UNSPSC 25181611: Dolly trailer

A small trailer that can be coupled to a truck or trailer so as to support a semi-trailer. The dolly is equipped with a fifth wheel to which the semi-trailer is coupled.

UNSPSC 25181611 Dolly trailer is a Commodity code that encompasses vehicle upfitting, modification, and service-body installation work on motorized chassis platforms. State and local governments solicit under this code for construction and installation of specialized bodies and equipment on new or existing trucks and utility vehicles, including utility service bodies, animal protection enclosures, and related mechanical and electrical integration. Issuing bodies span county departments, municipal public works and fleet operations, transit authorities, and school district fleet services, with activity concentrated in Texas, California, Florida, and Georgia. The code shows substantial recent activity, reflecting ongoing municipal investment in fleet modernization and specialized vehicle capabilities across diverse service lines.

County of Sacramento issued RFB 2026RFB0004 on April 24, 2026, seeking construction and installation of nine-foot utility service bodies on three new 10,200-pound GVWR cab and chassis units, with a minimum of three and maximum of six bodies to be installed during the first contract year and potential expansion to gasoline/diesel and electric platforms in subsequent years; bids were due February 18, 2026, with contract award scheduled for March 11, 2026. City of North Las Vegas released RFP 2026-020 on July 7, 2026, for installation of animal protection bodies on two 2025 Ford F-350 Super Cab chassis vehicles (unit numbers 2799 and 2800), with proposals due July 29, 2026. These solicitations reflect the full scope of work under the code: complex vehicle modifications requiring emissions compliance, federal and state safety certification, custom fabrication, integrated mechanical and electrical systems, factory warranty support, and delivery of fully operational units ready for municipal service.