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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 $3.99 - Original price $3.99
Original price
$3.99
$3.99 - $3.99
Current price $3.99

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

Only 2 left!

Knobs not included. Sold SINGLE.

Original price $3.99 - Original price $3.99
Original price
$3.99
$3.99 - $3.99
Current price $3.99
Original price $10.99 - Original price $10.99
Original price
$10.99
$10.99 - $10.99
Current price $10.99

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

Only 7 left!

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 $10.99 - Original price $10.99
Original price
$10.99
$10.99 - $10.99
Current price $10.99
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 8 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 $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 $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 1 left!

Includes set screw for adjustment.

Original price $28.99 - Original price $28.99
Original price
$28.99
$28.99 - $28.99
Current price $28.99
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 7 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 $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
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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
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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

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 $54.95 - Original price $54.95
Original price
$54.95
$54.95 - $54.95
Current price $54.95
Sold out
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 1 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 $56.99 - Original price $56.99
Original price
$56.99
$56.99 - $56.99
Current price $56.99

Peterbilt embedded logo tractor / trailer air brake knob with 5/8" x 11 insert - SINGLE

Only 1 left!

This flattened, mushroom-shaped knob evokes nostalgia for days gone by - a retro yet timeless look. Includes a female 5/8" x 11 threaded insert. Do...

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Original price $56.99 - Original price $56.99
Original price
$56.99
$56.99 - $56.99
Current price $56.99
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

Out of stock

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
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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 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 $32.99 - Original price $32.99
Original price
$32.99
$32.99 - $32.99
Current price $32.99

"Candy Red" Tractor/Trailer screw-on air brake knob

Only 3 left!

These are screw-on type knobs, and they will not replace knobs with roll-pin. Fits a multitude of trucks, including Peterbilt, Freightliner, Kenwor...

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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 $54.95
Original price
$54.95
$54.95 - $54.95
Current price $54.95

Freightliner logo 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 $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 $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

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