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
    10 Pack 8 AWG Red Crimp & Heat Shrink Seal Butt Connector

    10 Pack 8 AWG Red Crimp & Heat Shrink Seal Butt Connector

    UNITED PACIFIC

    $31.99
    8 AWG Red Crimp & Heat Shrink Seal Butt Connector 10 Pack* High Quality Butt Connector* Crimp And Heat Shrink* 8 AWG* Red* Sold As Pack (10)* Warranty On Butt Connectors Against Defects In...
    09-16030549
    SKU:
    09-16030549
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $31.99
    Qty in Cart: 0
    Price:
    $31.99
    Subtotal:
  • FREE SHIPPING OVER $249
    2 Pack Lead Free Battery Terminal W/ 5/16 Inch Stud

    2 Pack Lead Free Battery Terminal W/ 5/16 Inch Stud

    UNITED PACIFIC

    $15.99
    Lead Free Battery Terminal W/ 5/16 Inch Stud 2 Pack* High Quality Battery Terminal* Lead Free* 5/16 Inch Stud* Sold As Pack (2)* Warranty On Battery Terminals Against Defects In Workmanship &...
    09-16030532
    SKU:
    09-16030532
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $15.99
    Qty in Cart: 0
    Price:
    $15.99
    Subtotal:
  • Filter-Equipped Hub Cap Grease Xtractor Design W/ 6 Bolt Holes, 7.5 Inch Flange Outer Diameter Replaces SKF 1696, 1796, 1799 For Trailer/TN Parallel Spindle Axle

    Filter-Equipped Hub Cap Grease Xtractor Design W/ 6 Bolt Holes, 7.5 Inch Flange Outer Diameter Replaces SKF 1696, 1796, 1799 For Trailer/TN Parallel Spindle Axle

    THE HUB CORPORATION

    $72.99
    Hub Cap Grease Xtractor Design W/ 6 Bolt Holes Fits Trailer/TN Parallel Spindle AxleKeep your trailer's wheel-end components protected with thisHigh Quality Filter Equipped Hub Cap with Grease...
    09-20200617
    SKU:
    09-20200617
    Product Type:
    Wheels
    Make:
    Universal Items
    $72.99
    Qty in Cart: 0
    Price:
    $72.99
    Subtotal:
  • Filter-Equipped Hex Thread Socket 90Ft/Lbs Torque For All Xtractor Hub Cap Models

    Filter-Equipped Hex Thread Socket 90Ft/Lbs Torque For All Xtractor Hub Cap Models

    THE HUB CORPORATION

    $36.99
    Hex Thread Socket Compatible W/ Standard 1/2 Inch Drive Torque WrenchesTheFilter-Equipped Hex Thread Socket for Xtractor Hub Capsis a high quality tool designed to simplify installation and...
    09-20200619
    SKU:
    09-20200619
    Product Type:
    Wheels
    Shape Options:
    Hexagon
    Make:
    Universal Items
    $36.99
    Qty in Cart: 0
    Price:
    $36.99
    Subtotal:
  • FREE SHIPPING OVER $249
    18 Gauge Wire Harness Kit 12 Inch Plug Spacing, 100 3 Pin Push In Connector W/ Right Angle Plug

    18 Gauge Wire Harness Kit 12 Inch Plug Spacing, 100 3 Pin Push In Connector W/ Right Angle Plug

    4 STATE TRUCKS

    $246.99
    Wire Harness Kit 18 Gauge, 12 Inch Plug Spacing, 100 3 Pin Push In Connector W/ Right Angle Plug* High Quality Wire Harness Kit* Made Of 18 Gauge Wire* Roll Of:  - (100) 3 Pin Push In Connector With...
    09-1603035K100
    SKU:
    09-1603035K100
    Size Options:
    18 Gauge
    Position:
    Kit Full
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $246.99
    Qty in Cart: 0
    Price:
    $246.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome/Zinc Double Sided Watermelon Light Bracket

    Chrome/Zinc Double Sided Watermelon Light Bracket

    BESTFIT TRUCK PARTS

    $22.99
    Double Sided Watermelon Chrome/Zinc Light Bracket* High Quality Light Bracket* Made Of Chrome Plated Zinc* Double Sided Watermelon Light Bracket* Bracket Only (Light Not Included)* Sold Individually*...
    09-1610143
    SKU:
    09-1610143
    Material Options:
    Zinc
    Location:
    Made In USA
    Style Options:
    Watermelon
    Finish Options:
    Chrome-Plated
    Light Options:
    Without Lights
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $22.99
    Qty in Cart: 0
    Price:
    $22.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Red 2 Diode LED Marker Light W/ Red Lens & 2 Wires

