Dump Trailers

Diamond C LPT-GN: Telescopic Gooseneck Dump

Specifications, configurations, and buyer fit for the Diamond C LPT-GN Telescopic Gooseneck Dump.

The LPT-GN is a current Diamond C model. The published specifications below come from the manufacturer’s spec sheet. Confirm the current numbers with your dealer before you buy.

Published Specifications

GVWR15,500-24,000 lb
Empty weight5,270-8,100 lb
Lengths12-16 ft
Width81-82 in bed
Axles2x 7K Lippert std; upgrades available
Tires14-ply all-steel radials
CouplerGooseneck

3-stage telescopic hoist; 45-degree dump angle; std 14.9K GVWR upgradable to 18K/23K/24K

Read from the manufacturer's published page on July 19, 2026. Options and model-year changes alter these figures, verify the current sheet with the dealer.

Manufacturer Source

Diamond C listed this model family as active when checked on July 19, 2026. Confirm current specifications, options, and local availability directly with the manufacturer and dealer.

View the official Diamond C LPT-GN page →