The tanks each had a single bladder installed by the late Dave Zieger, in a fiberglass shell supported by the fill neck and a molded fiberglass body housing and a flat thin magnesium plate beneath the tank, braced by two steel straps hanging from the top rails of the frame. Following the crash, numerous erroneous accounts described the tanks as oversized, some claiming they held upwards of .
Each tank was equipped with a single bladder installed by Dave Zieger in a fiberglass shell supported by the fill neck and a molded fiberglass body housing and a flat thin magnesium plate beneath it, braced by two steel straps hanging from the frame's top rails. After the crash, many inaccurate accounts suggested that the tanks were excessively large, some claiming they could hold more than .