Need assistance with service parts or technical support for your SAF, HOLLAND or NEWAY product on your trailer, truck or tractor? The SAF-HOLLAND toll free number below connects you with one of our knowledgeable aftermarket customer service representatives.
The HOLLAND ‘L’ Square Spool Series Kingpins are for OEM and aftermarket replacement, and are offered in American Association of Railroads (AAR) models.
AISI 4320H and 4718H
100% inspected for internal and external integrity
The HOLLAND ‘L’ Series Kingpin when properly installed, meets or exceeds the performance requirements of the AAR standard M-931, Truck and Trailer Manufacturers Association (TTMA) and the Society of Automotive Engineers (SAE).