Tractor / Trailer Air Brake Knobs

Knobs not included. Sold SINGLE.

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

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

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

Includes set screw for adjustment.

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...

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...

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

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-...

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

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...

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

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...

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...

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

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

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

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...

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

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...

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...

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...

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

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 ...

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

Like this color? Click here to see other items!

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

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

These chunky ash wood knobs are great for dressing up your dash. They've got just the right amount of style.Fits Peterbilt & Kenworth trucks pr...

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

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...

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...

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

These chunky ash wood knobs are great for dressing up your dash. They've got just the right amount of style. Fits Peterbilt & Kenworth trucks p...

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...

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 metal, with...

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 metal, with...

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 metal, with...

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...

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

Fits pin-type brake knobs with 3/8" diameter shaft. Includes engraved stainless steel plate.Great for Kenworth, Volvo, and other trucks with pin-st...

This simple brake knob features just a touch of rosewood, for a classy yet affordable look. Fits Peterbilt trucks 1991 and newer with screw-on type...

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 metal, with...

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 metal, with...

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

Fits pin-type brake knobs with 3/8" diameter shaft. Includes engraved stainless steel plate.Great for Kenworth, Volvo, and other trucks with pin-st...

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 metal, with...