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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.
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  • 4 Inch Chrome Plated Steel Exhaust Bracket W/ Flat U-Bolt

    4 Inch Chrome Plated Steel Exhaust Bracket W/ Flat U-Bolt

    GRAND GENERAL

    $12.45
    Chrome Exhaust Bracket 4 Inch W/ Flat U-BoltAchieve a secure and stable exhaust setup with this 4 Inch Chrome Plated Steel Exhaust Bracket with Flat U-Bolt. Manufactured from durable chrome plated...
    09-080000074
    SKU:
    09-080000074
    Diameter Options:
    4 Inch
    Product Type:
    Exhaust
    Finish Options:
    Chrome-Plated
    Material Options:
    Steel
    Make:
    Universal Items
    $12.45
    Qty in Cart: 0
    Price:
    $12.45
    Subtotal:
  • Aluminum In Frame Toolbox W/ Smooth Body & Diamond Plate Lid - 13 Inches

    Aluminum In Frame Toolbox W/ Smooth Body & Diamond Plate Lid - 13 Inches

    ICONIC

    $599.99
    18 X 23 X 13 Inch In-Frame ToolboxOptimize your truck's storage with the In-Frame Toolbox with Smooth Body Checker Lid - 13 Inches, built to mount securely inside your frame rails and save valuable...
    09-050200004
    SKU:
    09-050200004
    Material Options:
    Aluminum
    Length Options:
    18 Inch
    Finish Options:
    Smooth
    Product Type:
    Toolboxes
    Height Options:
    13 Inch
    Width Options:
    23 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $599.99
    Qty in Cart: 0
    Price:
    $599.99
    Subtotal:
  • Bulldog HD Shock Absorber 6.57 Inch Stroke Replaces 555014

    Bulldog HD Shock Absorber 6.57 Inch Stroke Replaces 555014

    BULLDOG HD SHOCKS

    $70.99
    Heavy Duty Universal Shock Absorber- 12.95 Inch Compressed LengthBoost ride quality and handling with the Bulldog HD Shock Absorber 6.57-inch stroke. Built with robotic welds and a semi-gloss black...
    09-05000004
    SKU:
    09-05000004
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $70.99
    Qty in Cart: 0
    Price:
    $70.99
    Subtotal:
  • Smooth Aluminum Big Mouth Step Box W/ Diamond Plate Lid- 16 X 29.13 X 24 Inch

    Smooth Aluminum Big Mouth Step Box W/ Diamond Plate Lid- 16 X 29.13 X 24 Inch

    ICONIC

    $729.99
    16 X 29.13 X 24 Inch Smooth Aluminum Big Mouth Step Box W/ Diamond Plate LidBoost your truck's efficiency with the Smooth Aluminum Big Mouth Step Box, built for rugged use and professional appearance...
    09-020100783
    SKU:
    09-020100783
    Finish Options:
    Smooth
    Product Type:
    Toolboxes
    Height Options:
    24 Inch
    Material Options:
    Aluminum
    Width Options:
    29 Inch
    Length Options:
    16 Inch
    Make:
    Universal Items
    $729.99
    Qty in Cart: 0
    Price:
    $729.99
    Subtotal:
  • Enclosed Style Smooth Aluminum Cab Rack W/ 3 Exterior Cabinets & Interior Shelf In Center Cabinets 78 X 68 X 18 Inch

    Enclosed Style Smooth Aluminum Cab Rack W/ 3 Exterior Cabinets & Interior Shelf In Center Cabinets 78 X 68 X 18 Inch

    ICONIC

    $3,616.99
    Smooth Aluminum Cab Rack W/ 2 Chain Hangers & Stainless Steel HingesKeep your tools and equipment organized with the Smooth Aluminum 3 Door Cab Rack featuring an interior shelf and chain hangers...
    09-021100051
    SKU:
    09-021100051
    Height Options:
    68 Inch
    Width Options:
    78 Inch
    Finish Options:
    Smooth
    Length Options:
    18 Inch
    Product Type:
    Cargo Control
    Material Options:
    Aluminum
    Make:
    Universal Items
    $3,616.99
    Qty in Cart: 0
    Price:
    $3,616.99
    Subtotal:
  • Black Steel Spring Loaded Straight Mud Flap Hanger W/ 2.5 Inch Bolt Pattern- 30 Inch

