49ers announce new red alternate throwback jerseys for 2021 to honor their 75th season in NFL

49ers considering alternate red helmet for future seasons, per report

49ers Release 75th-Anniversary Patch

Jersey Unboxing

49ers – SportsLogos.Net News

Third jersey - Wikipedia

49ers Celebrate 75th Anniversary Season

49ers Release 75th-Anniversary Patch

49ers 75th Anniversary Color Rush – All Stitched - Nebgift

State of the Franchise event: San Francisco 49ers unveil '94 red throwback jerseys, hall of fame inductees - ABC7 San Francisco

49ers Release 75th-Anniversary Patch

Bengals, Jets reveal alternate helmets for 2022-23 NFL season

49ers Release 75th-Anniversary Patch

49ers Announce 75th Anniversary-Themed Fan Engagement Activations