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Freightliner Columbia 112/120 Interior Acc.

Get your Freightliner Columbia 112 and 120 interior accessories at 4 State Trucks. Find aftermarket dash and door parts, floor mats, and seat covers to personalize your cab. Our durable, stylish products enhance comfort for a more enjoyable ride. Shop now and transform your truck's interior.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 2.125 Inch Pearl Black Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Pearl Black Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $63.99
    2.125 Inch Pearl Black Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Black Pearl* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100067
    SKU:
    09-150100067
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $63.99
    Qty in Cart: 0
    Price:
    $63.99
    Subtotal:
  • 2.125 Inch Pearl Amber Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Pearl Amber Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $66.99
    2.125 Inch Pearl Amber Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Amber Pearl* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100066
    SKU:
    09-150100066
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • 2.125 Inch Neon Pearl Orange Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Neon Pearl Orange Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $67.99
    2.125 Inch Neon Pearl Orange Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Neon Orange Pearl* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2...
    09-150100065
    SKU:
    09-150100065
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $67.99
    Qty in Cart: 0
    Price:
    $67.99
    Subtotal:
  • 2.125 Inch Teal Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Teal Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $66.99
    2.125 Inch Teal Glitter Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Teal Glitter* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100064
    SKU:
    09-150100064
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • 2.125 Inch Red Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Red Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $66.99
    2.125 Inch Red Glitter Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Red Glitter* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100063
    SKU:
    09-150100063
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • 2.125 Inch Purple Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Purple Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $66.99
    2.125 Inch Purple Glitter Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Purple Glitter* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100062
    SKU:
    09-150100062
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • 2.125 Inch Green Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Green Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $66.99
    2.125 Inch Green Glitter Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Green Glitter* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100061
    SKU:
    09-150100061
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • 2.125 Inch Clear Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Clear Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $66.99
    2.125 Inch Clear Glitter Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Clear Glitter* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100060
    SKU:
    09-150100060
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • 2.125 Inch Black Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Black Glitter Engraved Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $66.99
    2.125 Inch Black Glitter Engraved Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Black Glitter* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100059
    SKU:
    09-150100059
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • 2.125 Inch Carbon Graphite Matte Trailer Brake Knob- Threaded

    2.125 Inch Carbon Graphite Matte Trailer Brake Knob- Threaded

    TWISTED SHIFTERZ

    $65.99
    2.125 Inch Matte Carbon Graphite Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Carbon Graphite Matte* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8...
    09-150100058
    SKU:
    09-150100058
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $65.99
    Qty in Cart: 0
    Price:
    $65.99
    Subtotal:
  • 2.125 Inch Carbon Graphite Gloss Trailer Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Carbon Graphite Gloss Trailer Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $65.99
    2.125 Inch Gloss Carbon Graphite Trailer Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Carbon Graphite Gloss* Trailer Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8...
    09-150100057
    SKU:
    09-150100057
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $65.99
    Qty in Cart: 0
    Price:
    $65.99
    Subtotal:
  • 2.125 Inch Solid Red Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Solid Red Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $56.99
    2.125 Inch Solid Red Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Red* Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch Threads* Screw...
    09-150100055
    SKU:
    09-150100055
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • 2.125 Inch Solid Purple Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Solid Purple Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $56.99
    2.125 Inch Solid Purple Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Purple* Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch Threads*...
    09-150100054
    SKU:
    09-150100054
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • 2.125 Inch Vintage Ivory Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Vintage Ivory Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $56.99
    2.125 Inch Vintage Ivory Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Vintage Ivory * Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100053
    SKU:
    09-150100053
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • 2.125 Inch Grabber Blue Engraved Tractor Brake Knob- Threaded

    2.125 Inch Grabber Blue Engraved Tractor Brake Knob- Threaded

    TWISTED SHIFTERZ

    $56.99
    2.125 Inch Grabber Blue Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Grabber Blue* Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100052
    SKU:
    09-150100052
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • 2.125 Inch Solid Dark Blue Engraved Tractor Brake Knob- Threaded