    Black Steel Spring Loaded Straight Mud Flap Hanger W/ 2.5 Inch Bolt Pattern- 30 Inch

    GRAND GENERAL

    $152.99
    30 Inch Black Spring Loaded Straight Mud Flap Hanger W/ 2.5 Inch Bolt PatternKeep your mud flaps steady and functional with the 30 Inch Black Steel Spring Loaded Straight Mud Flap Hanger. Made of...
    09-050700286
    SKU:
    09-050700286
    Color:
    Black
    Style Options:
    Spring Loaded
    Product Type:
    Mud Flaps
    Length Options:
    30 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    $152.99
    Qty in Cart: 0
    Price:
    $152.99
    Subtotal:
  • Bulldog HD Shock Absorber 9.09 Inch Stroke Replaces 555014

    Bulldog HD Shock Absorber 9.09 Inch Stroke Replaces 555014

    BULLDOG HD SHOCKS

    $41.08
    Heavy Duty Universal Shock Absorber- 15.08 Inch Compressed Length Replaces 555014Restore control and stability to your vehicle with the Bulldog HD Shock Absorber, 9.09-inch stroke. Built for...
    09-05000003
    SKU:
    09-05000003
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $41.08
    Qty in Cart: 0
    Price:
    $41.08
    Subtotal:
  • Plastic Full Moon Bumper Guide Lens- Blue

    Plastic Full Moon Bumper Guide Lens- Blue

    GRAND GENERAL

    $1.02
    Blue Full Moon Bumper Guide LensGive your truck a stylish and functional enhancement with the Blue Plastic Full Moon Bumper Guide Lens. Made from sturdy plastic in a full moon style, this lens adds a...
    09-012023
    SKU:
    09-012023
    Diameter Options:
    1 Inch
    Color:
    Blue
    Style Options:
    Thread On
    Material Options:
    Plastic/Poly
    Product Type:
    Lighting
    Make:
    Universal Items
    $1.02
    Qty in Cart: 0
    Price:
    $1.02
    Subtotal:
  • Bulldog HD Steer Shock Absorber 7.6 Stroke For Freightliner M2 106 Replaces 85920

    Bulldog HD Steer Shock Absorber 7.6 Stroke For Freightliner M2 106 Replaces 85920

    BULLDOG HD SHOCKS

    $46.16
    Heavy Duty Steer Shock Absorber Replaces 85920 Fits Freightliner M2 106Improve steering control on your Freightliner M2 106 with the Bulldog HD Steer Shock Absorber, 7.6-inch stroke, replacing part...
    03-050000022
    SKU:
    03-050000022
    Product Type:
    Frame & Chassis
    Make:
    Freightliner
    $46.16
    Qty in Cart: 0
    Price:
    $46.16
    Subtotal:
  • Legendary 15 Diode Red- Amber 3157 LED Bulb

    Legendary 15 Diode Red- Amber 3157 LED Bulb

    LEGENDARY

    $22.43
    15 Diode Red- Amber 3157 LED BulbIlluminate your rig with confidence using the Legendary 15 Diode Red-Amber 3157 LED Bulb. With 15 EMC3030 dual-color LEDs, it delivers vibrant red and amber...
    09-160105630
    SKU:
    09-160105630
    Color:
    Amber/Red
    Style Options:
    LED
    Product Type:
    Lighting
    Material Options:
    Glass
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $22.43
    Qty in Cart: 0
    Price:
    $22.43
    Subtotal:
  • Aluminum Hub Pilot Wheel - 10 Hole

