Head to head
HM Trailers DC20 vs Richardson Trailers Supreme Treble
The HM Trailers DC20 is a 12m3 commercial dump trailer. The Richardson Trailers Supreme Treble is a trailer for two horses and a pony, one forward one reversed.
Last reviewed 13 September 2026
Specifications side by side
| HM Trailers DC20 | Richardson Trailers Supreme Treble | |
|---|---|---|
| Capacity | 12 cubic metres | 2 horses forward, 1 pony reversed |
| Body length | 5200mm (17ft) | - |
| Width | 2550mm (8ft 4in) | - |
| Overall length | 7284mm (23ft) | - |
| Max tipped height | 6210mm (20ft 4in) | - |
| Axles | 2 x 127mm round axles, 385/65 R22.5 wheels | - |
| Gross weight | - | 2,700kg |
| Unladen weight | - | 1,260kg |
| External dimensions | - | 5.40m long x 2.29m wide x 2.75m high |
| Internal dimensions | - | 3.54m long x 1.80m wide x 2.33m high |
Sources: HM Trailers DC20, Richardson Trailers Supreme Treble. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the DC20 if...
A dump trailer for hauling muck, aggregate or waste on a construction site, built to tip clear over a high-sided skip or wagon. Its round-axle running gear and reinforced chassis suit off-road site use rather than road haulage.
Listed by
- H M Trailers - Ongar, Fyfield
Buy or hire the Supreme Treble if...
A three-berth Richardson trailer built for a household with two horses and a pony rather than a full string. The reversed pony bay keeps overall length down compared with three forward-facing berths, which suits smaller yards and tow vehicles.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Common questions
What is the difference between the HM Trailers DC20 and the Richardson Trailers Supreme Treble?
The HM Trailers DC20 is a 12m3 commercial dump trailer; the Richardson Trailers Supreme Treble is a trailer for two horses and a pony, one forward one reversed.
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