What Diamond C Trailers does

Diamond C Trailers is a family-owned manufacturer of premium open steel trailers, founded in 1985 by Mike and Kim Crabb and headquartered in Mt. Pleasant, Texas. The company employs 501-1,000 people at a single East Texas manufacturing facility and produces a comprehensive lineup of utility, car hauler, equipment, gooseneck, pintle hitch, step deck, and dump trailers marketed under the tagline premium grade open steel trailers. End customers are concentrated in construction, agriculture, hotshot trucking, landscaping, and recreational use cases, served through a brand history of over 40 years.

The company's core technical differentiator is its Fleetneck Engineered Beam Technology — a U.S. Patent Protected custom I-beam architecture (patented 2019, with version 2.0 launched in 2022) built around 14-18 inch gooseneck and 10-12 inch dump/equipment beams using Grade 50/100 ksi steel rated at roughly double the yield strength of standard 36 ksi steel. This is paired with proprietary Engineered Neck one-piece fabricated designs that distribute load forces and reduce corner stress, Telescopic Cylinder 5-stage hydraulics (with KTI power-up/gravity-down) on dump trailers delivering a full 45-degree tilt, the Difference Maker powder coat finishing system co-developed with IFS, and Lippert-sourced axles across model tiers. The company has continued to push the platform upward in GVWR — the FMAX312 and SDX312 reach 40,000 lb GVWR while the FMAX216 is claimed to be up to 1,800 lb lighter than competing units at equivalent capacity.

Diamond C operates a straightforward hardware-sales revenue model with one-time trailer purchases. MSRPs range from approximately $3,736 for the PSA utility trailer up to $42,005 for the SDX312 step deck, with the bulk of the portfolio in the $10K-$35K band. Distribution is exclusively dealer-led: the company sells through over 100 dealer partners spanning almost 200 dealer locations across the USA and Canada, with an online build-and-price configurator, dealer-locator ZIP search, and Trader Interactive marketplace partnership routing customers to authorized dealers. Consumer financing is facilitated through long-tenured partnerships with Sheffield Financial (since 1992) and Synchrony Bank, providing direct credit-decision rails at the dealer counter. Revenue and ownership data are not publicly disclosed; the legal operating entity is RoadClipper Enterprise Inc., and the Crabb family (Mike, Kim, Jeffrey, and Jacob) retains control.

Name

Diamond C Trailers

Legal name

RoadClipper Enterprise Inc.

Website

https://diamondc.com

Company type

Private

Founded year

1985

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Diamond C Trailers is a family-owned manufacturer of premium open steel trailers — utility, car hauler, equipment, gooseneck, pintle hitch, step deck, and dump models — distributed through nearly 200 dealer locations across the USA and Canada.

Ownership category

akta.pro rank

Product category

Heavy-Duty Open Steel Trailers

NAICS

Truck Trailer Manufacturing (336212)

SIC

Truck Trailers (3715)

akta.pro primary industry

Trailer Manufacturing (Utility/Enclosed/Flatbed/Car Hauler) (IMACAGAA)

akta.pro secondary industry

Truck Trailer Manufacturing (Dry Van/Reefer/Flatbed/Tanker) (IMACABAH)

Keywords

• Open steel trailers
• Gooseneck trailers
• Dump trailers
• Equipment trailers
• Car hauler trailers

Headquarters

HQ city

Mount Pleasant

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Trailer Sales: One-time sale of trailers to end customers through dealer network. Full customization options available through build-and-price configurator.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

Diamond C Trailers designs, engineers, and manufactures premium open steel trailers including utility trailers, car haulers, equipment and tilt trailers, gooseneck trailers, pintle hitch trailers, step deck trailers, and dump trailers. The company builds its proprietary U.S. Patent Protected Engineered Beam Technology into frames across its lineup and distributes finished trailers exclusively through a North American dealer network of more than 100 partners.

Product overview

Diamond C Trailers is a family-owned manufacturer of premium open steel trailers founded in 1985 and headquartered in Mt. Pleasant, TX. The company operates as a single unified product portfolio organized into seven distinct trailer categories: Utility Trailers (PSA, GTU, TUT), Car Haulers (GTF), Equipment & Tilt Trailers (LPX, LPX-GN, GDD, DEC, DET, DET-GN, HDT, HDT-GN, HXD, HXD-GN, DSA), Gooseneck Trailers (FMAX series including FMAX207, FMAX208, FMAX208-HS, FMAX307, FMAX210, FMAX210SS, FMAX212, FMAX212SS, FMAX310, FMAX312, FMAX216), Pintle Hitch Trailers (PX210, PX212, PX310, PX312, PX216), Step Deck Trailers (SDX212, SDX312, SDX216), and Dump Trailers (GST, GDT, MDT, LPT, LPT-GN, DOD, DOD-GN, WDT). The company differentiates through proprietary Engineered Beam Technology (U.S. Patent Protected) featured across gooseneck, pintle hitch, step deck, dump, equipment, and car hauler models, and Telescopic Cylinder technology in dump trailers. Diamond C distributes through over 100 dealer partners throughout North America and offers financing partnerships with Sheffield Financial and Synchrony Bank.

