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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (Front Suspension & Rear Suspension) >> Front >> Knuckle - RWD >> Installation

Knuckle - RWD: Installation

WARNING: This page is about a different car, the 2006 Dodge Magnum, 2006 Dodge Charger, and 2006 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. If shield needs to be installed on knuckle, place shield in place and attach to knuckle using 3 screws. Tighten screws to 10 N.m (89 in. lbs.) torque.
    Fig 1: Dust Cap and Hub Nut
    GC0014042Courtesy of DAIMLERCHRYSLER CORP.
  2. If hub and bearing needs to be installed on knuckle, perform the following:
    • Slide hub and bearing onto knuckle spindle.
    • Install hub nut (1) on end of spindle. Tighten hub nut to 250 N.m (184 ft. lbs.) torque.
    • Install NEW dust cap (2).
    NOTE: Install a new dust cap to preserve seal integrity.
    Fig 2: Ball Joint Seal Boot Height
    GC0014067Courtesy of DAIMLERCHRYSLER CORP.
    CAUTION: Before installing knuckle on lower control arm, measure height of ball joint seal boot (1) mounted on knuckle. If seal boot height is above 25.5 mm, any air inside seal boot must be expelled. To do so, follow these steps.
    1. Tip ball joint stud completely to one side.
    2. Using thumb and index finger, gently squeeze seal boot together at center expelling any air. Do not allow grease to be release.
    3. Push down very top of seal boot.
    4. Return ball joint stud to original "centered" position.
    5. Measure ball joint seal boot height (1) making sure it is within specification.
    6. Wipe any grease from ball joint stud.
    Fig 3: Ball Joint, Spindle And Outer Tie Rod Attachment
    GC0014049Courtesy of DAIMLERCHRYSLER CORP.
  3. Place knuckle (1) over lower ball joint studs on vehicle and loosely install NEW nuts by hand.
    CAUTION: It is important to tighten nuts as described in following steps to avoid damaging ball stud joints.
  4. Completely install NEW nut (5) on ball joint stud attaching lower control arm (4) to knuckle (1). Tighten nut by holding ball joint stud with a hex wrench while turning nut with a wrench. Tighten nut using crow foot wrench on torque wrench to 68 N.m + 90° turn (50 ft. lbs. + 90° turn) torque.
  5. Completely install NEW nut (3) on ball joint stud attaching tension strut (2) to knuckle (1). Tighten nut by holding ball joint stud with a hex wrench while turning nut with a wrench. Tighten nut using crow foot wrench on torque wrench to 68 N.m + 90° turn (50 ft. lbs. + 90° turn) torque.
    Fig 4: View Of Upper Ball Joint, Spindle & Strut Mounting
    GC0014047Courtesy of DAIMLERCHRYSLER CORP.
    CAUTION: It is important to tighten nut as described in following step to avoid damaging ball stud joint.
  6. Place upper ball joint stud (1) through hole in top of knuckle and install nut (4). Tighten nut by holding ball joint stud with a hex wrench while turning nut with a wrench. Tighten nut using crow foot wrench on torque wrench to 47 N.m + 90° turn (35 ft. lbs. + 90° turn) torque.
    Fig 5: Front Outer Tie Rod
    GC0013299Courtesy of DAIMLERCHRYSLER CORP.
    CAUTION: It is important to tighten nut as described in following step to avoid damaging ball stud joint.
  7. Place outer tie rod stud through hole in knuckle (2) and install nut (1). Tighten nut by holding stud with a wrench while turning nut with another wrench. Tighten nut using crow foot wrench on torque wrench to 85 N.m (63 ft. lbs.) torque.
  8. Install brake rotor, then disc brake caliper and adapter assembly. (Refer to BRAKES/HYDRAULIC/MECHANICAL/ROTOR - INSTALLATION)
    Fig 6: Front Brake Flex Hose At Caliper
    GC0014059Courtesy of DAIMLERCHRYSLER CORP.
  9. Install screw (3) fastening brake flex hose routing bracket (2) to knuckle (4). Tighten screw to 12 N.m (106 in. lbs.) torque.
    Fig 7: Wheel Speed Sensor At Front Knuckle
    GC0014058Courtesy of DAIMLERCHRYSLER CORP.
  10. Install wheel speed sensor head (4) into knuckle and install mounting screw (3). Tighten screw to 11 N.m (95 in. lbs.) torque.
  11. Attach wheel speed sensor cable and routing clip (2) to brake flex hose routing bracket (5).
    Fig 8: Tire And Wheel Mounting
    GC0012971Courtesy of DAIMLERCHRYSLER CORP.
  12. Install tire and wheel assembly (1) (Refer to TIRES/WHEELS - INSTALLATION) . Tighten wheel mounting nuts (3) to 150 N.m (110 ft. lbs.) torque.
  13. Lower vehicle.
    Fig 9: Reservoir Fluid Level Markings
    GC0014040Courtesy of DAIMLERCHRYSLER CORP.
  14. Pump brake pedal several times to ensure vehicle has a firm brake pedal before moving vehicle.
  15. Check and adjust brake fluid level in reservoir (1) as necessary.
  16. Perform wheel alignment. (Refer to SUSPENSION/WHEEL ALIGNMENT - STANDARD PROCEDURE) 
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