Arsenal gained a man advantage with 10 minutes to go when Pedro Rodriguez, wearing a mask after being injured on Chelsea's pre-season tour of Asia, was dismissed for a studs-up sliding challenge on Mohamed Elneny.
Using the new ABBA system, Gary Cahill, Theo Walcott and Nacho Monreal all netted before consecutive misses from Courtois and Morata allowed Alex Oxlade-Chamberlain and Olivier Giroud to wrap up the Gunners' third Community Shield in four seasons.
The victory comes seventy-one days after Arsenal defeated Chelsea to win FA Cup final at Wembley Stadium - coming up with a performance that again displayed a combination of resilience and ruthlessness.
Granit Xhaka floated in a great free-kick that was headed in by new signing and substitute Sead Kolasinac.
Chelsea's man to bank on, Alvaro Morata had a awful shot at post as he dragged the ball away from goal, following Thibaut Courtois's wasted attempt. On came another of Arsenal's summer signings, Kolasinac. "We have players pumped up in the gym and players who were born strong".
"First it was the FA Cup and now the Community Shield", he said, in reference to Victor Moses' dismissal last May.
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Four of the suspects were arrested at the scene. United we stand, divided we fall", he said. One because he has a previous conviction.
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Kimmich missed his penalty kick, but Ulreich saved against Sebastian Rode and Marc Bartra for Bayern to win the minor trophy for the second straight year.
"You know very well we have to respect the referee's decision, but sometimes these decisions make you a bit angry".
The Gunners were without a host of players including Ozil, Sanchez and Ramsey - all of whom have niggles ahead of their season opener against Leicester City on Friday.
Chelsea have spent nearly €150m this summer, but only four new players have come in and Conte made no secret of his disappointment that the Blues had not strengthened further after the game.
"We want to find a good balance between the confidence we can get from this game and the urgency that every Premier League game demands".