    2.125 Inch Solid Dark Blue Engraved Tractor Brake Knob- Threaded

    TWISTED SHIFTERZ

    $56.99
    2.125 Inch Solid Dark Blue Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Dark Blue* Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100051
    SKU:
    09-150100051
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • 2.125 Inch Burgundy Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Burgundy Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $56.99
    2.125 Inch Burgundy Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Burgundy* Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch Threads*...
    09-150100050
    SKU:
    09-150100050
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • 2.125 Inch Solid Black Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Solid Black Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $57.99
    2.125 Inch Solid Black Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Black* Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch Threads*...
    09-150100049
    SKU:
    09-150100049
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $57.99
    Qty in Cart: 0
    Price:
    $57.99
    Subtotal:
  • 2.125 Inch Pearl White Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Pearl White Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $63.99
    2.125 Inch Pearl White Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color White Pearl* Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch...
    09-150100048
    SKU:
    09-150100048
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    $63.99
    Qty in Cart: 0
    Price:
    $63.99
    Subtotal:
  • 2.125 Inch Pearl Red Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    2.125 Inch Pearl Red Engraved Tractor Brake Knob For Threaded Dash Air Brake Valve

    TWISTED SHIFTERZ

    $66.99
    2.125 Inch Pearl Red Engraved Tractor Brake Knob With Polished Billet Collar* High Quality Air Brake Knob* Color Red Pearl * Tractor Engraved* Dimensions  - 2.125 Inch Diameter  - 2 1/8 Inch Threads*...
    09-150100047
    SKU:
    09-150100047
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
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Adding your products to cart

Enhance your Freightliner Columbia 112/120 with a wide selection of premium interior accessories. This product lineup features a vast inventory of parts and upgrades to elevate the style and functionality of your semi-truck. Discover an array of dash, floor, and door accessories that seamlessly integrate with the Columbia's modern and sophisticated design. Upgrade your cab with customizable shift knobs, sun visors, and LED lighting to create a personalized, driver-focused environment. For ultimate comfort, browse our selection of premium seat covers and floor mats. Whether you're looking to add a touch of elegance or improve convenience, the Freightliner Columbia 112/120 Interior Accessories product lineup has everything you need to transform the interior of your rig.

Frequently Asked Questions About Freightliner Columbia 112/120 Interior Accessories

Will these interior accessories fit my specific year Columbia?

Most interior accessories for the Freightliner Columbia are designed to fit model years 2001-2017, covering both the 112 and 120 configurations. However, there were minor interior updates in 2007 and 2011 that may affect compatibility for certain items like dash panels and switch bezels. Always verify the specific year range listed for each product, and when in doubt, contact us with your OEM number for exact fitment confirmation.

Are aftermarket interior panels and trim pieces as durable as OEM parts?

Quality varies significantly between manufacturers. Premium aftermarket suppliers use ABS plastic with UV inhibitors that match or exceed OEM specifications, while budget options may use thinner materials prone to cracking or fading. Look for products with at least 3mm thickness for structural pieces and UV-resistant coatings for anything exposed to sunlight. Chrome-plated plastic should have a minimum of triple-plating for longevity.

Can I install interior accessories myself, or do I need professional help?

Most interior accessories like floor mats, seat covers, and dash accessories can be installed with basic hand tools in 30-60 minutes. However, items requiring electrical connections (LED interior lights, gauge clusters) or dash removal (HVAC controls, radio bezels) typically need intermediate mechanical skills. Always disconnect the battery before any electrical work, and note that some installations may require trim removal tools to avoid breaking clips.

What interior color and finish options match the factory Columbia interior?

Freightliner Columbia interiors came in several standard colors: Slate Gray (most common), Tan/Beige, and Charcoal Black. Chrome accents were standard on higher trim levels. When selecting accessories, "Slate Gray" matches pre-2011 models, while "Graphite Gray" better matches 2011-2017 interiors. For wood grain finishes, "Burl Walnut" was standard on Classic models, while "Carbon Fiber Look" was available on newer Sport packages.

Which interior upgrades make the biggest difference for daily driving comfort?

Based on driver feedback, the most impactful upgrades are: premium seat cushions or covers (especially for pre-2011 models with worn factory seats), LED interior lighting conversion kits that significantly improve visibility, heavy-duty floor mats with moisture barriers, and ergonomic steering wheel covers. These items address the most common Columbia interior complaints: seat wear, dim lighting, and floor deterioration from moisture.


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