An agricultural implement comprising a suspension unit, which is arranged for cushioning between a rotatable soil engaging or tilling part and a frame (11, 11aL, 11aR, 11bL, 11bR) of the agricultural implement, characterized in that the suspension unit comprises: a bearing unit comprising: an inner sleeve and an outer sleeve which is rotatable relative to said inner sleeve, and a friction-reducing member arranged between the inner sleeve and the outer sleeve; a spring element, arranged radially outside the outer sleeve; and a holder which forms a spring chamber in which the spring element is accommodated, wherein the spring element is fixed in the spring chamber between a circumferential, radially outwardly open groove (Go), which is integrated with the outer sleeve, and a radially inwardly open groove (Gi), which surrounds the outer sleeve wherein the holder comprises first and second holder parts (107, 111), which in the joined-together state form the spring chamber the holder parts (107, 111) are joined together along a plane which is substantially perpendicular to a rotational axis of the bearing unit, at least one of the holder parts (107, 111) has a substantially flat portion (1075, 1115) and a, relative to the flat portion, countersunk portion (1076, 1116), which forms a part or the whole of the spring chamber, wherein the holder parts are joined together in the axial direction so that the spring element is clamped at least axially, and the holder parts are configured as a pair of mirror-inverted parts, or as a pair of identical parts, or the holder parts are configured as a first substantially flat part and a second part having the flat portion and the countersunk portion, wherein the countersunk portion defines part of or the whole of the chamber for the spring element. a bearing unit comprising: an inner sleeve and an outer sleeve which is rotatable relative to said inner sleeve, and a friction-reducing member arranged between the inner sleeve and the outer sleeve; a spring element, arranged radially outside the outer sleeve; and a holder which forms a spring chamber in which the spring element is accommodated, wherein the spring element is fixed in the spring chamber between a circumferential, radially outwardly open groove (Go), which is integrated with the outer sleeve, and a radially inwardly open groove (Gi), which surrounds the outer sleeve wherein the holder comprises first and second holder parts (107, 111), which in the joined-together state form the spring chamber the holder parts (107, 111) are joined together along a plane which is substantially perpendicular to a rotational axis of the bearing unit, at least one of the holder parts (107, 111) has a substantially flat portion (1075, 1115) and a, relative to the flat portion, countersunk portion (1076, 1116), which forms a part or the whole of the spring chamber, wherein the holder parts are joined together in the axial direction so that the spring element is clamped at least axially, and the holder parts are configured as a pair of mirror-inverted parts, or as a pair of identical parts, or the holder parts are configured as a first substantially flat part and a second part having the flat portion and the countersunk portion, wherein the countersunk portion defines part of or the whole of the chamber for the spring element. an inner sleeve and an outer sleeve which is rotatable relative to said inner sleeve, and a friction-reducing member arranged between the inner sleeve and the outer sleeve; a spring element, arranged radially outside the outer sleeve; and a holder which forms a spring chamber in which the spring element is accommodated, wherein the spring element is fixed in the spring chamber between a circumferential, radially outwardly open groove (Go), which is integrated with the outer sleeve, and a radially inwardly open groove (Gi), which surrounds the outer sleeve wherein the holder comprises first and second holder parts (107, 111), which in the joined-together state form the spring chamber the holder parts (107, 111) are joined together along a plane which is substantially perpendicular to a rotational axis of the bearing unit, at least one of the holder parts (107, 111) has a substantially flat portion (1075, 1115) and a, relative to the flat portion, countersunk portion (1076, 1116), which forms a part or the whole of the spring chamber, wherein the holder parts are joined together in the axial direction so that the spring element is clamped at least axially, and the holder parts are configured as a pair of mirror-inverted parts, or as a pair of identical parts, or the holder parts are configured as a first substantially flat part and a second part having the flat portion and the countersunk portion, wherein the countersunk portion defines part of or the whole of the chamber for the spring element.