Swimming at the 2008 Summer Olympics – Men's 4 × 100 metre freestyle relay
Records
Prior to this competition, the existing world and Olympic records were as follows. The following new world and Olympic records were set during this competition.

Swimming at the 2008 Summer Olympics – Men's 4 × 100 metre freestyle relay

Section Title: Records
Table Section Text: Prior to this competition, the existing world and Olympic records were as follows. The following new world and Olympic records were set during this competition.

Date	Event	Name	Nationality	Time	Record

August 10	Heat 1	Nathan Adrian (48.82) Cullen Jones (47.61) Ben Wildman-Tobriner (48.03) Matt Grevers (47.77)	United States	3:12.23	WR, OR

August 11	Final	Michael Phelps (47.51) AM Garrett Weber-Gale (47.02) Cullen Jones (47.65) Jason Lezak (46.06)	United States	3:08.24	WR, OR

Sentence(s)

Jason Lezak had a record of 46.06 seconds in the 100 m freestyle.

final_sentence: Jason Lezak had a record of 46.06 seconds in the 100 m freestyle.