 Pull DOT Fasteners By Robert James Enterprises* High Quality Bug Screen Hardware* Hardware Kit For BS-4900 Abstract Bug Screen* (12) Pull DOT Fasteners* Sold Individually*...
    29-120904
    SKU:
    29-120904
    Product Type:
    Hood Parts & Acc.
    Position:
    Kit Full
    Make:
    Universal Items
    $34.32
    Qty in Cart: 0
    Price:
    $34.32
    Subtotal:
  • Stainless Steel 4 Inch Fuel Tank Strap Cover

    Stainless Steel 4 Inch Fuel Tank Strap Cover

    AFTERMARKET

    $56.99
    4 Inch Fuel Tank Strap Cover Stainless Steel* High Quality Fuel Tank Strap Cover* Made Of 20 Gauge 304 Stainless Steel* #8 Mirror Finish* 4 Inch Width* Sold Individually* Warranty On Fuel Tank Strap...
    29-06010023
    SKU:
    29-06010023
    Product Type:
    Fuel Tanks
    Finish Options:
    Polished
    Width Options:
    4 Inch
    Size Options:
    20 Gauge
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • NOX Sensor W/ Sensor Thread & Interface Module Replaces 2894945, 5293295RX & 2872297 For Cummins ISB

    NOX Sensor W/ Sensor Thread & Interface Module Replaces 2894945, 5293295RX & 2872297 For Cummins ISB

    AFTERMARKET

    $340.99
    NOX Sensor W/ Interface Module & Sensor Thread Fits Cummins ISB Replaces 2894945, 5293295RX & 2872297* High Quality NOX Sensor* Includes:  - Sensor Body  - Make-Specific Connector  - Interface...
    29-08060033
    SKU:
    29-08060033
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Make:
    Universal Items
    $340.99
    Qty in Cart: 0
    Price:
    $340.99
    Subtotal:
  • Roadworks 94 X 4 Inch Stainless Steel Full Bumper Bar W/ 14 Round 2 Inch Amber Beehive LEDs & Amber Lens

    Roadworks 94 X 4 Inch Stainless Steel Full Bumper Bar W/ 14 Round 2 Inch Amber Beehive LEDs & Amber Lens

    ROADWORKS

    $375.99
    94 X 4 Inch Stainless Steel Full Bumper Bar W/ 14 Round 2 Inch Amber Beehive LEDs & Amber Lens By Roadworks* High Quality Full Bumper Bar* Made Of 430 Stainless Steel* Tabbed Top Lip On Ends*...
    09-010600195
    SKU:
    09-010600195
    Height Options:
    4 Inch
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Length Options:
    94 Inch
    Product Type:
    Bumpers
    Light Options:
    Without Lights
    Make:
    Universal Items
    $375.99
    Qty in Cart: 0
    Price:
    $375.99
    Subtotal:
  • 13/16 X 1 3/8 Inch Chrome Bullet Push On Lug Nut Covers - Pack Of 10

    13/16 X 1 3/8 Inch Chrome Bullet Push On Lug Nut Covers - Pack Of 10

    GRAND GENERAL

    $16.20
    Chrome Bullet Push On Lug Nut Covers* High Quality Nut Cover* Made Of Chrome-Plated Plastic* Bullet Style* Dimensions:  - 1-3/8 Inch Length  - 13/16 Inch A/F* Push-On* Sold As Pack (10)* Warranty On...
    09-20060015
    SKU:
    09-20060015
    Style Options:
    Push On
    Product Type:
    Wheels
    Finish Options:
    Chrome-Plated
    Make:
    Universal Items
    Shape Options:
    Bullet
    Length Options:
    1 1/4 Inch
    $16.20
    Qty in Cart: 0
    Price:
    $16.20
    Subtotal:
  • 33mm x 4.25 Inch Chrome Cylinder Push On Lug Nut Cover

