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Mack Trucks

Shop Mack truck parts and accessories for popular models like the Superliner, R, RD, CX, or CH/CHN/CHU.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 1/2 Inch Barb X 3/8 Inch Pipe Brass Hose Fitting Replaces 10508B106, 125HBL86, 1256

    1/2 Inch Barb X 3/8 Inch Pipe Brass Hose Fitting Replaces 10508B106, 125HBL86, 1256

    AUTOMANN USA

    $2.19
    1/2 Inch Barb X 3/8 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 1/2" Push-On Hose* Made Of Brass* Barb Hose End: 1/2 Inch Inner Diameter* Male NPT...
    09-05040105
    SKU:
    09-05040105
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $2.19
    Qty in Cart: 0
    Price:
    $2.19
    Subtotal:
  • 1/2 Inch Barb X 1/4 Inch Pipe Brass Hose Fitting Replaces 10508B104, 125HBL84

    1/2 Inch Barb X 1/4 Inch Pipe Brass Hose Fitting Replaces 10508B104, 125HBL84

    AUTOMANN USA

    $2.01
    1/2 Inch Barb X 1/4 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 1/2" Push-On Hose* Made Of Brass* Barb Hose End: 1/2 Inch Inner Diameter* Male NPT...
    09-05040104
    SKU:
    09-05040104
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $2.01
    Qty in Cart: 0
    Price:
    $2.01
    Subtotal:
  • 1/4 Inch Barb X 3/8 Inch Pipe Brass Hose Fitting Replaces 10504B106. 125HBL46

    1/4 Inch Barb X 3/8 Inch Pipe Brass Hose Fitting Replaces 10504B106. 125HBL46

    AUTOMANN USA

    $1.72
    1/4 Inch Barb X 3/8 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 1/4" Push-On Hose* Made Of Brass* Barb Hose End: 1/4 Inch Inner Diameter* Male NPT...
    09-05040106
    SKU:
    09-05040106
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $1.72
    Qty in Cart: 0
    Price:
    $1.72
    Subtotal:
  • 1/2 Inch Barb X 3/4 Inch Pipe Brass Hose Fitting Replaces 10508B112, 125HBL812

    1/2 Inch Barb X 3/4 Inch Pipe Brass Hose Fitting Replaces 10508B112, 125HBL812

    AUTOMANN USA

    $5.68
    1/2 Inch Barb X 3/4 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 1/2" Push-On Hose* Made Of Brass* Barb Hose End: 1/2 Inch Inner Diameter* Male NPT...
    09-05040103
    SKU:
    09-05040103
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $5.68
    Qty in Cart: 0
    Price:
    $5.68
    Subtotal:
  • 5/8 Inch Barb X 3/8 Inch Pipe Brass Hose Fitting Replaces 10510B106, 125HBL106

    5/8 Inch Barb X 3/8 Inch Pipe Brass Hose Fitting Replaces 10510B106, 125HBL106

    AUTOMANN USA

    $2.97
    5/8 Inch Barb X 3/8 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 5/8" Push-On Hose, 09-02500149* Made Of Brass* Barb Hose End: 5/8 Inch Inner...
    09-05040076
    SKU:
    09-05040076
    Material Options:
    Brass
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $2.97
    Qty in Cart: 0
    Price:
    $2.97
    Subtotal:
  • 5/8 Inch Barb X 1/2 Inch Pipe Brass Hose Fitting Replaces 125HBL108, 10510B108

    5/8 Inch Barb X 1/2 Inch Pipe Brass Hose Fitting Replaces 125HBL108, 10510B108

    AUTOMANN USA

    $4.12
    5/8 Inch Barb X 1/2 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 5/8" Push-On Hose, 09-02500149* Made Of Brass* Barb Hose End: 5/8 Inch Inner...
    09-05040075
    SKU:
    09-05040075
    Material Options:
    Brass
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $4.12
    Qty in Cart: 0
    Price:
    $4.12
    Subtotal:
  • 1/2 Inch Barb X 1/2 Inch Pipe Brass Hose Fitting Replaces 10508B108, 125HBL88

    1/2 Inch Barb X 1/2 Inch Pipe Brass Hose Fitting Replaces 10508B108, 125HBL88

    AUTOMANN USA

    $3.81
    1/2 Inch Barb X 1/2 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 1/2" Push-On Hose* Made Of Brass* Barb Hose End: 1/2 Inch Inner Diameter* Male NPT...
    09-05040099
    SKU:
    09-05040099
    Diameter Options:
    1/2 Inch
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $3.81
    Qty in Cart: 0
    Price:
    $3.81
    Subtotal:
  • 3/4 Inch Barb X 3/4 Inch Pipe Brass Hose Fitting Replaces 10512B112, 125HBL1212

