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Freightliner Century 112/120 Frame & Chassis

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  • Double Convoluted Air Bag - 3.7 Inch Deflated, 13.5 Inch Inflated, 10.4 Inch Width

    Double Convoluted Air Bag - 3.7 Inch Deflated, 13.5 Inch Inflated, 10.4 Inch Width

    AUTOMANN USA

    $148.99
    10.4 X 13.5 Inch Inflated Double Convoluted Air BagEnhance load handling and suspension durability with the Double Convoluted Air Bag - 3.7 Inch Deflated, 13.5 Inch Inflated, 10.4 Inch Width...
    09-051000001
    SKU:
    09-051000001
    Height Options:
    12 Inch
    Diameter Options:
    10 Inch
    Truck Class:
    Universal
    Rating:
    100 PSI
    Style Options:
    Double Convolute
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $148.99
    Qty in Cart: 0
    Price:
    $148.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Combo Brake Pod Type 3030 W/ Full Threaded Shaft

    Combo Brake Pod Type 3030 W/ Full Threaded Shaft

    AFTERMARKET

    $72.99
    Combo Brake PodThe Type 3030 Combo Brake Pod with full threaded shaft and clevis is a replacement for OE numbers IMXBC-3030, IMXBC3030, RL3530BA11-E6 Black, and RL3530BA11E6 Black. This brake pod is...
    09-051000
    SKU:
    09-051000
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Copper
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $72.99
    Qty in Cart: 0
    Price:
    $72.99
    Subtotal:
  • Limited Quantity Available
    Load-Share Universal Front Axle Air Ride Kit For 3 Inch Springs Only

    Load-Share Universal Front Axle Air Ride Kit For 3 Inch Springs Only

    LOAD-SHARE SUSPENSIONS

    $1,198.99
    Universal Front Axle Air Ride Kit Fits 3 Inch Springs Only* High Quality Air Ride Kit* Front Axle* Fits 3 Inch Springs Only* Sold Individually* Warranty On Air Ride Kits Against Defects In...
    09-050906
    SKU:
    09-050906
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1,198.99
    Qty in Cart: 0
    Price:
    $1,198.99
    Subtotal:
  • Load-Share Regulator For Air Control Kit

    Load-Share Regulator For Air Control Kit

    LOAD-SHARE SUSPENSIONS

    $54.99
    Regulator For Load-Share Air Control KitLooking for a regulator for your Load-Share Air Control Kit? This handy tool helps manage airflow to keep everything running smoothly and efficiently. Think of...
    09-050901
    SKU:
    09-050901
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $54.99
    Qty in Cart: 0
    Price:
    $54.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Rubber 3/8 Inch X 44 Inch Brake Hose

    Rubber 3/8 Inch X 44 Inch Brake Hose

    AUTOMANN USA

    $15.48
    Rubbert Brake Hose* High Quality Brake Hose* 3/8 Inch X 44 Inch * 3/8 Fixed And One 3/8 Swivel End* Sold Individually* Warranty On Brake Hoses Against Defects In Workmanship & Material From Date Of...
    09-050800013
    SKU:
    09-050800013
    Truck Class:
    Universal
    Length Options:
    44 Inch
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $15.48
    Qty in Cart: 0
    Price:
    $15.48
    Subtotal:
  • FREE SHIPPING OVER $249
    3/8 Inch X 30 Inch Rubber Brake Hose

    3/8 Inch X 30 Inch Rubber Brake Hose

    AUTOMANN USA

    $13.71
    3/8 Inch X 30 Inch Brake HoseReplace worn or damaged hoses with the 3/8 Inch X 30 Inch Rubber Brake Hose, a high-quality rubber hose for trucks and trailers. Measuring 3/8 inch by 30 inches and...
    09-050800012
    SKU:
    09-050800012
    Truck Class:
    Universal
    Length Options:
    30 Inch
    Diameter Options:
    3/8 Inch
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $13.71
    Qty in Cart: 0
    Price:
    $13.71
    Subtotal:
  • 1 1/4 Inch Bullet Style Chrome Plastic Nut Cover Without Flange