    33mm x 4.25 Inch Chrome Cylinder Push On Lug Nut Cover

    GRAND GENERAL

    $37.46
    Chrome Plastic Push On 33MM Flat Top Cylinder Lug Nut Cover* High Quality Nut Cover* Made Of Chrome-Plated Plastic* Cylinder Style* Dimensions:  - 4.25 Inch Length  - 33 MM Diameter* Push-On* Sold As...
    09-20050157
    SKU:
    09-20050157
    Length Options:
    4 1/4 Inch
    Shape Options:
    Cylindrical
    Finish Options:
    Chrome-Plated
    Style Options:
    Push On
    Make:
    Universal Items
    Product Type:
    Wheels
    $37.46
    Qty in Cart: 0
    Price:
    $37.46
    Subtotal:
  • Total: items /

Adding your products to cart

When your Freightliner M2 Business Class is your daily workhorse, you need parts that can keep up. Whether you're hauling, delivering, or running job to job, our aftermarket parts and accessories help your rig stay sharp, strong, and road-ready.

Aftermarket Freightliner M2 Business Accessories

Our aftermarket semi truck parts are reliable, high-quality components—from front bumpers and grilles to lights, mirrors, exhausts, and more. Need engine parts to keep your powertrain smooth? Or custom touches to make your truck stand out? We’ve got it all.

Why Upgrade Your Semi Truck Parts?

- Built for performance: Get durable parts that stand up to heavy-duty jobs. - Boost your style: Chrome accents, lighting upgrades, and custom add-ons. - Fit you can trust: Designed to match the M2’s exact specs for a smooth install. - Versatile options: Perfect for owner-operators, fleets, and vocational trucks.
Whether you’re replacing worn components or tricking out your cab, the right parts make all the difference. Keep your Freightliner M2 Business Class looking great and running strong—mile after mile.

Frequently Asked Questions About Freightliner M2 Business Class Parts

What years and models of Freightliner M2 Business Class trucks do your parts fit?

Our parts are designed to fit Freightliner M2 Business Class trucks from 2003 to present. However, compatibility can vary by specific part type. For bumpers and body panels, there are typically three main design generations: 2003-2007, 2008-2017, and 2018-present. Always check the product description for exact year ranges, or contact our team with your OEM number to ensure proper fitment. Some parts may also fit the M2 106 and M2 112 variants, but verify compatibility before ordering.

Are aftermarket bumpers as durable as OEM parts, and what materials are they made from?

Quality aftermarket bumpers for the M2 Business Class are typically constructed from either heavy-duty steel (16-gauge or thicker) or high-impact ABS plastic, depending on the application. Steel bumpers often feature chrome plating or powder coating for corrosion resistance. While OEM parts meet factory specifications, many aftermarket options actually exceed OEM durability standards, especially those designed for vocational use. Look for bumpers with reinforced mounting brackets and proper drainage holes to prevent rust. We clearly specify material thickness and coating type in each product listing.

What are the most common installation challenges when replacing M2 Business Class bumpers?

The most frequent installation issues include: alignment with existing mounting holes (especially on 2008+ models where hole patterns changed), proper fitment around fog lights and sensors, and weight management during installation (steel bumpers can weigh 80-150 pounds). Many customers report needing to slightly enlarge mounting holes or use washers for proper alignment. We recommend having a second person assist with installation and using a floor jack to support the bumper during mounting. Installation typically takes 2-3 hours with basic tools, though vehicles with air dam systems or integrated step plates may require additional time.

What finish options are available, and which holds up best for different applications?

Common finishes include chrome-plated steel, polished stainless steel, painted steel, and textured plastic. For highway applications, chrome provides the classic look but requires regular maintenance to prevent pitting. Polished stainless steel costs more initially but resists corrosion better in salt-heavy regions. For vocational trucks in construction or waste management, painted steel bumpers with textured powder coating offer the best impact resistance and easy touch-up capability. Plastic bumpers work well for urban delivery trucks where weight savings and minor impact absorption are priorities.

Do I need to order additional hardware or brackets when buying a replacement bumper?

Most replacement bumpers come with new mounting brackets, but rarely include bolts, nuts, or washers. Plan to purchase Grade 8 hardware separately - typically you'll need 8-12 bolts (usually 1/2" or 5/8" diameter) with corresponding lock washers and nuts. Some installations may require bumper-to-frame adapter brackets if switching between bumper styles or upgrading from plastic to steel. Fog light brackets, license plate holders, and step plates are usually sold separately. Check if your existing hardware is reusable, but having new hardware on hand prevents installation delays.


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