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DDA Services
With a rich history dating back to 1986, DDA Services has established itself as a trusted name in truck and trailer repair services in Southern NH. We invite you to learn more about the  services and products that we offer.

Body & Trailer Repair

  • Lighting Repair and Modifications
  • Custom Fabrication
  • Rear Door Repairs
  • Collision work
  • Painting
  • Roof Repair and Replacement
  • Authorized Morgan Truck Body Service & Parts
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Trailer panel repair

Liftgates

  • Liftgate installation
  • Maintenance & Repair on all makes and models
  • Authorized warranty parts and service for Maxon, Thieman, Waltco, Palfinger
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Air Conditioning & Heating

  • Authorized Red Dot Warehouse distributor
  • On road / Off road Sales, Service, & Parts
  • On-site Heavy Equipment installations and service
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Onspot Automatic Tire Chains

  • Authorized OnSpot Dealer
  • Installation
  • Repair
  • Parts
Learn More

DDA sells and services quality products from many of the best suppliers in the industry including...

onspot logo

FAQ

Yes we are a licensed State Inspection site for the state of New Hampshire.

Our air conditioning repair work is not limited to trucks, we also work on off-road heavy equipment and other unique vehicles and machinery.  

We recommend bringing your liftgate in for maintenance at least twice a year. Periodic maintenance inspections and adjustments include:

  • Cleaning compenents from road and weather-related debris
  • Hydraulic adjustments based on seasonal  temperatures
  • Safety inspection to prevent damage to gate or injury to operators

Our shop and technicians are qualified to perform all aspects of truck and trailer repair and for our fleet customers we can satisfy all your repair needs. The specialities that set us apart from other shops is our expertise in truck body and trailer repair, liftgate repair, and heavy duty air conditioning and heating.