Investigation EA85035: Vehicles

Status

CLOSED

Opened

Jul 29, 1985

Closed

Apr 27, 1987

Model years

—

Subject

SEPARATION

Component: Suspension

Summary

Summary:the arrowcraft dual wheel conversion consists of a series ofsmall pipes welded to a large diameter pipe to reproduce a the oemwheel bolt circle.the second wheel is attached outboard of thefirst wheel.this method causes a severe bending moment to beapplied to the inner wheel attachment and the axle bearings.analysis:the arrowcraft dual wheel adapter was used by the micro-mini motorhome manufacturers primarily before 1982.their adapterwas an alternative to the one piece, dual tired rim assembly.status: arrowcraft has failed to conduct a recall as described bythe company president. A panel meeting was held on april 27, 1987,concerning arrowcraft dwa's.it was agreed that a formal investigationof this matter should be initiated.the case number is c87-002.===

An NHTSA investigation looks into whether a safety defect exists. Opening one is not a finding. Outcomes can include a recall, closure without action, or further inquiry.