Ford YL8Z-3A329-BA Shaft

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To remove the rear driveaxle in 2004 and earlier models, follow these steps: a) Block the front wheels to prevent the vehicle from rolling. b) Loosen the wheel lug nuts and raise the rear of the vehicle on jackstands. c) Remove the wheel and the driveaxle/hub nut, then remove the coil spring. d) Remove the nut and detach the trailing arm from the lower suspension arm ball joint. e) Pry the trailing arm outward and remove the outer end of the driveaxle from the hub. Do not let the driveaxle hang by the inner CV joint. f) Pry the inner end of the driveaxle out of the differential and remove it from the vehicle.

To install the rear driveaxle in 2004 and earlier models, follow these steps:a) Pry the old spring clip from the inner end of the driveaxle and install a new one.b) Apply a light film of grease to the area on the inner CV joint stub shaft where the seal rides, then insert the splined end of the inner CV joint into the differential.c) Make sure the spring clip locks in its groove.d) Apply a light film of grease to the outer CV joint splines, pry the trailing arm outward, and insert the outer end of the driveaxle into the hub.e) Install the coil spring.f) Connect the trailing arm to the lower suspension arm and install the nut.g) Using a floor jack, raise the trailing arm to simulate normal ride height and then tighten the nut.h) Install a new driveaxle/hub nut and tighten it before lowering the vehicle to prevent wheel bearing damage.i) Install the wheel and lug nuts, then lower the vehicle and tighten the lug nuts.