    1 1/4 Inch Bullet Style Chrome Plastic Nut Cover Without Flange

    LIFETIME NUT COVERS

    $3.05
    1 1/4 Inch Bullet Style Chrome Plastic Nut Cover Without Flange By Lifetime Nut Covers* High Quality Nut Cover* Made Of Chrome Plated Plastic* 1 1/4 Inch* Bullet Style * Without Flange* Sold...
    09-0506105
    SKU:
    09-0506105
    Location:
    Made In USA
    Truck Class:
    Universal
    Style Options:
    Bullet
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Frame & Chassis
    $3.05
    Qty in Cart: 0
    Price:
    $3.05
    Subtotal:
  • FREE SHIPPING OVER $249
    3/4 Inch Short Top Hat Nut Covers -10 Pack

    3/4 Inch Short Top Hat Nut Covers -10 Pack

    AFTERMARKET

    $12.89
    Top Hat Nut Covers* Made Of High Quality Chrome Plated Plastic* 3/4 Inches* Sold As Pack* Warranty On Nut Covers Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    09-050609810
    SKU:
    09-050609810
    Truck Class:
    Universal
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $12.89
    Qty in Cart: 0
    Price:
    $12.89
    Subtotal:
  • FREE SHIPPING OVER $249
    33MM OD, 7/8 Inch ID Huck Sleeve - Navy Blue

    33MM OD, 7/8 Inch ID Huck Sleeve - Navy Blue

    LIFETIME NUT COVERS

    $0.82
    Navy Blue Huck Sleeve W/ 33MM Outer Diameter 7/8 Inch Inner DiameterDo you need a 33mm huck sleeve for your Volvo? 4 State Trucks stocks 7/8 inch inside diameter adapters which have an outside...
    09-0506097
    SKU:
    09-0506097
    Color:
    Blue
    Location:
    Made In USA
    Truck Class:
    Universal
    Size Options:
    33 mm
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $0.82
    Qty in Cart: 0
    Price:
    $0.82
    Subtotal:
  • FREE SHIPPING OVER $249
    30MM Huck Adapter 7/8 Inch - 10 Pack

    30MM Huck Adapter 7/8 Inch - 10 Pack

    AFTERMARKET

    $6.31
    7/8 Inch Inner 30MM Outer Huck Sleeves - Pack Of 10Keep huck bolts in place with this pack of red ten sleeves. They are designed to work in conditions of heavy levels of vibration. Each huck sleeve...
    09-050609610
    SKU:
    09-050609610
    Color:
    Red
    Truck Class:
    Universal
    Size Options:
    30 mm
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $6.31
    Qty in Cart: 0
    Price:
    $6.31
    Subtotal:
  • FREE SHIPPING OVER $249
    7/8 Inch Huck Sleeve

    7/8 Inch Huck Sleeve

    LIFETIME NUT COVERS

    $0.81
    Red Huck Sleeve W/ 30MM Outer Diameter 7/8 In Inner DIA.Secure a huck bolt with this heavy duty sleeve. It is designed to keep the bolt tight and in place during heavy levels of vibration. This huck...
    09-0506096
    SKU:
    09-0506096
    Color:
    Red
    Location:
    Made In USA
    Truck Class:
    Universal
    Size Options:
    30 mm
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $0.81
    Qty in Cart: 0
    Price:
    $0.81
    Subtotal:
  • FREE SHIPPING OVER $249
    33MM Huck Adapter 15/16 Inch - 10 Pack

    33MM Huck Adapter 15/16 Inch - 10 Pack

    AFTERMARKET

    $6.44
    15/16 Inch Inner 33MM Outer Huck Sleeves - Pack Of 10Keep huck bolts in place with this pack of ten sleeves. They are designed to work in conditions of heavy levels of vibration. Each huck sleeve has...
    09-050609510
    SKU:
    09-050609510
    Truck Class:
    Universal
    Size Options:
    33 mm
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $6.44
    Qty in Cart: 0
    Price:
    $6.44
    Subtotal:
  • FREE SHIPPING OVER $249
    15/16 Inch Huck Sleeve - White