Differentiator

Problem solved

Functional benefit

Products and services

• PSA Premium Single Axle Utility Trailer Premium single axle utility trailer designed for hauling recreational vehicles, tools, and light-duty equipment with GVWR ranging from 2,990 lb to 6,000 lb. Targeted at light-duty consumer and small commercial users.
• GTU Premium Tandem Axle Utility Trailer Tandem axle utility trailer with 7,000 lb GVWR, engineered for serious hauling power and everyday versatility for moving side-by-sides, ATVs, mowers, and farm equipment.

Quantifiable outcome

• Best strength-to-weight ratios of any steel frame gooseneck trailer on the road
• +2 more outcomes

Named customers1 record

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Four partnerships are on record, tiered core and minor.

• IFS (Industrial Finishing Solutions)coreTechnology or IntegrationPartnership to develop custom Difference Maker (DM) powder coat finishing system that provides long-lasting, rugged, and beautiful trailer finishes with multiple standard and custom color options.
• KTI Hydraulics InccoreTechnology or IntegrationSupplier of KTI brand power-up, gravity-down hydraulic systems for telescopic cylinders in dump trailers. 5-stage telescopic cylinder technology enabling maximum dumping leverage.
• LippertcoreTechnology or IntegrationSupplier of axles for Diamond C trailers including 7,000 lb Super Lube axles, 8,000 lb Oil-Bath axles, 10,000 lb Oil Bath Torsion axles, and 16,000 lb Heavy Duty Oil Bath axles. Also supplies 20K hydraulic jacks.
• Trader InteractiveminorChannel Partner/ Reseller/ DistributorInventory partner providing online marketplace for Diamond C dealer inventory. Enables customers to search available trailers for sale on dealer lots near them.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Wabash National Corporation: Wabash is the largest North American trailer manufacturer (semi-trailers, dry vans, reefers, flatbeds, tankers) — a broad incumbent in trailer manufacturing whose flatbed and platform trailer lines represent the larger-scale, heavier end of the market Diamond C addresses.

Direct peers

• Lamar Trailers: Lamar Trailers produces dump trailers and equipment trailers using telescopic cylinder and steel-frame designs, directly overlapping with Diamond C's LPT, DOD, and WDT dump-trailer portfolio and contractor customer base.
• Kaufman Trailers: Kaufman manufactures a wide range of open trailers (utility, equipment, tilt, gooseneck, dump) sold through U.S. dealers. Comparable to Diamond C in product portfolio, pricing tier, and dealer-driven GTM.
• Iron Bull Trailers: Iron Bull is a mid-tier manufacturer of equipment, dump, and gooseneck trailers distributed through dealers, with comparable pricing and customer profile to Diamond C's mid-tier SKUs.
• MAXX-D Trailers: MAXX-D is a premium-segment manufacturer of gooseneck, equipment, tilt, and dump trailers competing head-to-head with Diamond C's higher GVWR FMAX, PX, SDX, and WDT lines via a similar dealer network.
• Load Trail: Load Trail builds utility, equipment, gooseneck, dump, and car-hauler trailers with a comparable dealer-distribution model in North America, targeting the same construction and agriculture customer segments as Diamond C.
• Midsota Manufacturing: Midsota produces heavy-duty gooseneck and tilt equipment trailers with engineered-frame designs, directly comparable to Diamond C's HDT and HXD tilt lines and the same heavy-equipment-hauler end market.
• Caliber Trailers: Caliber Trailers manufactures premium gooseneck, pintle hitch, and equipment trailers, overlapping with Diamond C's FMAX and PX lines and targeting similar heavy-haul contractor and hotshot customers.
• PJ Trailers: PJ Trailers manufactures utility, equipment, dump, and gooseneck trailers sold through an extensive U.S. dealer network. It overlaps with Diamond C across nearly all product categories including car haulers, tilt, and dump trailers, with similar SMB and contractor customer bases.
• Big Tex Trailers: Big Tex is one of the largest North American manufacturers of utility, equipment, and dump trailers with a broad multi-segment product line and dealer network — directly comparable to Diamond C's product breadth, channel model, and target customers in construction, agriculture, and recreational hauling.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/user/diamondctrailers
• Facebookfacebook.com/diamondctrailers
• Instagraminstagram.com/diamondctrailers
• TikToktiktok.com/@diamondctrailers
• Xx.com/dctrailers

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Diamond C Trailers