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Home >> Infiniti >> 2018 >> QX30 Essential, AWD >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission (Introduction And Basic Inspection) >> System Description >> Structure And Operation >> Sectional View >> Multiple-cone synchronization (3 cones, 1st to 3rd gear)
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Multiple-cone synchronization (3 cones, 1st to 3rd gear)

A multiple-cone synchronizer is used to synchronize the 1st, 2nd and 3rd gear. The most important components of this are an additional cone ring between the friction ring and synchronizer ring and a friction lining on the friction ring. The three friction surfaces of the cone and friction ring are added together and allow the gears to be braked or accelerated more quickly and with less force on a multiple-cone synchronizer.