This is a World American Multi-Purpose Bolt, part number 21475326. It is used as a general fastener across a range of heavy-duty truck applications and cross-references to part numbers 3186845 and MK-21475326. Stocked by Pro Gear and Transmission as a World American component, this bolt is a straightforward hardware replacement option for shops standardizing on OEM-matched fasteners.
Features
Multi-Purpose Bolt design
World American part number 21475326
Cross-references to 3186845
Also referenced as MK-21475326
