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How To Install Mustang Half Shafts S550

Check out our article on installing our Mustang Half Shaft Kit for your S550. Our detailed step-by-step process will make your install as easy as possible!

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Removal Procedure


  1. Support the rear of the car with jack stands or the entire vehicle with a lift.
  2. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  3. Remove both rear wheels.
  4. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  5. Lubricate the knuckle retaining nut, then loosen and remove the nut with a 1 & ¼ socket.
  6. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  7. Remove the rubber grommet from the bracket.
  8. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  9. Loosen and remove the 10mm bolts that retain the parking brake cable to the knuckle, body of the car, and the brake hose to sway bar end-link bracket.
  10. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  11. Reinstall a lug nut with some sort of spacer to keep the rotor in place.
  12. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  13. Loosen and remove the 18mm caliper to knuckle retaining bolts and remove the caliper (zip-tie it out of the way).
  14. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)



  15. Remove the lug nut spacer and then remove the rotor.
  16. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  17. Loosen and remove the three 8mm bolts securing the dust shield to the knuckle and remove the dust shield.
  18. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  19. Loosen and remove the 8mm bolt securing the wheel speed sensor to the knuckle and then remove the sensor out of the way.
  20. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  21. Loosen but do not remove the 18mm vertical link to control arm bolts.
  22. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  23. Loosen the 15mm vertical link to knuckle bolt BUT ONLY remove the nut with the locking tab, LEAVE THE BOLT IN (bolt is removed in step 15).
  24. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  25. Loosen the 18mm toe link to knuckle bolt.
  26. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  27. Loosen and Remove the 21mm knuckle to lower control arm bolt.
  28. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  29. Remove the vertical link to knuckle bolt & swing the vertical link down and out of the way.
  30. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  31. Loosen the upper control arm to knuckle hardware(nut is 18mm & bolt head is 15mm) LEAVE THIS BOLT IN PLACE.
  32. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  33. Remove the toe link to knuckle bolt.
  34. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  35. Lubricate the splines on the half shaft.
  36. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  37. Reinstall the knuckle retaining nut (only thread this in a few turns).
  38. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  39. Use the socket & strike the socket with a dead blow hammer to press the half shaft out of the knuckle.
  40. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  41. Remove the last bolt and knuckle.
  42. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  43. Use a sway bar to dislodge the c-clip inside of the differential.
  44. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  45. Remove the half shaft from the differential.
  46. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


    REPEAT ALL STEPS FOR THE OTHER SIDE


    Installation Procedure


  47. On a workbench, apply gear oil to the end of the shaft that you are installing.
  48. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  49. Clean the seal and lubricate it with fresh gear oil.
  50. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  51. Install the axle shaft into the rear end housing (ensure that it is fully seated).
  52. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  53. Clean the splines on the hub assembly with brake-clean and a wire brush.
  54. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  55. Apply anti-seize to the splines on the hub assembly.
  56. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  57. Reinstall the knuckle and the hub assembly onto the new axle shaft.
  58. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  59. Align the upper control arm with the knuckle and reinstall the bolt to hold it in place, along with the nut.
  60. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  61. Align the vertical link with the knuckle and reinstall the bolt.
  62. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  63. Reinstall the knuckle to lower control arm bolt.
  64. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  65. Reinstall the knuckle to toe link bolt.
  66. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  67. Snug down all of the hardware.
  68. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  69. Torque the lower control arm to knuckle bolt to 203 lb-ft.
  70. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  71. Torque the toe link to knuckle bolt to 129 lb-ft.
  72. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  73. Torque the vertical link to lower control arm bolt to 129 lb-ft.
  74. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  75. Torque the vertical link to knuckle bolt to 76 lb-ft.
  76. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  77. Torque the upper control arm to knuckle bolt to 76 lb-ft.
  78. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  79. Reinstall the wheel speed sensor and torque it to 80 in-lb.
  80. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  81. Apply blue loctite to the knuckle to axle shaft retaining nut.
  82. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  83. Position a pry bar between the studs and torque the knuckle to axle shaft retaining nut to 98 lb-ft & then rotate it an additional 45 degrees.
  84. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  85. Reinstall the backing plate and its associated hardware.
  86. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  87. Apply anti seize to the face of the hub.
  88. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  89. Reinstall the brake rotor and hold it in place with a spacer and lug nut.
  90. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  91. Cut the zip tie holding the brake caliper out of the way.
  92. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  93. Position the caliper over the rotor.
  94. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  95. Reinstall the two retaining bolts and torque these two to 85 lb-ft.
  96. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  97. Position the parking brake cable onto the knuckle.
  98. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  99. Reinstall this bolt and torque it to 177 in-lb.
  100. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  101. Reinstall the rubber grommet.
  102. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  103. Reinstall the brake hose bracket to the sway bar end link.
  104. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  105. Torque this bolt to 177 in-lb.
  106. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  107. Remove the lug nut and spacer.
  108. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  109. Apply anti seize to the face of the rotor.
  110. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  111. Reinstall the wheels and the lugnuts.
  112. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)

    How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


  113. With the car on the ground, torque the lugnuts to 150 lb-ft in a star pattern.
  114. How To Install Mustang Half Shafts (2018-2019) - How To Install Mustang Half Shafts (2018-2019)


    REPEAT ALL STEPS FOR THE OTHER SIDE

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2015-2020 Mustang Halfshafts


About the Video

2015-2023 Mustang Ford Performance GT350 Half Shaft Kit - Install & Review

Check out our YouTube channel for even more tech tips, installation videos, how-tos, and more. The best place to go for anything Mustang related!

Published on 2018-10-30
Upgrade the half shafts in your 2015-2023 Mustang with this Ford Performance GT350 half shaft kit! These are the same half shafts that are equipped on the new Shelby GT350. The half shafts feature an increased diameter over your factory half shafts which is great for mild drivetrain modifications and naturally aspirated engines. This value-priced upgrade includes both left and right-side half shafts that are a direct replacement for your originals. Ford Performance designs and manufactures these half shafts in the USA for the best in quality and performance!

Application Note
-These are factory replacements for the GT350 and GT350R. They are an upgrade for the GT, Bullitt, Ecoboost, and V6 only.

Application
-Fits 2015-2023 Mustang GT, Bullitt, Ecoboost, and V6
-Fits 2015-2020 Mustang GT350 and GT350R