Defect Investigation Detail

UNIROYAL / LT23585R16 / 1987

Components - Details
NHTSA Action Number: EA88021 Vehicale/Equipment Name: UNIROYAL
Vehicale/Equipment Model: LT23585R16 Vehicale/Equipment Year: 1987
Component Name: SUSPENSION Manufacturer's Name: UNIROYAL TIRE CO.
Date Opened: Feb, 05 1988 Date Closed: Aug, 23 1988
Subject: TREAD SEPARATION Summary: Summary of information from manufacturer:information submitted byuniroyal during the preliminary evaluation stated"... there have beenover 1,000,000 tires produced in this country during the period in questionand total adjustments for all reasons are about .8%.these are notextraordinary adjustment figures."analysis:analysis reveals that the adjustments for belt and treadseparations are considerably higher for 1985 10 ply "rib" tires, incomparison to the 8 ply "rib" and 8/10 ply "lug" and "rib" tires producedin 1986.lt235/75r15 uniroyal laredos were recalled in december, 1986.lt235/85r16 goodrich tires were recalled in july, 1987.recommendation:send an ir.===