Mazda 6 (V6 3.0L, 3.6L), CX7 (L4 2.3L), CX9 (V6 3.5L, 3.7L), MPV (2.2L, 2.3L).

Hyundai Veracruz (3.0L, 3.5L, 3.8L).

Volvo S60 (2.5L), S70, XC70, S80 (3.2L, 4.4L), S90, XC90 (3.2L, 4.4L), V70 (2.5L), XC60 (3.0TC).

Opel Vectra, Zafira.

Peugeot 307 (1.4L, 1.6L, 2.0L), 407, 607 (2.7L).

Renault Vel Satis (V6 3.0L), Espace IV, Avantime (3.0L).

Saab 9'3 (2.8L Turbo).

Land Rover Freelander (L6 3.2L).

Citroen C4 (1.4L, 1.6L, 2.0L), C5 (1.6L, 1.7L, 2.0L, 2.2L, 2.9L), C6 (2.2L, 2.7L, 3.0L).

Fiat Chroma (1.8L, 1.9L, 2.2L, 2.4L).

Ford Fusion (V6 3.0L, 3.5L), Mondeo (2.0L, 2.3L), Galaxy (2.0L, 2.3L), S-MAX (2.0L, 2.3L).

Piston C2 with cover create pressure in the drum, which is responsible for activating 4-5-6 gears. Their wear can lead to these gears shifting problems or their disappearance.