Contact Form

Please Note:

• We do not ship outside of the United States.
• We are unable to look up any parts by VIN number or serial number. If you need to verify if a part is correct for your truck or trailer, please call the dealer or manufacturer.

Important:

• MJ Heavy Duty Parts LLC does NOT provide any installation or troubleshooting advice.
• Installation only by a trained professional for the intended application.
• Improper installation can result in serious safety risks.

Normal Office Hours:

• Monday to Friday, 9:00am to 2:30pm Central Time
• We are closed Saturday and Sunday
• We are an online distributor. Our office in Nebraska is not open to the public.

Helpful Links:

• Shipping, Returns and Exchanges and Insurance Policy
• Low Order Fee Policy
• Privacy Policy
• Terms & Condition