This steering assister ram ball joint is a crucial pivot point within the power steering system, allowing for smooth and precise articulation of the steering linkage. Manufactured to high durability standards, it ensures consistent steering response, unlike a worn joint which develops play and stiffness. Operators will notice imprecise steering, a feeling of looseness in the steering wheel, or even audible clicking noises when turning if this ball joint is failing.
Always verify with serial number before ordering.
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Alternate part numbers that interchange with Volvo 21446028
Fitment: Volvo Trucks: FH 2013> FM 2013>
Torque all suspension fasteners to specification — under-torque causes wear, over-torque causes fatigue cracking. Replace bushings in pairs. Grease all zerks after fitting. Check alignment after suspension work.
Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.
The first indication of a failing steering assister ram ball joint is often a feeling of vagueness or looseness in the steering, especially when initiating a turn. As wear progresses, this can lead to a noticeable 'clunk' or 'knock' sound when the steering is moved, and may eventually compromise the vehicle's ability to hold a straight course.
Clean the mating surfaces of the steering linkage thoroughly before installing the new ball joint to ensure a proper seal. Avoid using excessive force to seat the ball joint, as this can damage the internal components.
Inspect the steering linkage, tie rod ends, and the steering ram seals for any signs of wear or leakage when replacing the ball joint.