    Red 2 Diode LED Marker Light W/ Red Lens & 2 Wires

    AFTERMARKET

    $7.54
    Red 2 Diode LED Marker Light W/ Surface Mount & White Base* High Quality Marker LED Light* Includes:  - Polycarbonate Lens  - White Base  - (2) Wires* Surface Mount* 2 Diode LED* Red LEDs/Red Lens*...
    09-160106780
    SKU:
    09-160106780
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $7.54
    Qty in Cart: 0
    Price:
    $7.54
    Subtotal:
  • FREE SHIPPING OVER $219
    RGB Control Kit 8 X 1.22 X 6.6 Inch W/ Control Box & Remote Control

    RGB Control Kit 8 X 1.22 X 6.6 Inch W/ Control Box & Remote Control

    TRUX ACCESSORIES

    $152.99
    8 X 1.22 X 6.6 Inch RGB Control Kit W/ Control Box & Remote Control* High Quality RGB Control Kit* Central Hub Controls For RGB Wiring System* Required For RGB Installation* Controls Up To 8 Light...
    09-16200201
    SKU:
    09-16200201
    Product Type:
    Electronics
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $152.99
    Qty in Cart: 0
    Price:
    $152.99
    Subtotal:
  • Red Double Face Tow Light Kit W/ Red Lens

    Red Double Face Tow Light Kit W/ Red Lens

    UNITED PACIFIC

    $37.99
    Red Double Face Tow Light Kit W/ Magnetic Bases* High Quality Tow Light Kit* Includes:  - (2) Double Face Warning Lights  - (2) Magnetic Bases  - Connectors  - 25 Foot 4-Wire Harness* The Harness...
    09-16091020
    SKU:
    09-16091020
    Product Type:
    Lighting
    Location:
    Made In USA
    Position:
    Kit Full
    Make:
    Universal Items
    $37.99
    Qty in Cart: 0
    Price:
    $37.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Stainless Steel Conversion Plate

    Stainless Steel Conversion Plate

    BESTFIT TRUCK PARTS

    $6.99
    Conversion Plate Stainless Steel* High Quality Conversion Plate* Made Of Stainless Steel* Converts A Double Face Housing To Single Face* Sold Individually* Warranty On Conversion Plates Against...
    09-1610144
    SKU:
    09-1610144
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $6.99
    Qty in Cart: 0
    Price:
    $6.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Black Nylon Clamp Assortment 18 Pack W/ 1/8, 3/16 & 1/4 Inch

    Black Nylon Clamp Assortment 18 Pack W/ 1/8, 3/16 & 1/4 Inch

    UNITED PACIFIC

    $4.99
    18 Pack Black Nylon Clamp Assortment W/ 1/8, 3/16 & 1/4 Inch* High Quality Clamp Assortment* Made Of Nylon* For Routing And Organizing Wires Or Hoses* Assortment Of Sizes Included:  - (5) 1/2 Inch...
    09-16030539
    SKU:
    09-16030539
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $4.99
    Qty in Cart: 0
    Price:
    $4.99
    Subtotal:
  • Aluminum Thread On Caroline Style Gearshift Knob Matte Black M30 X 3.5 Inch Female Thread W/O Adapter

    Aluminum Thread On Caroline Style Gearshift Knob Matte Black M30 X 3.5 Inch Female Thread W/O Adapter

    UNITED PACIFIC

    $53.99
    Aluminum Thread On Caroline Style Gearshift Knob Matte Black M30 X 3.5 Inch Female Thread W/O Adapter* High Quality Gearshift Knob* Made Of CNC Machined Aluminum* Carolina Style* Adapter Not...
    09-15131045
    SKU:
    09-15131045
    Location:
    Made In USA
    Product Type:
    Interior
    Color:
    Black
    Type Options:
    Thread On
    Material Options:
    Aluminum
    Make:
    Universal Items
    $53.99
    Qty in Cart: 0
    Price:
    $53.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Universal Top Post Lead Battery Terminal 6-1 HD

    Universal Top Post Lead Battery Terminal 6-1 HD

    UNITED PACIFIC

    $5.99
    Universal Top Post Lead Battery Terminal* High Quality Battery Terminal* Universal Top Post Lead* 6 Gauge To 1 Gauge* Sold As Pack (2)* Warranty On Battery Terminals Against Defects In Workmanship &...
    09-16030530
    SKU:
    09-16030530
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $5.99
    Qty in Cart: 0
    Price:
    $5.99
    Subtotal:
  • Stainless Steel Half Tandem Fender Mounting Kit W/ 2 Black Adjustable Fender Brackets