    3/4 Inch Barb X 3/4 Inch Pipe Brass Hose Fitting Replaces 10512B112, 125HBL1212

    AUTOMANN USA

    $5.50
    3/4 Inch Barb X 3/4 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 3/4" Push-On Hose, 09-02500150* Made Of Brass* Barb Hose End: 3/4 Inch Inner...
    09-05040072
    SKU:
    09-05040072
    Material Options:
    Brass
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $5.50
    Qty in Cart: 0
    Price:
    $5.50
    Subtotal:
  • Brass Male Elbow 3/4 Inch SAE X 3/4 Inch Pipe Replaces 49X12X12, 149F1212

    Brass Male Elbow 3/4 Inch SAE X 3/4 Inch Pipe Replaces 49X12X12, 149F1212

    AUTOMANN USA

    $14.04
    90 Degree Male Elbow 3/4 Inch SAE X 3/4 Inch Pipe* High Quality Male 90 Degree Elbow Valve* SAE 45 Degree Flare Fitting Type* Male SAE Flare Tube To Male NPT Connection* Used In Tube Types: Copper,...
    09-05040074
    SKU:
    09-05040074
    Degree Options:
    45
    Material Options:
    Brass
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $14.04
    Qty in Cart: 0
    Price:
    $14.04
    Subtotal:
  • 3/4 Inch Barb X 1/2 Inch Pipe Brass Hose Fitting Replaces 125HBL128, 10512B108

    3/4 Inch Barb X 1/2 Inch Pipe Brass Hose Fitting Replaces 125HBL128, 10512B108

    AUTOMANN USA

    $4.67
    3/4 Inch Barb X 1/2 Inch Pipe Hose Fitting* High Quality Hose Fitting* Hose Barb To Male NPT Connection* Use With 3/4" Push-On Hose, 09-02500150* Made Of Brass* Barb Hose End: 3/4 Inch Inner...
    09-05040071
    SKU:
    09-05040071
    Material Options:
    Brass
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $4.67
    Qty in Cart: 0
    Price:
    $4.67
    Subtotal:
  • Brass Male Elbow 3/4 Inch SAE X 1/2 Inch Pipe Replaces 49X12, 149F128

    Brass Male Elbow 3/4 Inch SAE X 1/2 Inch Pipe Replaces 49X12, 149F128

    AUTOMANN USA

    $13.59
    90 Degree Male Elbow 3/4 Inch SAE X 1/2 Inch Pipe* High Quality Male 90 Degree Elbow Valve* SAE 45 Degree Flare Fitting Type* Male SAE Flare Tube To Male NPT Connection* Used In Tube Types: Copper,...
    09-05040073
    SKU:
    09-05040073
    Product Type:
    Air, Electrical, & Safety
    Degree Options:
    45
    Material Options:
    Brass
    Make:
    Universal Items
    $13.59
    Qty in Cart: 0
    Price:
    $13.59
    Subtotal:
  • Brass Male Elbow 5/8 Inch SAE X 3/8 Inch Pipe Replaces 49X10X6, 149F106

    Brass Male Elbow 5/8 Inch SAE X 3/8 Inch Pipe Replaces 49X10X6, 149F106

    AUTOMANN USA

    $11.67
    90 Degree Male Elbow 5/8 Inch SAE X 3/8 Inch Pipe* High Quality Male 90 Degree Elbow Valve* SAE 45 Degree Flare Fitting Type* Male SAE Flare Tube To Male NPT Connection* Used In Tube Types: Copper,...
    09-05040068
    SKU:
    09-05040068
    Degree Options:
    45
    Material Options:
    Brass
    Diameter Options:
    5/8 Inch
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $11.67
    Qty in Cart: 0
    Price:
    $11.67
    Subtotal:
  • Brass Male Elbow 5/8 Inch SAE X 3/4 Inch Pipe Replaces 149F1012

    Brass Male Elbow 5/8 Inch SAE X 3/4 Inch Pipe Replaces 149F1012

    AUTOMANN USA

    $10.20
    90 Degree Male Elbow 5/8 Inch SAE X 3/4 Inch Pipe* High Quality Male 90 Degree Elbow Valve* SAE 45 Degree Flare Fitting Type* Male SAE Flare Tube To Male NPT Connection* Used In Tube Types: Copper,...
    09-05040070
    SKU:
    09-05040070
    Material Options:
    Brass
    Product Type:
    Air, Electrical, & Safety
    Degree Options:
    45
    Make:
    Universal Items
    $10.20
    Qty in Cart: 0
    Price:
    $10.20
    Subtotal:
  • Brass Male Elbow 5/8 Inch SAE X 1/2 Inch Pipe Replaces 49X10, 149F108

