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Tractor / Trailer Air Brake Knobs

An easy way to get your chrome fix is to replace your Tractor and Trailer air brake knobs - also known as parking brake knobs. We have a plethora of styles, from the classic chrome knobs to newer versions like the hand grenade or dagger looks.

 

  • Original price $2.99 - Original price $2.99
    Original price
    $2.99
    $2.99 - $2.99
    Current price $2.99

    "Tractor" or "Trailer" aluminum plate for large universal chrome knobs

    Only 10 left!

    Knobs not included. Sold SINGLE.

    Original price $2.99 - Original price $2.99
    Original price
    $2.99
    $2.99 - $2.99
    Current price $2.99
  • Original price $13.99 - Original price $13.99
    Original price
    $13.99
    $13.99 - $13.99
    Current price $13.99

    Chrome large tractor/trailer air brake valve screw-on knob

    12+ in stock

    These replacement tractor/trailer brake knobs are fully customizable to fit your taste. Sold SINGLE. Install knobs before placing sticker or plate!...

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    Original price $13.99 - Original price $13.99
    Original price
    $13.99
    $13.99 - $13.99
    Current price $13.99
  • Original price $31.99 - Original price $31.99
    Original price
    $31.99
    $31.99 - $31.99
    Current price $31.99

    "Tractor" / "Trailer" chrome aluminum screw-on type air brake valve knob w/jewel

    Only 1 left!

    These threaded brake knobs include an engraved, circular plate, which mounts around the center jewel. Will not replace pin-type brake knobs. Sold E...

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    Original price $31.99 - Original price $31.99
    Original price
    $31.99
    $31.99 - $31.99
    Current price $31.99
  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    Chrome deluxe tractor/trailer brake screw-on air brake knob

    Only 9 left!

    Screw-on type knobs, will not replace knobs with roll-pin. Fits a multitude of trucks, including Peterbilt, Freightliner, Kenworth, International, ...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $28.99 - Original price $28.99
    Original price
    $28.99
    $28.99 - $28.99
    Current price $28.99

    Chrome aluminum Brass Knuckles air valve control knobs

    Only 2 left!

    Original price $28.99 - Original price $28.99
    Original price
    $28.99
    $28.99 - $28.99
    Current price $28.99
  • Original price $75.99 - Original price $75.99
    Original price
    $75.99
    $75.99 - $75.99
    Current price $75.99

    Donkey/Wagon chrome billet aluminum brake knob - SINGLE

    Out of stock

    Replaces thread-on tractor/trailer air brake knobs. Sold SINGLE. See related items for other knobs to match with this one.

    Original price $75.99 - Original price $75.99
    Original price
    $75.99
    $75.99 - $75.99
    Current price $75.99
    Sold out
  • Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99

    Woody's Kenworth stainless steel "Parking Brake" control plate

    Out of stock

    This stainless steel statement plate has straight edges, not angled. For the style with angled sides, see related items.Engraved script reads "Park...

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    Original price $14.99 - Original price $14.99
    Original price
    $14.99
    $14.99 - $14.99
    Current price $14.99
    Sold out
  • Original price $12.99 - Original price $12.99
    Original price
    $12.99
    $12.99 - $12.99
    Current price $12.99

    Chrome tractor/trailer air brake knob w/pin hole

    Only 8 left!

    These tractor/trailer brake knobs fit many older Kenworth trucks. Not compatible with the more common screw-on type brake knobs. 3/8" Inner Diamete...

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    Original price $12.99 - Original price $12.99
    Original price
    $12.99
    $12.99 - $12.99
    Current price $12.99
  • Original price $139.99 - Original price $139.99
    Original price
    $139.99
    $139.99 - $139.99
    Current price $139.99

    Rockwood billet aluminum/chrome "Tractor/Trailer" screw-on parking brake knobs

    Out of stock

    When it comes to brake knobs, these are as swanky as you get. Of all the different styles we carry, these are the only ones that come with a built-...

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    Original price $139.99 - Original price $139.99
    Original price
    $139.99
    $139.99 - $139.99
    Current price $139.99
    Sold out
  • Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95

    Wagon+Mule chrome billet aluminum brake knob - SINGLE

    Only 1 left!

    Replaces thread-on tractor/trailer air brake knobs. Sold SINGLE. See related items for other knobs to match with this one.

    Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95
  • Original price $29.99 - Original price $29.99
    Original price
    $29.99
    $29.99 - $29.99
    Current price $29.99

    Chrome gun barrel tractor/trailer air brake valve knob

    Only 3 left!

    This replica bullet chamber is a founding member of the "Dangerous Chrome Gang." It paved the way for other brake knobs, like our grenades and bras...

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    Original price $29.99 - Original price $29.99
    Original price
    $29.99
    $29.99 - $29.99
    Current price $29.99
  • Original price $23.99 - Original price $23.99
    Original price
    $23.99
    $23.99 - $23.99
    Current price $23.99

    "Ace of Spades" chrome aluminum threaded tractor/trailer air brake knob - SINGLE

    Only 2 left!

    Long hauls can really interfere with making it home in time for poker night. But you'll never forget who's the Ace in your cab with these beautiful...

