CK-WS-LS : Western Star Logo Shape Knob

CK-PB-S-6090 : Peterbilt Logo Square Knob Black/Chrome 190

CK-PB-O-6090 : Peterbilt Logo Octagon Knob Black/Chrome 190

UNITED PACIFIC - 23364 : "Tractor" Air Valve Knob - Stainless Plaque W/ Cursive Script

UNITED PACIFIC - 23229-1G : "Trailer" Glossy Air Valve Knob Sticker Only - Green

UNITED PACIFIC - 23222-1S : "Tractor" Glossy Air Valve Knob Sticker Only - Silver

UNITED PACIFIC - 23222-1G : "Tractor" Glossy Air Valve Knob Sticker Only - Green

CK-FL1-S-USA : Freightliner Logo Square Knob US Flag Red/Chrome

CK-FL1-O-USA : Freightliner Logo Octagon Knob US Flag Red/Chrome

CK-KW-W900-S : Kenworth W900 Square Knob

CK-BS-O : Bull Logo Octagon Knob

CK-BS-S : Bull Logo Square Knob

CK-PB-S-6340 : Peterbilt Logo Square Knob Red/Chrome (440)

CK-PB-O-6340 : Peterbilt Logo Octagon Knob Red/Chrome (440)

CK-PB1-S-6090 : Peterbilt Oval Logo Square Knob Black/Chrome 190

CK-PB1-O-6090 : Peterbilt Oval Logo Octagon Knob Black/Chrome 190

CK-PB-LS-7747 : Peterbilt Logo Shape Knob Blue

GR-TCKN/TLKN-B: Blue Glitter Tractor & Trailer Brake Knob with Adapter (Pair)

Lifetime - 0484-2 : Short Round Tractor Trailer Knob (Pack Of 2)

GR-TCKN/TLKN-W: Solid White Tractor & Trailer Shift Brake Knob with Adapter

UNITED PACIFIC - 23229-1S : "Trailer" Glossy Air Valve Knob Sticker Only - Silver

UNITED PACIFIC - 23229-1P : "Trailer" Glossy Air Valve Knob Sticker Only - Purple

UNITED PACIFIC - 23222-1P : "Tractor" Glossy Air Valve Knob Sticker Only - Purple

CK-FL1-S-6340 : Freightliner Logo Square Knob Red 440