    Brass Male Elbow 5/8 Inch SAE X 1/2 Inch Pipe Replaces 49X10, 149F108

    AUTOMANN USA

    $8.36
    90 Degree Male Elbow 5/8 Inch SAE X 1/2 Inch Pipe* High Quality Male 90 Degree Elbow Valve* SAE 45 Degree Flare Fitting Type* Male SAE Flare Tube To Male NPT Connection* Used In Tube Types: Copper,...
    09-05040069
    SKU:
    09-05040069
    Degree Options:
    45
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $8.36
    Qty in Cart: 0
    Price:
    $8.36
    Subtotal:
  • Single Check Valve Replaces 227717, 227788, 227871, 20QE1330, KN23000, N13526AJ, 1020012

    Single Check Valve Replaces 227717, 227788, 227871, 20QE1330, KN23000, N13526AJ, 1020012

    AUTOMANN USA

    $13.97
    1/2 X 2.030 Inch Single Check Valve* High Quality Single Check Valve* 1/2 Inch NPT Female Inlet* 1/2 Inch NPT Male Outlet* Made Of Brass* 2.030 Inch Length* Sold Individually* Warranty On Single...
    09-05040045
    SKU:
    09-05040045
    Diameter Options:
    1/2 Inch
    Material Options:
    Brass
    Length Options:
    2 Inch
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $13.97
    Qty in Cart: 0
    Price:
    $13.97
    Subtotal:
  • 5/8 X 1/2 Inch Brass Male Connector Replaces 1368X10, VS68AB108, 116810D, 012055

    5/8 X 1/2 Inch Brass Male Connector Replaces 1368X10, VS68AB108, 116810D, 012055

    AUTOMANN USA

    $7.63
    5/8 X 1/2 Inch Male Connector* High Quality Male Connector* Fitting Type: Compression - Copper Tubing* Connection: Tube To Male NPT* Made Of Brass* Tube End: 5/8 Inch Outer Diameter* Pipe End: 1/2...
    09-05040036
    SKU:
    09-05040036
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $7.63
    Qty in Cart: 0
    Price:
    $7.63
    Subtotal:
  • 3/4 X 3/4 Inch Brass Male Connector Replaces 1368X12X12, VS68AB1212, 116812E

    3/4 X 3/4 Inch Brass Male Connector Replaces 1368X12X12, VS68AB1212, 116812E

    AUTOMANN USA

    $12.59
    3/4 X 3/4 Inch Male Connector* High Quality Male Connector* Fitting Type: Compression - Copper Tubing* Connection: Tube To Male NPT* Made Of Brass* Tube End: 3/4 Inch Outer Diameter* Pipe End: 3/4...
    09-05040038
    SKU:
    09-05040038
    Material Options:
    Brass
    Diameter Options:
    3/4 Inch
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $12.59
    Qty in Cart: 0
    Price:
    $12.59
    Subtotal:
  • 3/8 X 3/8 Inch Brass Swivel Hose Coupling

    3/8 X 3/8 Inch Brass Swivel Hose Coupling

    AUTOMANN USA

    $13.04
    3/8 X 3/8 Inch Swivel Hose Coupling Replaces 33806BY86, 66RBSV634, 1106, 500046This Brass Swivel Hose Coupling, sized 3/8 x 3/8 inch, is designed for dependable use in air brake hose systems and...
    09-05040029
    SKU:
    09-05040029
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Diameter Options:
    3/8 Inch
    Make:
    Universal Items
    $13.04
    Qty in Cart: 0
    Price:
    $13.04
    Subtotal:
  • 3/4 X 1/2 Inch Brass Male Connector Replaces 1368X12, VS68AB128, 116812D, 012061

    3/4 X 1/2 Inch Brass Male Connector Replaces 1368X12, VS68AB128, 116812D, 012061

    AUTOMANN USA

    $12.03
    3/4 X 1/2 Inch Male Connector* High Quality Male Connector* Fitting Type: Compression - Copper Tubing* Connection: Tube To Male NPT* Made Of Brass* Tube End: 3/4 Inch Outer Diameter* Pipe End: 1/2...
    09-05040037
    SKU:
    09-05040037
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $12.03
    Qty in Cart: 0
    Price:
    $12.03
    Subtotal:
  • 5/8 X 3/8 Inch Brass Male Connector Replaces 1368X10X6, VS68AB106, 116810C, 012053

    5/8 X 3/8 Inch Brass Male Connector Replaces 1368X10X6, VS68AB106, 116810C, 012053