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    Original price $23.99 - Original price $23.99
    Original price
    $23.99
    $23.99 - $23.99
    Current price $23.99
  • Original price $20.99 - Original price $20.99
    Original price
    $20.99
    $20.99 - $20.99
    Current price $20.99

    Skull chrome aluminum thread-on style air brake knob

    Only 6 left!

    This heavy duty aluminum brake knob is our newest favorite. The skull detail looks as if it were carved by hand out of a solid chunk of chrome, wit...

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    Original price $20.99 - Original price $20.99
    Original price
    $20.99
    $20.99 - $20.99
    Current price $20.99
  • Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95

    Freightliner logo chrome billet aluminum brake knob - SINGLE

    Only 2 left!

    Replaces thread-on tractor/trailer air brake knobs. Sold SINGLE. See related items for other knobs to match with this one.

    Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95
  • Original price $54.95 - Original price $69.95
    Original price
    $54.95 - $69.95
    $54.95 - $69.95
    Current price $54.95

    Peterbilt logo chrome billet aluminum brake knob - SINGLE

    Only 2 left!

    Replaces thread-on tractor/trailer air brake knobs. Sold SINGLE. See related items for other knobs to match with this one.

    Original price $54.95 - Original price $69.95
    Original price
    $54.95 - $69.95
    $54.95 - $69.95
    Current price $54.95
  • Original price $32.99 - Original price $32.99
    Original price
    $32.99
    $32.99 - $32.99
    Current price $32.99

    Large chrome aluminum screw-in air brake knob - Trailer

    Only 1 left!

    Fits Kenworth 2001 and older and Peterbilt 2004 and older. Will not fit newer trucks! Engraved stainless steel plate. Sold SINGLE.

    Original price $32.99 - Original price $32.99
    Original price
    $32.99
    $32.99 - $32.99
    Current price $32.99
  • Original price $54.95 - Original price $74.99
    Original price
    $54.95 - $74.99
    $54.95 - $74.99
    Current price $54.95

    Kenworth logo chrome billet aluminum brake knob - SINGLE

    Only 4 left!

    Replaces thread-on tractor/trailer air brake knobs. Sold SINGLE. See related items for other knobs to match with this one.

    Original price $54.95 - Original price $74.99
    Original price
    $54.95 - $74.99
    $54.95 - $74.99
    Current price $54.95
  • Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95

    Mudflap Girl chrome billet aluminum brake knob - SINGLE

    Only 2 left!

    Replaces thread-on tractor/trailer air brake knobs. Sold SINGLE. See related items for other knobs to match with this one.

    Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95
  • Original price $51.99 - Original price $51.99
    Original price
    $51.99
    $51.99 - $51.99
    Current price $51.99

    Chrome aluminum Grenade screw-on air brake valve knob

    Only 2 left!

    This incredibly realistic grenade brake knob might be intimidating if not for the chrome. They're made of solid chrome-plated aluminum, so they're ...

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    Original price $51.99 - Original price $51.99
    Original price
    $51.99
    $51.99 - $51.99
    Current price $51.99
  • Original price $32.99 - Original price $32.99
    Original price
    $32.99
    $32.99 - $32.99
    Current price $32.99

    Large chrome aluminum screw-in air brake knob - Tractor

    Only 2 left!

    Fits Kenworth 2001 and older and Peterbilt 2004 and older. Will not fit newer trucks! Engraved stainless steel plate. Sold SINGLE.

    Original price $32.99 - Original price $32.99
    Original price
    $32.99
    $32.99 - $32.99
    Current price $32.99
  • Original price $23.99 - Original price $23.99
    Original price
    $23.99
    $23.99 - $23.99
    Current price $23.99

    "Eagle" chrome aluminum threaded tractor/trailer air brake knob - SINGLE

    Only 6 left!

    The detail on this patriotic brake knob is absolutely superb. A freedom eagle in solid chrome - what more could a driver want?Sold SINGLE. Fits all...

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    Original price $23.99 - Original price $23.99
    Original price
    $23.99
    $23.99 - $23.99
    Current price $23.99
  • Original price $21.99 - Original price $21.99
    Original price
    $21.99
    $21.99 - $21.99
    Current price $21.99

    Chrome aluminum "Dagger" tractor/trailer air brake knob - SINGLE

    Only 3 left!

    Compatible with all threaded parking brake knobs, including Peterbilt, Freightliner, newer Kenworth & Volvo, Western Star, and International tr...

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    Original price $21.99 - Original price $21.99
    Original price
    $21.99
    $21.99 - $21.99
    Current price $21.99
  • Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95

    Marine Corps chrome billet aluminum brake knob - SINGLE

    Only 2 left!

    Replaces thread-on tractor/trailer air brake knobs. Sold SINGLE.

    Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95
  • Original price $119.00 - Original price $119.00
    Original price
    $119.00
    $119.00 - $119.00
    Current price $119.00

    Rockwood African Rosewood "Tractor/Trailer" thread-on brake knobs - PAIR

    Out of stock

    Fits Peterbilt through 2005, Kenworth 2000 and older. Includes engraved stainless steel plates.

    Original price $119.00 - Original price $119.00
    Original price
    $119.00
    $119.00 - $119.00
    Current price $119.00
    Sold out