The Holden Trimatic is a three-speed automatic transmission used in various Holden vehicles from the 1960s to the 1980s. Identifying a Trimatic transmission can be a challenge, especially for those who are new to the world of Holden enthusiasts. In this article, we will provide a comprehensive guide on Holden Trimatic identification, covering its history, design, and key characteristics.
The fastest way to identify a Trimatic versus a Turbo-Hydramatic (T350/T400) or a Powerglide is by looking at the transmission pan and bellhousing. holden trimatic identification
The definitive way to identify a Trimatic is via the red metal identification tag riveted to the side of the transmission case (passenger side, near the pan). This tag contains a two-letter or three-letter code that determines the "calibration" or valve body differences. The Holden Trimatic is a three-speed automatic transmission