Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

A/T Technical Data

MR9A 4-spd A/T, Line Pressure, Clutch Thickness & Valve Body:





MR9A 4-spd A/T, Accumulator, Servo Body & Shaft Measurements:





MR9A 4-spd A/T, Mainshaft / Countershaft Measurements:





MR9A 4-spsd A/T, Transmission Spring Measurements:





Manual/Automatic Transmission Gear Ratios: