United Pacific – Long Air Valve Knob – Stainless Plaque with Cursive Script

Long Air Valve Knob – Stainless Plaque with Cursive Script (23178 / 23179)

Add custom elegance to your cab with the United Pacific – Long Air Valve Knob with Stainless Plaque and Cursive Script. These premium-grade knobs feature a laser-etched stainless-steel plaque mounted on a long, chrome-plated body that fits Freightliner, Kenworth, Peterbilt, and other popular trucks. Each design combines durability, shine, and a touch of personalization for your air control setup.

Product Features

• Manufacturer: United Pacific
• Item Numbers: 23178 / 23179
• Material: Chrome-plated metal with stainless-steel plaque
• Finish: Triple-chrome plating for brilliant shine and corrosion resistance
• Design Options: Tractor (23178) and Trailer (23179)
• Plaque Detail: Laser-etched cursive script for sharp and lasting markings
• Fitment: Compatible with Freightliner, Kenworth, Peterbilt and various other trucks
• Durability: Built to withstand heat, vibration and daily use
• Sold individually

Performance & Fit

The long design provides a comfortable grip and custom look for any cab interior. The stainless plaque adds a distinct high-end touch, while the triple-chrome finish maintains a brilliant shine that resists tarnish and wear. Ideal for drivers who value style as much as function.

Installation

1. Remove your existing air valve knob (if equipped).
2. Put knob on pin mount and use provided set-screw to tighten down.
3. Ensure proper alignment of the etched script before final tightening.

Why You’ll Love It

• Laser-etched stainless plaque adds custom detail and depth
• Triple-chrome plating for a lasting, mirror finish
• Comfortable long-style knob for easy grip and control
• Fits multiple truck brands with standard pin mount style
• Available in Tractor and Trailer designs for matching setup

Common Questions

• Will it fit my truck? Yes – fits standard air valves with pin style mount used by Freightliner, Kenworth, Peterbilt and others.
• Is the script painted on? No – it’s laser-etched into the stainless plaque for crisp and durable markings.
• Are both Tractor and Trailer sold together? No – each knob is sold individually by design.

⚠️ California Proposition 65 Warning:
This product can expose you to chemicals including nickel and chromium compounds which are known to the State of California to cause cancer and reproductive harm.
For more information, visit www.P65Warnings.ca.gov.

Note: Available in two designs – Tractor (23178) and Trailer (23179). Sold individually.