HOLLAND Mushroom Series

The HOLLAND Mushroom Kingpins are the traditional style weld-in SAE kinpings for OEM installations and aftermarket replacement.

Product information

The HOLLAND Mushroom Kingpin models are for traditional weld-in applications and available in both 2” and 3.5” models. These models, when properly installed, meet or exceed the performance requirements of the Truck and Trailer Manufacturers Association (TTMA) and the Society of Automotive Engineers (SAE).

The Mushroom Kingpins feature:

High impact resistance
Maximum wear resistance
Optimum strength and fatigue resistance
Ease of installation

Technical data

Material:	AISI 8630H Alloy Steel
Hardness:	302-363 BHN
Quality:	100% inspected for internal and external integrity

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