Mazda MX-5 NA silhouetteMX-5 NA

FRONT SUSPENSION (DOUBLE-WISHBONE) - CROSSMEMBER

R-20prose procedure

CROSSMEMBER

Removal / Inspection / Installation

Crossmember - Removal / Inspection / Installation

  1. 1
    Jack up the vehicle.
  2. 2
    Remove the wheels and the undercover.
  3. 3
    Support the engine with a hoist.
  4. 4
    Remove in the order shown in the figure.
    Exploded view of the front crossmember assembly with all associated components. Numbered callouts (1) brake pipe, (2) pinion shaft bolt, (3) power steering pipe, (4) shock absorber bolt, (5) front crossmember assembly, (6) stabilizer bracket, (7) upper arm bolt, (8) lower arm bolt, (9) steering gear bracket bolt. Multiple torque values shown in N-m (m-kg, ft-lb).
    05U0RX-046
  5. 5
    Inspect all parts and repair or replace as necessary.
    Use a container or rags to collect the power steering fluid when disconnecting the power steering pipes.
    Lower the crossmember and other suspension parts as an assembly, and then separate the parts.
    Loosely tighten the stabilizer bracket, upper arm, and lower arm bolts when assembling before installation. Lower the vehicle and tighten all nuts and bolts to the specified torques with the vehicle unladed.
  6. 6
    Install in the reverse order of removal.
  7. 7
    Adjust the front wheel alignment. (Refer to page R-6.)
  8. 8
    Bleed the air from the brake system. (Refer to Section P.)
Pinion shaft bolt (2)1.3-2.2 m-kg, 9.4-16 ft-lb
13 - 22N·m
Shock absorber bolt (4)4.7-6.0 m-kg, 34-43 ft-lb
46 - 59N·m
Front crossmember assembly bolt (5) - upper7.0-8.5 m-kg, 51-61 ft-lb
69 - 83N·m
Front crossmember assembly bolt (5) - center5.8-8.0 m-kg, 42-58 ft-lb
57 - 78N·m
Stabilizer bracket bolt (6)1.8-2.7 m-kg, 13-20 ft-lb
18 - 26N·m
Upper arm bolt (7)10.4-14.0 m-kg, 75-102 ft-lb
102 - 137N·m
Lower arm bolt (8)7.4-9.7 m-kg, 54-70 ft-lb
73 - 95N·m
Steering gear bracket bolt (9)3.2-4.8 m-kg, 23-35 ft-lb
31 - 47N·m
Crossmember-to-body bolt (additional)6.4-9.5 m-kg, 46-69 ft-lb
63 - 93N·m
Parts DiagramFig. fig1
#Part NameNotes
1Brake pipeRemoval / Installation .......... Section P
2Pinion shaft boltRemoval / Installation .......... Section N
3Power steering pipeRemoval / Installation .......... Section N
4Shock absorber bolt
5Front crossmember assemblyInspect for damage
6Stabilizer bracket
7Upper arm bolt
8Lower arm bolt
9Steering gear bracket bolt

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