    Aluminum Hub Pilot Wheel - 10 Hole

    AFTERMARKET

    $514.99 - $619.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksHub Pilot Wheel 24.50 X 8.25 Inch Aluminum - 10 HoleAluminum Truck Wheel With Bright Mirror FinishThis...
    PPR_300592
    SKU:
    PPR_300592
    Truck Class:
    Heavy Duty
    Finish Options:
    Polished
    Style Options:
    Hub Pilot Wheel
    Product Type:
    Wheels
    Material Options:
    Aluminum
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $514.99 - $619.99
    Qty in Cart: 0
    Price:
    $514.99 - $619.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Valley Chrome 12MM-1.75 x 50MM Stainless Steel Bumper Bolt Kit

    Valley Chrome 12MM-1.75 x 50MM Stainless Steel Bumper Bolt Kit

    VALLEY CHROME PLATING

    $29.99 - $49.99
    Secure your truck's bumper with the Valley Chrome 12MM-1.75 x 50MM Stainless Steel Bumper Bolt Kit, designed for long-lasting strength and corrosion resistance. Made from high-quality stainless...
    PPR_300590
    SKU:
    PPR_300590
    Position:
    Kit Full
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Finish Options:
    Polished
    Truck Class:
    Heavy Duty
    Product Type:
    Bumpers
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $29.99 - $49.99
    Qty in Cart: 0
    Price:
    $29.99 - $49.99
    Subtotal:
  • VC Turbo Wing Riser Upgrade Kit W/ Mini Wing, End Plates & Bolt Kit - No Turbo Wing For Light Duty Trucks

    VC Turbo Wing Riser Upgrade Kit W/ Mini Wing, End Plates & Bolt Kit - No Turbo Wing For Light Duty Trucks

    VALLEY CHROME PLATING

    $339.99
    Turbo Wing Riser Upgrade Kit W/ Mini Wing, End Plates & Bolt Kit - No Turbo Wing By Valley Chrome* High Quality Turbo Wing Riser Upgrade Kit* Kit Includes: (Outlined In Red) - Mini Wing - End...
    29-09130002
    SKU:
    29-09130002
    Product Type:
    Exterior
    Make:
    Universal Items
    $339.99
    Qty in Cart: 0
    Price:
    $339.99
    Subtotal:
  • BESTfit 48 Inch Stainless Steel 180 Degree Slotted Exhaust Shield Guard 81E-60048SP For 4 - 7 Inch OD Pipes

    BESTfit 48 Inch Stainless Steel 180 Degree Slotted Exhaust Shield Guard 81E-60048SP For 4 - 7 Inch OD Pipes

    BESTFIT TRUCK PARTS

    $203.99
    Stainless Steel Slotted Exhaust Heat ShieldNeed to protect walls and equipment from your hot exhaust pipe? This 48-inch polished stainless steel guard mounts right onto your stack, creating a tough...
    09-080800037
    SKU:
    09-080800037
    Material Options:
    Stainless Steel
    Height Options:
    48 Inch
    Degree Options:
    180
    Style Options:
    Vertical
    Product Type:
    Exhaust
    Make:
    Universal Items
    $203.99
    Qty in Cart: 0
    Price:
    $203.99
    Subtotal:
  • T-Bolt Clamp 2.38 to 2.69 Inch TB238

    T-Bolt Clamp 2.38 to 2.69 Inch TB238

    AFTERMARKET

    $7.13
    T-Bolt Exhaust ClampLooking for a reliable clamp? This high-quality T-bolt clamp is made from durable stainless steel, ensuring it stands up to tough conditions. With a width of 0.75 inches and a...
    09-070200013
    SKU:
    09-070200013
    Product Type:
    Exhaust
    Make:
    Universal Items
    $7.13
    Qty in Cart: 0
    Price:
    $7.13
    Subtotal:
  • On Sale
    80 Inch Stainless Steel Low Profile Single Axle Fender

