Axle failure

An NHTSA Preliminary Evaluation into Coachmen vehicles. Closed 13 November 1986.

Investigation
PE86056
Type
Preliminary Evaluation
Opened
12 May 1986
Closed
13 November 1986

What NHTSA investigated

Summary of information from manufacturer:in a letter provided by thecomplaintant, coachman acknowledges there is not a retrofit packagethat has been produced by coachman recreational vehicle company concerningthe axle system that was used on this particular trailers.we do knowthat there have been some people that have installed a straight axlesystem underneath these particular trailers replacing the independentaxle systems.analysis:it appears that the independent stub axle used by coachmen onthe travel trailer may be inadequately designed for the intended use.theareas of the stub axle that were identified as failing, the sketches ofthe axle, and coachmen's indication that the axle system may have beenredesigned for current tailers, suggest that the axle system is inadequate.status:preparing ir.proposed action:open pe; send coachman a limited scope ir.

Vehicles covered

MakeModelModel years
CoachmenCOACHMEN1979–1986

Source

From NHTSA’s investigation file, rebuilt daily. To report a problem with your own vehicle, go to nhtsa.gov/report-a-safety-problem. All open investigations.