Section 249 (Front Suspension - 4WD Leaf Spring - Excursion, F250-F550 Super Duty): Description
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Monobeam axle system, consisting of a solid drive axle with ball joint-supported steering knuckles. All drive axles are suspended by semi-elliptic leaf-type springs. See Fig 1.
NOTE:
For additional information on 4WD drive axles, see appropriate DIFFERENTIAL article in DRIVE AXLES.