VolvoEngine Parts

20740394 King Pin Cap — Volvo FH12 FH16

This King Pin Cap is a crucial component of the steering axle assembly, designed to protect and retain the king pin, allowing for smooth articulation of the wheels. It is manufactured from hardened steel to resist wear and impact, providing a longer service life than a worn or damaged cap. Symptoms of a failing cap include excessive play in the steering, unusual clunking noises during turns, or premature wear on the king pin itself.

King Pin Cap – Part No 20740394 – Volvo Spare Part
Part Specifications
BrandVolvo
CategoryEngine Parts
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

Cross-reference part number with serial number before ordering to confirm fitment. Keep original parts until new ones are confirmed correct. Record part numbers replaced for future reference.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeKing Pin Cap
MaterialHardened Steel
ApplicationSteering Axle Assembly
Service LifeInspect every 1,000 hrs; replace if worn
CompatibilityVolvo 20740394
ConditionNew — OEM specification aftermarket

Failure Symptoms

Excessive looseness or play in the steering wheel, especially when initiating a turn, is a primary indicator. If left unaddressed, this can lead to erratic steering control and accelerated wear on the king pin and axle components. The risk is compromised vehicle stability and potentially difficult-to-control steering, especially at higher speeds.

Installation Tip

Ensure the mating surfaces of the steering knuckle and the cap are perfectly clean and free of old grease or debris. Avoid forcing the cap into place; it should seat smoothly.

Service Note

Always inspect the king pin, bushings, and steering knuckle for wear or damage when replacing the king pin cap.