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Automotive glossary

Transmission Jack

A transmission jack is a jack with a tilting cradle used to remove and fit gearboxes from below.

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What is Transmission Jack?

It is used with a lift or high axle stands. Chains or straps secure the gearbox to the cradle. Fine adjustment helps align the gearbox with the engine. On front-wheel-drive cars the gearbox often comes out downwards after the subframe is lowered.

How it works

A hydraulic pump raises the cradle, which can be tilted to match the gearbox angle.

Why it matters for your car

Gearboxes are heavy and can shift suddenly when the last bolts are removed. Use the jack only on a flat, solid floor.

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