VolvoSuspension & Chassis

984405 Nut, Cradle Bolt — Volvo FMX FE Series trucks — FH400

This nut is specifically designed for securing cradle bolts within the chassis or suspension system of Volvo trucks. Manufactured to meet stringent OEM specifications, it provides a reliable and secure fastening solution, unlike worn or damaged nuts that can lead to loosening. Operators may notice increased vibration, unusual noises, or a feeling of instability if this nut fails to maintain its torque.

Nut, Cradle Bolt – Part No 984405 – Volvo Spare Part
Part Specifications
BrandVolvo
CategorySuspension & Chassis
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

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.

Part TypeNut
MaterialHardened steel
ApplicationCradle bolt securing
Service LifeReplace as needed, typically with bolt replacement
CompatibilityVolvo FH, FM, FMX, FL, FE Series
ConditionNew — OEM specification aftermarket

Failure Symptoms

The primary symptom of a failing cradle bolt nut is a gradual loosening, which may initially manifest as subtle rattles or increased vibration. If the nut completely fails to hold torque, the connected component can shift, leading to misalignment and potential damage to adjacent parts. The risk is compromised structural integrity of the chassis or suspension system.

Installation Tip

Always use a torque wrench to tighten the nut to the manufacturer's specified torque value to ensure proper clamping force. Ensure the bolt threads are clean and lightly lubricated if recommended by the service manual.

Service Note

Inspect the cradle bolt threads and the component being secured for wear or damage when replacing the nut.