SFAF's new 3-day cycling event is happening May 29 - 31, 2026. Registration begins October 6, 2025. All funds raised by Cycle to Zero benefit the HIV, sexual health, substance health, overdose prevention, and community support programs and services of San Francisco AIDS Foundation.

SFAF's new 3-day cycling event is happening May 29 - 31, 2026. Registration begins October 6, 2025. All funds raised by Cycle to Zero benefit the HIV, sexual health, substance health, overdose prevention, and community support programs and services of San Francisco AIDS Foundation.

SFAF's new 3-day cycling event is happening May 29 - 31, 2026. Registration begins October 6, 2025. All funds raised by Cycle to Zero benefit the HIV, sexual health, substance health, overdose prevention, and community support programs and services of San Francisco AIDS Foundation.