Heavy Duty Powertrains

Maintenance & Repair


Heavy-Duty Powertrains Maintenance & Repair
Diesel Engine & Powertrain Expertise

Mangum’s is a leading provider of expert heavy-duty diesel engine and powertrain maintenance and repair services for tractor trailers, semi-trucks, 18-wheelers, and other big rig trucks as well as medium-duty utility and box trucks, flatbeds, and similar medium-powered vehicles. 

With over 50 years of experience delivering heavy-duty powertrain maintenance & repair services—and building custom heavy-duty driveshafts—for a wide variety of vehicles and equipment, we deliver expert maintenance and repair services you can depend on. 

Our seasoned teams bring hands-on experience and expertise to every job, ensuring the reliable performance of your heavy-duty fleet, individual vehicle, or equipment.  We keep your trucks on the road—to help you keep your business profitable!

Comprehensive Heavy-Duty Powertrain Services

Our extensive services and capabilities cover every aspect of your heavy-duty powertrain needs.  

Our comprehensive range of heavy-duty powertrain services include: 

  • Clutches
  • Custom-built, heavy-duty driveshafts
  • Differentials
  • Heavy duty driveshaft maintenance & repair
  • Heavy duty flywheel resurfacing
  • Heavy duty transmission maintenance & repair

Serving NC, SC, & VA

With multiple service shops positioned along the I-95 corridor, we're strategically located to serve all your routine—and emergency—heavy-duty powertrain and driveshaft maintenance & repair needs across North Carolina, Upstate South Carolina, and Virginia.

Heavy Duty Powertrain - Maintenance & Repair Locations - Rocky Mount NC - Bailey NC - Wilson NC - Goldsboro NC - Fayetteville NC - Blacksburg SC.jpg-1


Honest, Reliable Service

Mangum’s has built a reputation for honesty and integrity by consistently providing reliable quotes and delivering the highest quality heavy-duty powertrain maintenance and repair services you’ll find, while remaining steadfastly committed to fair and honest business practices.

We treat our employees—and our customers—like family, and we’ve made it our mission to help all our customers’ fleets and vehicles spend more time on the road and less time in the shop!

Built By Hand for Your Power Needs, On and Off the Road

If you’re looking for a shop that truly understands heavy-duty diesel engines and powertrains, Mangum’s has the knowledge and proven experience to deliver the maintenance and repair capabilities and services you need.

Bring Your Project By a Mangum’s Shop Today for a Quote!

Whether you need transmission maintenance, flywheel resurfacing, or a complete custom-built heavy-duty driveshaft our expert technicians are ready to help! 

Contact us or swing by one of our service shops today to discuss your needs and get a free quote! 

You can also call us today at (800) 869-8973.


Need to hit a deadline? Need someone you can trust? Give us a call. We’ll take it from here.

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