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Home >> Ford >> 1990 >> Bronco II 4WD, Standard, M5OD-R1 >> Repair and Diagnosis (Single Page) >> Suspension >> Front Suspension >> Suspension - Front (4WD Coil Spring) >> Adjustments & Checking >> Wheel Bearing Adjustment >> Bronco & F150 (Manual Locking Hub)

Bronco & F150 (Manual Locking Hub)

  1. Raise and support front of vehicle. Remove front wheels. Remove locking hubs. See MANUAL LOCKING HUBS  under REMOVAL & INSTALLATION in this article.
  2. Use a torque wrench and Spanner Lock Nut Wrench (T86T-1197-A) to unlock wheel bearing adjusting nut locking splines (apply inward pressure). Tighten adjusting nut to 50-60 ft. lbs. (68-81 N.m) while turning wheel back and forth. See Fig 1 .
    NOTE: Adjusting nut will not tighten past 70 ft. lbs. (95 N.m). Threaded portion of nut will ratchet in the assembly.
    Fig 1: Adjusting Wheel Bearing (With Manual Locking Hub)
    G117358Courtesy of FORD MOTOR CO.
  3. While applying inward pressure to spanner lock nut wrench to disengage locking splines, back off adjusting nut about 1/2 turn (180 degrees). Retighten adjusting nut to 15 ft. lbs. (20 N.m). Final end play of wheel on spindle should be 0-.006" (0-.15 mm). Install locking hub and wheels.
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