Annotation of standard text SAE J1609 :
This SAE Recommended Practice establishes performance guidelines of the air reservoir systems used on trucks, towing trucks, truck-tractors, trailers, and converter dollies with GVWRs over 10 000 lb designed to be used on the highway.
NOTE: Compliance with this document does not guarantee compliance with the air reservoir requirements of FMVSS 121.
SUBFILE: Commercial Vehicle
TYPE OF DOCUMENT: Ground Vehicle Standard
Stabilized: Jul 2022 