This SAE Technical Report provides test procedures, requirements, and guidelines for turn signal lamps intended for use on vehicles 2032 mm or more in overall width. Turn signal lamps conforming to this report may also be used on vehicles less than 2032 mm in overall width except on passenger cars.
SAE J1395-1985 history
1991SAE J1395-1991 TURN SIGNAL LAMPS FOR USE ON MOTOR VEHICLES 2032 mm OR MORE IN OVERALL WIDTH
1985SAE J1395-1985 TURN SIGNAL LAMPS FOR USE ON MOTOR VEHICLES 2032 mm OR MORE IN OVERALL WIDTH