United Pacific– 8-1/2″ Chrome Dome Rear Hubcap for Mack – 10240

8-1/2″ Chrome Dome Rear Hubcap for Mack (10240)

Give your Mack truck a clean, classic finish with the United Pacific – 8-1/2″ Chrome Dome Rear Hubcap. Built for durability and shine, this heavy-duty hubcap features a mirror-polished, triple-chrome plated surface that stands up to daily road use while adding professional style to your rear axle.

Product Features

• Manufacturer: United Pacific
• Item Number: 10240
• Material: High-strength steel with triple-chrome plated finish
• Diameter: 8-1/2″ (standard Mack rear axle size)
• Fitment: Fits most 8-stud hubs with 3/4″ diameter studs
• Design: Classic dome style for a polished, aerodynamic look
• Installation: Press-fit or bolt-on using existing studs and lug nuts
• Durability: Rust-, corrosion-, and weather-resistant finish
• Sold individually

Performance & Fit

This dome hubcap is engineered for precise alignment and a tight, vibration-free fit on standard 8-stud Mack rear wheels. Its triple-chrome plated surface offers superior corrosion protection and a mirror-level finish that enhances both everyday work rigs and show-truck builds.

Installation

1. Clean the hub surface thoroughly to remove dirt and grease.
2. Align the hubcap with the 8-stud pattern and press or bolt into place.
3. Verify clearance and secure fit before driving.

Why You’ll Love It

• Classic chrome look with mirror-bright shine
• Triple-chrome finish resists rust and corrosion
• Built for a precise fit on Mack 8-stud rear axles
• Easy to install and maintain
• Perfect for restoration, custom, or show applications

Common Questions

• Will this fit other brands? It’s designed for Mack but may fit other trucks with 8 studs and 3/4″ stud diameter.
• Is it metal or plastic? Steel construction with chrome-plated finish.
• Is hardware included? No – uses existing studs and nuts for mounting.

⚠️ 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: Sold individually. Fits most 8-stud Mack rear axles with 3/4″ studs. Clean surface before installation for best results.