This SAE Recommeded 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 truck 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 over intervening vehicles to the driver of following vehicles.
SAE J1432-2006 history
2016SAE J1432-2016 High Mounted Stop Lamps for Use on Vehicles 2032 mm or More in Overall Width@ Information Report
2010SAE J1432-2010 Rear High Mounted Stop Lamps and Rear High Mounted Turn Signal Lamps for Use on Vehicles 2032 mm or More in Overall Width
2006SAE J1432-2006 Rear High Mounted Stop Lamps and Rear High Mounted Turn Signal Lamps for Use on Vehicles 2032 mm or More in Overall Width
2000SAE J1432-2000 High-Mounted Stop Lamps for Use on Vehicles 2032 mm or More in Overall Width
1997SAE J1432-1997 High-Mounted Stop Lamps for Use on Vehicles 2032 mm or More in Overall Width
1988SAE J1432-1988 High Mounted Stop Lamps for Use on Vehicles 2032 mm or More in Overall Width@ Information Report