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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Rear Drive Axle/Differential - DANA 80 -- F350 Super Duty) >> Disassembly And Assembly >> Differential Case and Ring Gear - Trac-Lok® >> Assembly

Differential Case and Ring Gear - Trac-Lok®: Assembly

WARNING: This page is about a different car, the 2012 Ford Pickup and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: After assembly, make sure that the side gear splines engage the clutch pack splines and the differential side gear is fully seated.
    Fig 1: Identifying Differential Side Gear, Clutch Friction Discs And Dished Clutch Disc
    G06142955Courtesy of FORD MOTOR CO.
    Item Part Number Description
    1 4236 Differential side gear
    2 - Preload spacer (part of 4880)
    3 - Dished clutch disc (part of 4880)
    4 - Clutch friction disc (part of 4880)
  1. Assemble and install the side gear, the rear axle disc and plate kit in the flange half of the differential case. Assemble and install the side gear, the rear axle disc and plate kit in the top half of the differential case.
    2. NOTE: Power-Lok® shown in illustration, Trac-Lok® similar.
    NOTE: Align the index marks made during disassembly.
    Fig 2: Placing Differential Pinion Shaft And Differential Pinion Gears In Case Top Half
    G06142956Courtesy of FORD MOTOR CO.
  2. Place the differential pinion shaft and differential pinion gears in the case top half.
    3. NOTE: Align the index marks made during disassembly.
    Fig 3: Locating Differential Pinion Shaft And Differential Pinion Gears In Flange Half Of Differential Case
    G06142957Courtesy of FORD MOTOR CO.
  3. Install the other differential pinion shaft and differential pinion gears in the flange half of the differential case.
    4. NOTE: Align the match marks made during disassembly.
    Fig 4: Locating Differential Case Bolts
    G06142953Courtesy of FORD MOTOR CO.
  4. Assemble the differential case.
    • Place the top half of the differential case onto the flange half of the differential case assembly.
      • NOTE: The bolts must be clean and dry.
    • Install the bolts. Turn each one in a few threads.
    • Tighten the bolts evenly and alternately.
      • Tighten to 129 Nm (95 lb-ft).
    5. NOTE: If removed, install the anti-lock speed sensor ring.
    Fig 5: Locating Differential Ring Gear Bolts
    G06776757Courtesy of FORD MOTOR CO.
  5. Start 2 new ring gear bolts through the differential case flange, the anti-lock sensor ring and into the differential ring gear to make sure the differential ring gear and the differential case align.
  6. Press the anti-lock speed sensor ring and differential ring gear on the differential carrier. The differential carrier flange acts as a pilot for the anti-lock speed sensor ring.
    Fig 6: Pressing Anti-Lock Speed Sensor Ring On Differential Case
    G07967300Courtesy of FORD MOTOR CO.
  7. Install the 10 new remaining ring gear bolts alternately and evenly.
    • Tighten to 298 Nm (220 lb-ft).
    Fig 7: Locating Ring Gear Bolts
    G06776759Courtesy of FORD MOTOR CO.
  8. Install the differential carrier. For additional information, refer to Differential Carrier .
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