    80 Inch Stainless Steel Low Profile Single Axle Fender

    TRUX ACCESSORIES

    $619.51 - $819.27
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks80 Inch 14 Gauge Stainless Steel Low Profile Single Axle Fender80 Inch Low Profile Single Axle Fender-...
    PPR_300560
    SKU:
    PPR_300560
    Material Options:
    Stainless Steel
    Height Options:
    24 Inch
    Style Options:
    Rolled Edge
    Finish Options:
    Polished
    Size Options:
    14 Gauge
    Product Type:
    Rear Fenders
    Width Options:
    24 Inch
    Length Options:
    80 Inch
    Type Options:
    Full Fender
    Size Options:
    16 Gauge
    Make:
    Universal Items
    $619.51 - $819.27
    Qty in Cart: 0
    Price:
    $619.51 - $819.27
    Subtotal:
  • Bostrom Aero Style Heated Motorized Mirror W/ Light - Driver Side, W/O Harness

    Bostrom Aero Style Heated Motorized Mirror W/ Light - Driver Side, W/O Harness

    BOSTROM TRUCK SEATS

    $336.99
    Driver Side Aero Style Heated Motorized Mirror W/ Light Without Harness* High Quality Motorized Heated Mirror* Aerodynamic West Coast Style* Includes:  - Chrome Plated 304 Stainless Steel Housing  -...
    09-0915081
    SKU:
    09-0915081
    Location:
    Made In USA
    Style Options:
    West Coast Style
    Product Type:
    Exterior
    Degree Options:
    360
    Height Options:
    16 1/2 Inch
    Position:
    Driver Side
    Material Options:
    Stainless Steel
    Width Options:
    8 1/2 Inch
    Type Options:
    Heated
    Make:
    Universal Items
    $336.99
    Qty in Cart: 0
    Price:
    $336.99
    Subtotal:
  • FREE SHIPPING
    3-3/8 X 2 3/8 Inch Glass Watermelon PLUS Lens

    3-3/8 X 2 3/8 Inch Glass Watermelon PLUS Lens

    GRAND GENERAL

    $9.60 - $65,536.00
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks3.5 Inch Clear Watermelon Shape Glass LensClear Watermelon Shape Glass Lens 3.5 InchThis enhanced...
    PPR_300551
    SKU:
    PPR_300551
    Height Options:
    2 Inch
    Diameter Options:
    3 Inch
    Color:
    Amber
    Material Options:
    Glass
    Truck Class:
    Heavy Duty
    Style Options:
    Watermelon
    Product Type:
    Lighting
    Make:
    Universal Items
    Diameter Options:
    3 1/4 Inch
    Color:
    Red
    Height Options:
    2 1/4 Inch
    Color:
    Clear
    $9.60 - $65,536.00
    Qty in Cart: 0
    Price:
    $9.60 - $65,536.00
    Subtotal:
  • Aluminum Fiberglass Strap Thrower Head

    Aluminum Fiberglass Strap Thrower Head

    SOARING EAGLE

    $168.99 - $193.99
    Make securing cargo faster and safer with the Aluminum Fiberglass Strap Thrower Head. Designed with a sturdy aluminum fiberglass pole that extends, it allows precise placement of straps without...
    PPR_300544
    SKU:
    PPR_300544
    Product Type:
    Cargo Control
    Length Options:
    144 Inch
    Length Options:
    96 Inch
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $168.99 - $193.99
    Qty in Cart: 0
    Price:
    $168.99 - $193.99
    Subtotal:
  • 5 Trumpet Stacked Train Horn

    5 Trumpet Stacked Train Horn

    USA TRAIN HORN

    $1,145.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks5 Trumpet Stacked Train Horn - Red5 Trumpet Horizontal Train HornThis high quality aluminum Red 5 Bell...
    PPR_300536
    SKU:
    PPR_300536
    Height Options:
    9 Inch
    Product Type:
    Frame & Chassis
    Color:
    Black
    Length Options:
    15 1/2 Inch
    Material Options:
    Aluminum
    Location:
    Made In USA
    Make:
    Universal Items
    Style Options:
    5 Bell
    Width Options:
    31 Inch
    Ready To Ship:
    Yes
    $1,145.99
    Qty in Cart: 0
    Price:
    $1,145.99
    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.


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