
High Mounted Stop and Turn Signal Lamp for Use on Vehicles 2032 mm or More in Overall Width
NORM herausgegeben am 1.2.2026
Designation standards: SAE J1432
Publication date standards: 1.2.2026
Country: American technical standard
Kategorie: Technische Normen SAE
This SAE Recommended Practice provides test procedures, requirements, and guidelines for high-mounted stop lamps and high-mounted turn signal lamps intended for use on vehicles 2032 mm or more in overall width. This document applies to trucks, motor coaches, van type trailers, and other vehicles with permanent structure greater than 2800 mm high.
This document does not apply to school buses, truck tractors, pole trailers, flat-bed trailers, pick-up trucks with dual wheels, and trailer converter dollies.
The purpose of the high-mounted stop lamp(s) and high-mounted turn signal lamp(s) is to provide a signal to the driver of following (approaching a signaling vehicle from the rear) or oncoming (approaching a signaling vehicle from the front) vehicles over intervening vehicles.
SUBFILE: Automotive
TYPE OF DOCUMENT: Ground Vehicle Standard