The EBC SR-21 front race brake pad set is listed for Wilwood 6620 front calipers and supplies a race-oriented replacement pad for that application. Marketed as SR-21 sintered race pads, this front set furnishes the specified pad form factor and fitment for Wilwood 6620 calipers, giving a defined competition pad option for racers or builders using those calipers in front braking positions.
EBC Racing Wilwood 6620 Front SR-21 Sintered Race Brake Pads