    15/16 Inch Huck Sleeve - White

    LIFETIME NUT COVERS

    $0.82
    Huck Sleeve W/ 33MM Outer Diameter 15/16 In Inner DIA.Ensure your huck bolt is secure with this heavy duty huck sleeve by Lifetime Nut Covers. It is constructed to work in conditions of heavy levels...
    09-0506095
    SKU:
    09-0506095
    Truck Class:
    Universal
    Location:
    Made In USA
    Color:
    White
    Size Options:
    33 mm
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $0.82
    Qty in Cart: 0
    Price:
    $0.82
    Subtotal:
  • FREE SHIPPING OVER $249
    30MM Huck Sleeve -10 Pack

    30MM Huck Sleeve -10 Pack

    AFTERMARKET

    $6.44
    15/16 Inch Inner 30MM Outer Huck Sleeves - Pack Of 10Keep huck bolts in place with this pack of ten sleeves. They are designed to work in conditions of heavy levels of vibration. Each huck sleeve has...
    09-050609410
    SKU:
    09-050609410
    Truck Class:
    Universal
    Material Options:
    Plastic/Poly
    Size Options:
    30 mm
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $6.44
    Qty in Cart: 0
    Price:
    $6.44
    Subtotal:
  • FREE SHIPPING OVER $249
    15/16 Inch Huck Sleeve - Pink

    15/16 Inch Huck Sleeve - Pink

    LIFETIME NUT COVERS

    $0.81
    Huck Sleeve W/ 30MM Outer Diameter 15/16 In Inner DIA.Keep a huck bolt in place with this quality and heavy duty sleeve. It is designed to work in conditions with heavy levels of vibration. The...
    09-0506094
    SKU:
    09-0506094
    Truck Class:
    Universal
    Location:
    Made In USA
    Size Options:
    30 mm
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $0.81
    Qty in Cart: 0
    Price:
    $0.81
    Subtotal:
  • FREE SHIPPING OVER $249
    1.25 Inch Huck Sleeve

    1.25 Inch Huck Sleeve

    LIFETIME NUT COVERS

    $0.81
    Huck Sleeve W/ 33MM Outer Diameter 1.25 In Inner DIA.Set a huck bolt permanently in place with this quality sleeve. It fits around a grooved pin, measuring 1.25 inches in diameter inside the sleeve...
    09-0506093
    SKU:
    09-0506093
    Diameter Options:
    1 Inch
    Location:
    Made In USA
    Truck Class:
    Universal
    Size Options:
    33 mm
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $0.81
    Qty in Cart: 0
    Price:
    $0.81
    Subtotal:
  • FREE SHIPPING OVER $249
    Huck Adapter Sleeve - White 15/16 Inch ID X 1-1/4 Inch OD 10 Pack

    Huck Adapter Sleeve - White 15/16 Inch ID X 1-1/4 Inch OD 10 Pack

    AFTERMARKET

    $5.29
    White Plastic Huck Adapter Sleeve 15/16 Inch ID X 1-1/4 Inch OD 10 Pack* High Quality Nut Cover Huck Adapter* Adapter For Mounting Nut Covers Over Hucks * 1-1/4 Inch Outer Diameter* 15/16 Inch Inner...
    09-050609210
    SKU:
    09-050609210
    Color:
    White
    Truck Class:
    Universal
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $5.29
    Qty in Cart: 0
    Price:
    $5.29
    Subtotal:
  • FREE SHIPPING OVER $249
    Huck Adapter Sleeve - White 15/16 Inch Id X 1-1/4 Inch Od

    Huck Adapter Sleeve - White 15/16 Inch Id X 1-1/4 Inch Od

    LIFETIME NUT COVERS

    $1.01
    White Plastic Huck Adapter Sleeve 15/16 Inch ID X 1-1/4 Inch ODDo you need huck adapters for the frame of your truck? 4 State Trucks carries size options from Lifetime Nut Covers including white huck...
    09-0506092
    SKU:
    09-0506092
    Truck Class:
    Universal
    Diameter Options:
    1 Inch
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1.01
    Qty in Cart: 0
    Price:
    $1.01
    Subtotal:
  • FREE SHIPPING OVER $249
    13MM & 1/2 Inch Chrome Plastic Top Hat Nut Cover With Flange - 10 Pack

