This comprehensive repair kit is designed for the rear gear arm shaft assembly on C5 HDI models from 2001 to 2008.It supports complete repair of both the left rear (driver's side) and right rear (passenger's side) axle positions.The kit includes two inner bearings (chassis side), two outer bearings (wheel side), four retaining rings, four sealing connectors, and two shafts.Compatible with part numbers 75472408, 5175.AP, and 5179.12.Equivalent references include 513326, 5133.26, 513268, 5132.68, 373918, 3739.18, 517912, 5179.12, 513267, 5132.67, 514327, 5143.27, 5154.14, and KS56605.Fits C5 I and C5 II passenger cars and station wagons.