    AUTOMANN USA

    $10.57
    5/8 X 3/8 Inch Male Connector* High Quality Male Connector* Fitting Type: Compression - Copper Tubing* Connection: Tube To Male NPT* Made Of Brass* Tube End: 5/8 Inch Outer Diameter* Pipe End: 3/8...
    09-05040035
    SKU:
    09-05040035
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Brass
    Make:
    Universal Items
    $10.57
    Qty in Cart: 0
    Price:
    $10.57
    Subtotal:
  • Total: items /

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Mack Semi Truck Parts and Accessories

Keeping your Mack on the road means having access to the right parts—fast. At 4 State Trucks, we carry a full line of aftermarket Mack truck parts and accessories to help you stay ahead of maintenance, minimize downtime, and keep your business rolling. Whether you’re running a Mack Superliner or a classic Mack R Model, we’ve got the semi truck parts that get the job done.

High-Quality Parts for Every Mack Truck Model

Whether you're replacing worn parts or upgrading your rig’s performance, we carry commercial truck parts for a wide range of Mack models. From the rugged Superliner to the workhorse R Model, our inventory includes everything from exterior body panels to cab accessories and under-hood components. This Mack collection is built to meet the same heavy-duty standards your truck was designed for. If you're looking for reliable truck parts online, you've come to the right place.

Best Features

When you invest in semi truck parts, you need gear that’s built for durability and efficiency. Our aftermarket Mack parts are engineered to hold up under pressure and deliver the performance your business depends on. Top features include:
  • Diesel-compatible components designed for fuel efficiency and power.
  • Tough, road-ready construction for maximum durability.
  • Easy-to-install parts for both urban and off-road applications.
  • Support for a wide range of configurations and payload needs.
  • A huge variety of truck parts and accessories to match your rig’s specs.
  • Whether you’re tackling local hauls or cross-country jobs, these parts are built to take the abuse and keep on running.

    Shop Commercial Truck Parts Online with 4 State Trucks

    From longtime Mack drivers to growing fleets, truckers across the country count on 4 State Trucks for dependable online truck parts and expert service. Whether you’re keeping an old R Model alive or upgrading your Superliner with modern components, we’re here to help with quality you can trust.

    Frequently Asked Questions About Mack Truck Parts

    Will these aftermarket parts fit my specific Mack truck model and year?

    Our Mack truck parts are designed to fit most common models including the Anthem, Pinnacle, Granite, and older CH, CL, and Vision series. However, compatibility can vary by year and specific configuration. We recommend checking the product description for model years listed, or contact our support team with your OEM number for exact fitment verification. Many parts fit multiple years (for example, 2008-2017 Pinnacle models often share components), but critical items like bumpers and hoods may have year-specific variations.

    What's the difference between chrome, stainless steel, and painted finishes for bumpers and exterior parts?

    Chrome-plated steel bumpers offer the classic mirror finish but require regular polishing and can eventually show pitting or rust if the chrome layer is damaged. Stainless steel parts cost more initially but resist corrosion better and maintain their appearance with less maintenance - just periodic cleaning with stainless polish. Painted finishes are the most economical option and can be color-matched to your truck, but may need touch-ups after stone chips or scratches. For harsh winter conditions with road salt, stainless steel typically provides the best long-term value.

    Can I install these parts myself, or do I need a professional shop?

    Many exterior parts like mirror covers, mud flaps, and grille inserts can be installed with basic tools in 30-60 minutes. However, bumpers, hoods, and fenders typically require two people, proper lifting equipment, and alignment expertise. Bumper installations often need bracket adjustments and may require drilling new mounting holes. We provide installation instructions when available, but for major components, we recommend professional installation to ensure proper fit and maintain warranty coverage. Labor typically runs 2-4 hours for bumper swaps at most truck shops.

    Are aftermarket parts as durable as OEM Mack parts?

    Quality varies significantly among aftermarket manufacturers. Our premium aftermarket partners use similar gauge steel and manufacturing processes as OEM parts, often at 30-50% less cost. Look for parts with specified steel thickness (16-gauge or thicker for bumpers), proper drainage holes to prevent rust, and reinforced mounting points. While OEM parts guarantee exact fit, many of our aftermarket options meet or exceed OEM durability standards. Check product reviews and warranty terms - reputable aftermarket parts typically include 1-3 year warranties against defects.

    What should I know about DEF tank covers, battery box covers, and other specific Mack components?

    These truck-specific parts often have unique mounting systems that changed across model years. DEF tank covers for 2011-2015 Mack trucks use different brackets than 2016+ models. Battery box dimensions vary between daycab and sleeper configurations. When ordering electrical components like headlights or marker lights, verify voltage requirements (12V vs 24V systems). For air intake components, confirm whether you have a vertical or horizontal air cleaner setup. Including your OEM or calling with your truck's specifics helps ensure you receive the correct variation.


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