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Diamond C specializes in premium grade open steel trailers. They're based in Texas and have been making trailers since 1985. As a family-owned business, they are driven by their core values to invest in their team members, customers and community. They strive to build extraordinary trailers for work and play and provide the service to match them.

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Diamond C makes it easy to haul machinery, vehicles, building materials and more with their vast selection of trailers built for heavy loads. Their dump trailer options range from general duty to medium duty to heavy duty and allow you to choose from features such as deck over models, telescopic dumps and gooseneck hitches. Diamond C provides many choices for those looking to haul equipment, from their customizable equipment trailers that come as deckover trailers and tilt deck trailers to their pintle hitch flatbed trailers. Extra tall loads can be towed using one of their step deck trailer models, while their gooseneck flatbed trailers are perfect for extra heavy loads. Car enthusiasts can tow their vehicles using one of Diamond C's car hauler trailers.

There are 40 Diamond C dealers who list their trailers with us. We currently offer 58 trailers for sale by Diamond C on TrailersUSA.com. Get started with the search for your perfect trailer by browsing our Diamond C trailer inventory today.

Displaying 16 - 30 of 58 Items

2022 Diamond C FMAX212-40X102HDT available in Mount Vernon, IL
14

2022 Diamond C FMAX212-40X102HDT

8x40 Equipment Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2022 DIAMOND C 40' ENGINEERED BEAM GOOSENECK FLATDECK TRAILER, 12' HYDRAULIC DOVETAIL WITH 12.5 DEGREE LOADING ANGLE, SCISSOR ACTION SELF LOCKING HINGE MECHANISM, 2-12K ELECTRIC BRAKE AXLES[...]

 SALE PENDING 

$33,212
Unit Details
22

2023 Diamond C DET210-28X102GN

8x28 Tilt Deck Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2023 DIAMOND C 28 X 102 GOOSENECK DECKOVER TILT TRAILER, DET210-28 DECK-OVER TILT TRAILER W/GOOSENECK Options JACK, DUAL 12K DROP-LEG JACKS SPARE MOUNT IN GOOSENECK DECALS, DET BOLT-ON LED FLOOD LI[...]

 IN STOCK 

$35,899
$32,585
Unit Details
25

2024 Diamond C FMAX210-32X102HDT

8x32 Equipment Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2024 DIAMOND C 32 ENGINEERED BEAM GOOSENECK FLATDECK TRAILER, 12 HYDRAULIC DOVETAIL WITH 12.5 DEGREE LOADING ANGLE, SCISSOR ACTION SELF LOCKING HINGE MECHANISM, 2-10K LIPPERT ELECTRIC BRAKE AXLES, [...]

 

$35,044
$31,809
Unit Details
5

2024 Diamond C FMAX210

8x35 Deckover/Flat Deck Trailer for sale in East Bethel, MN

Sold by: Central Trailer Sales
Diamond C FMAX210 102"x35ft Gooseneck Deckover Trailer with 10,000# Elec/Hyd Disc Brake Axles, 12ft Hydraulic Dovetail, Pacesetter Edition. Pacesetter Edition* (2) 10K Elec/Hyd Disc Brake Axle[...]

 IN STOCK 

$31,499
Unit Details
26

2024 Diamond C Engineered Beam FMAX-212 2.0 25.9K GVWR Hydraulic Dove

8x38 Deckover/Flat Deck Trailer for sale in Broken Arrow, OK

Sold by: Central Trailers
DIAMOND C FMAX-212 2.0 ENGINEERED BEAM 25.9K W/ HYDRAULIC DOVETAIL 38' LENGTH X 102" WIDTH COUPLER, 30K SHOCKER AIR BAG WITH (2-5/16" BALL) NECK, 12" ENGINEERED NECK FRAME ENG BEA[...]

Sale 

$44,990
$39,990
Unit Details
2

2022 Diamond C FMAX212 40X102

Flatbed/Flat Deck (Heavy Duty) Trailer for sale in Baytown, TX

Sold by: Extreme Trailers of Texas
2022 Diamond C FMAX212 40’ x 102” Standard Features: LOADING STYLE: Max RampsAXLES: 2 - 12,000 lb Heavy Duty, Oil BathCOUPLER: 30,000 lb Bulldog BX1CROSS-MEMBERS: 3” I-B[...]

Sale 

Length: 40' 0"

$35,495
$30,395
Unit Details
13

2022 Diamond C FMAX210SS-38X102HDT

8x38 Equipment Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2022 DIAMOND C 38FT ENGINEERED BEAM GOOSENECK FLATDECK TRAILER WITH SUPER SINGLES, 12' HYDRAULIC DOVETAIL WITH 12.5 DEGREE LOADING ANGLE, SCISSOR ACTION SELF LOCKING HINGE MECHANISM, 2-10K ELECT[...]