    13MM & 1/2 Inch Chrome Plastic Top Hat Nut Cover With Flange - 10 Pack

    AFTERMARKET

    $11.85
    Top Hat Nut Cover* Made Of High Quality Chrome Plated Plastic* 1/2 Inch And 13MM Bolt Heads* Sold As Pack * Warranty On Nut Cover Against Defects In Workmanship & Material From Date Of Purchase***...
    09-050608910
    SKU:
    09-050608910
    Truck Class:
    Universal
    Style Options:
    Top Hat
    Material Options:
    Plastic/Poly
    Size Options:
    13 mm
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $11.85
    Qty in Cart: 0
    Price:
    $11.85
    Subtotal:
  • FREE SHIPPING OVER $249
    13MM And 1/2 Inch Chrome Plastic Top Hat Style Nut Cover

    13MM And 1/2 Inch Chrome Plastic Top Hat Style Nut Cover

    LIFETIME NUT COVERS

    $2.07
    Chrome 13MM And 1/2 Inch Top Hat Style Nut CoverThis lug nut cover comes in chrome plastic and fits 1/2" and 13MM nuts. It's a top hat style cover with a flange, made of ABS plastic and triple chrome...
    09-0506089
    SKU:
    09-0506089
    Location:
    Made In USA
    Truck Class:
    Universal
    Style Options:
    Top Hat
    Size Options:
    13 mm
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Frame & Chassis
    Diameter Options:
    1/2 Inch
    Ready To Ship:
    Yes
    $2.07
    Qty in Cart: 0
    Price:
    $2.07
    Subtotal:
  • Total: items /

Adding your products to cart

Freightliner Century 112/120 Frame & Chassis parts offer a comprehensive range of components for maintaining and upgrading the frame, chassis, and suspension systems of Freightliner Century 112 and 120 semi-trucks. This product lineup includes essential components like air springs, shock absorbers, brake parts, frame accessories, and more. With a wide selection of high-quality parts and accessories, including lights, tool boxes and fuel tanks,Freightliner Century owners can ensure their trucks remain reliable and well-equipped for hauling heavy loads on the road. Whether you need to repair, replace, or customize your Century 112 or 120 chassis, our lineup has the parts and solutions to keep your truck running at its best.

Frequently Asked Questions About Freightliner Century 112/120 Frame & Chassis

What years and models are these bumpers compatible with?

These bumpers are designed specifically for Freightliner Century Class 112 and 120 models manufactured from 1996 to 2011. Before ordering, verify your exact model year and check if you have a set-forward or set-back axle configuration, as this affects bumper fitment. Most aftermarket bumpers will fit both the 112 and 120 models, but always confirm the mounting hole pattern matches your specific truck's frame rails.

What material options are available and which holds up best?

You'll find bumpers in three main materials: chrome-plated steel, stainless steel, and painted steel. Chrome-plated steel offers a mirror finish at a lower price point but requires regular maintenance to prevent rust and pitting. Stainless steel costs more upfront but resists corrosion better and maintains its appearance with minimal care. Painted steel bumpers are the most economical but may need repainting after 3-5 years depending on your operating conditions.

How difficult is the installation and what tools do I need?

Installation typically takes 2-4 hours with basic mechanical skills. You'll need a socket set (including 3/4" and 7/8" sockets), torque wrench, floor jack or lift access, and potentially a drill if new mounting holes are required. Most bumpers use the existing frame mounting points, but some heavy-duty or custom options may require drilling. Having a second person helps significantly when aligning the bumper during installation.

Will aftermarket bumpers affect my approach angle or ground clearance?

Standard replacement bumpers maintain factory ground clearance and approach angles. However, heavy-duty bumpers with integrated tow hitches or additional steel plating may reduce clearance by 1-2 inches. If you frequently navigate steep driveways, job sites, or loading docks, measure your current clearance and compare it to the bumper specifications before purchasing. Some drivers opt for tapered-end designs to improve approach angles.

What's the weight difference between OEM and aftermarket options?

Factory bumpers typically weigh 85-100 pounds, while aftermarket options range from 75 pounds for basic chrome bumpers to over 200 pounds for heavy-duty models with integrated hitches and reinforced mounting brackets. The added weight of heavy-duty bumpers can improve protection but may slightly affect fuel economy and front axle weight distribution. Consider your typical load requirements and DOT weight regulations when selecting a bumper.


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