    Stainless Steel Half Tandem Fender Mounting Kit W/ 2 Black Adjustable Fender Brackets

    TRUX ACCESSORIES

    $402.99
    Half Tandem Fender Mounting Kit Stainless Steel W/ 2 Black Adjustable Fender Brackets* High Quality Half Tandem Fender Mounting Kit* Made Of 14 Gauge Stainless Steel* Designed For Mounting Half...
    09-11100265
    SKU:
    09-11100265
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    $402.99
    Qty in Cart: 0
    Price:
    $402.99
    Subtotal:
  • FREE SHIPPING OVER $249
    2 Pack Replacement Side Lead Battery Terminal 6-1 HD

    2 Pack Replacement Side Lead Battery Terminal 6-1 HD

    UNITED PACIFIC

    $5.99
    Replacement Side Lead Battery Terminal 6-1 HD 2 Pack* High Quality Battery Terminal* Made Of Lead* 6 Gauge To 1 Gauge* Side Screw Mount* Sold As Pack (2)* Warranty On Battery Terminals Against...
    09-16030533
    SKU:
    09-16030533
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $5.99
    Qty in Cart: 0
    Price:
    $5.99
    Subtotal:
  • FREE SHIPPING OVER $249
    10 Pack 4-Way Black Nylon Adhesive Cable Tie Mount 1 Inch

    10 Pack 4-Way Black Nylon Adhesive Cable Tie Mount 1 Inch

    UNITED PACIFIC

    $4.99
    4-Way Black Nylon Adhesive Cable Tie Mount 1 Inch 10 Pack* High Quality Cable Tie Mount* Made Of Nylon* 4 Way Design* Black* Adhesive Mount* Sold As Pack (10)* Warranty On Cable Tie Mounts Against...
    09-16030540
    SKU:
    09-16030540
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $4.99
    Qty in Cart: 0
    Price:
    $4.99
    Subtotal:
  • Stainless Steel Half Tandem Fender Mounting Kit W/ 2 Black 9 Inch Swivel Fender Brackets

    Stainless Steel Half Tandem Fender Mounting Kit W/ 2 Black 9 Inch Swivel Fender Brackets

    TRUX ACCESSORIES

    $477.99
    Half Tandem Fender Mounting Kit Stainless Steel W/ 2 Black 9 Inch Swivel Fender Brackets* High Quality Half Tandem Fender Mounting Kit* Made Of 14 Gauge Stainless Steel* Designed For Mounting Half...
    09-11100260
    SKU:
    09-11100260
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    $477.99
    Qty in Cart: 0
    Price:
    $477.99
    Subtotal:
  • FREE SHIPPING OVER $249
    6-1 AWG 3 Way Top Post Terminal

    6-1 AWG 3 Way Top Post Terminal

    UNITED PACIFIC

    $18.99
    3 Way Top Post Terminal 6-1 AWG* High Quality Battery Terminal* 3 Way Top Post* 6 To 1 AWG* 1 Positive/1Negative* Sold As Pack (2)* Warranty On Battery Terminals Against Defects In Workmanship &...
    09-16030531
    SKU:
    09-16030531
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $18.99
    Qty in Cart: 0
    Price:
    $18.99
    Subtotal:
  • FREE SHIPPING OVER $249
    7443 Incandescent Bulb T 6.5 Wedge 2 Pack

    7443 Incandescent Bulb T 6.5 Wedge 2 Pack

    UNITED PACIFIC

    $9.99
    2 Pack 7443 Incandescent Bulb T 6.5 Wedge* High Quality Incandescent Bulb* Number 7443 Bulb* T-6.5 Wedge* W3X16Q 12V 21/5W- W21/5W* Sold As Pack (2)* Warranty On Incandescent Bulbs Against Defects In...
    09-16000224
    SKU:
    09-16000224
    Product Type:
    Lighting
    Make:
    Universal Items
    $9.99
    Qty in Cart: 0
    Price:
    $9.99
    Subtotal:
  • Stainless Steel 80 Inch Super Single Axle Fenders W/ Flange & 26 Inch Drop

    Stainless Steel 80 Inch Super Single Axle Fenders W/ Flange & 26 Inch Drop

    TRUX ACCESSORIES

    $645.99
    80 Inch Stainless Steel Super Single Axle Fenders W/ Flange & 26 Inch Drop* High Quality Super Single Axle Fender* Made Of 16 Gauge Stainless Steel* Designed To Super Single Axles* With Flange*...
    09-110301017
    SKU:
    09-110301017
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    $645.99
    Qty in Cart: 0
    Price:
    $645.99
    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.


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