J647 Automatic Transmissions - Schematic Diagrams

Revised

12/11/2025

Features
Issuing Committee
Scope
Content
The following schematic diagrams reflect various methods of illustrating automotive transmission arrangements. These have been developed to facilitate a clear understanding of the functional interrelations of the gearing, clutches, hydrodynamic drive unit, and other transmission components.
Two variations of transmission diagrams are used: in neutral (clutches not applied) and in gear. For illustrative purposes, some typical transmissions are shown.
Details
Pages
10
Citation
SAE International Recommended Practice, Automatic Transmissions - Schematic Diagrams, SAE Standard J647, Revised December 2025, Reaffirmed June 1995, Issued June 1960, .
Additional Details
Publisher
Published
Yesterday
Product Code
J647
Content Type
Recommended Practice
Status
Revised
Language
English