Sale IN STOCK SPECIAL 

$34,348
$29,995
Unit Details
15

2022 Diamond C FMAX212-35X102MR

8x35 Equipment Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2022 DIAMOND C 30 +5 ENGINEERED BEAM GOOSENECK FLATDECK TRAILER, 5 DOVETAIL WITH 2 FLIP OVER MONSTER RAMPS(44 WIDE, SPRINGLOADED), 2-12K OIL BATH AXLES, ELECTRIC DRUM BRAKES, HEAVY DUTY HUTCH SPRI[...]

Sale IN STOCK 

$34,564
$29,350
Unit Details
14

2023 Diamond C FMAX208-35X102MR

8x32 Equipment Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2023 DIAMOND C 32 ENGINEERED BEAM GOOSENECK FLATDECK TRAILER, 5 DOVETAIL WITH 2 FLIP OVER MONSTER RAMPS(44 WIDE, SPRINGLOADED), 2-8K HYD/DISC BRAKE / OIL BATH AXLES, SPRING SUSPENSION, ST215/75R17[...]

Sale IN STOCK 

$34,084
$28,595
Unit Details
13

2024 Diamond C FMAX210-30X102HDT

8x30 Equipment Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2024 DIAMOND C 30 ENGINEERED BEAM GOOSENECK FLATDECK TRAILER, 12 HYDRAULIC DOVETAIL WITH 12.5 DEGREE LOADING ANGLE, SCISSOR ACTION SELF LOCKING HINGE MECHANISM, 2-10K (LIPPERT) OIL BATH AXLES, ELEC[...]

Sale IN STOCK 

$31,888
$27,995
Unit Details
37

2023 Diamond C FMAX212-30X102MR

8x30 Equipment Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2023 DIAMOND C 25 +5 ENGINEERED BEAM GOOSENECK FLATDECK TRAILER, 5FT DOVETAIL WITH 2 FLIP OVER MONSTER RAMPS(44 WIDE, SPRINGLOADED), 2-12K ELECTRIC BRAKE AXLES, HEAVY DUTY HUTCH SPRING SUSPENSION, [...]

Sale IN STOCK 

$33,530
$27,995
Unit Details
17

2024 Diamond C Diamond C LPX-210 GN

82x28 Equipment Trailer for sale in Broken Arrow, OK

Sold by: Central Trailers
DIAMOND C LPX210 LOW PROFILE TRAILER WITH GOOSENECK - PACESETTER EDITION FRAME SIZE L28X82 DECALS LPX SUSPENSION 10K TPORSION STRAIGHT AXLES CROSS MEMEBERS 3"I-BEAM ON 12" CENTERS (L28) FRA[...]

Sale 

$29,990
$27,990
Unit Details
4

2024 Diamond C FMAX210

8x28 Deckover/Flat Deck Trailer for sale in East Bethel, MN

Sold by: Central Trailer Sales
Diamond C FMAX210 102"x28ft Gooseneck Deckover with 10,000# Axles, Pacesetter Edition. Pacesetter Edition* 10,000lb Axles, Electric/Hyd Disc Brakes* Heavy Duty Adjustable Suspension* Bolt-on L[...]

 IN STOCK 

$27,100
Unit Details
16

2024 Diamond C Diamond C HDT210 Gooseneck Tilt 82"X24' Tilt

6x24 Tilt Deck Trailer for sale in Broken Arrow, OK

Sold by: Central Trailers
DIAMOND C HDT210 HYDRAULICALLY DAMPENED TILT EQUPMENT TRAILER WITH GOOSENECK AXLE 2 - 10K LECTRIC DRUM BRAKES SUSPENSION 10K TORSION STRAIGHT AXLES CROSS MEMEBERS 3"I-BEAM ON 16" CENTERS FR[...]

Sale 

$28,990
$26,990
Unit Details
12

2024 Diamond C LPX210-30X102GN

8x30 Flatbed Trailer for sale in Mount Vernon, IL

Sold by: Country Blacksmith LLC
2024 DIAMOND C GOOSENECK 30 X 102 LOW PROFILE 20K EXTREME DUTY EQUIPMENT TRAILER, WIDE BODY EQUIPMENT TRAILER WITH FRAME EXTENSIONS, 12 ENGINEERED NECK, FULL WIDTH TOOLBOX, 2-12K DROP LEG JACK, 2-5/[...]

Sale IN STOCK 

$31,830
$26,980
Unit Details