Diamond C Trailers

AJ’s is the premier retailer of Diamond C Trailers for PA, NY, NJ, MD, and the entire northeast region. AJ’s offers a variety of Diamond C trailers for sale that suit any of your hauling needs and at highly competitive prices! No dealer prep fees added! Plus we offer unbeatable service!

While you're here be sure and get pre-qualified for a loan through our online finance application. We also offer a full service department and an onsite parts department for any accessories. Did you know we offer custom trailer fabrication too? Call, contact us or stop by our Harrisburg, PA dealership location today to learn more!

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    • Price, if shown and unless otherwise noted, represents the Manufacturer's Suggested Retail Price (MSRP) and does not include government fees, taxes, dealer vehicle freight/preparation, dealer document preparation charges, labor, installation, or any finance charges (if applicable). MSRP and/or final actual sales price will vary depending on options or accessories selected; contact dealer for more details.

    • Images, where available, are presented as reasonable facsimiles of the offered unit and/or manufacturer stock images. Non-standard options or features may be represented. No guarantee of availability or inclusion of displayed options should be inferred; contact dealer for more details.

    Why Choose a Diamond C Trailer?

    Diamond C trailers are not your typical trailers. With over 25 years of experience designing trustworthy, rugged trailers, Diamond C backs their trailers with the longest warranty in the business. The family-owned company is based in Texas and produces over 60 models of trailers every year.

    AJ’s is your one-stop shop for all your trailer, parts and accessory needs. In addition to our broad selection of trailers, we have any part or accessory you could need. We can fit you with the proper hitch to tow your trailer, trailer organizational accessories, truck accessories, snow removal supplies, and more!

    Browse our wide selection online or at our showroom, centrally located in Pennsylvania. It’s an easy drive from surrounding states: New Jersey, New York, Connecticut, Ohio, Maryland, Virginia, West Virginia, Washington DC, and even Vermont, Massachusetts, Maine, and New Hampshire. You’re sure to find the one that suits your needs. And of course, we’re always here to help. Just give us a call if you have questions or if we can guide you to just the right one.

    Customize Your Diamond C Trailer

    Diamond C offers many ways to customize any trailer to fit your needs. Do you need extra storage on your trailer? No problem. Would you like Mag Wheels, rub rails, side ramps, hydraulic jack, or custom paint? We can arrange it all! AJ’s wants you to have the perfect trailer to help make your trailer experience a good one. Watch this video for some examples of storage options.

    What Are Our Customers Saying

    “We absolutely love our new Diamond C 6×12 trailer! Our company always has a great experience with you and your staff. Next up will be a plow for the truck!Austin, Dauphin Lawn Care Services