SB

Sierra Bourne

F · 42 · Mammoth lakes, CA, USA

3
Races
#50
Best

Upcoming Broadcasts

Mammoth Trailfest

Sep 25, 2026 to Sep 27, 2026 · Mammoth Lakes, CA

26K

RacingUpcoming

Past Broadcasts

Mammoth Trailfest 2025
▶ Replay

Mammoth Trailfest 2025

Jul 19, 2025 · 1 year ago

RacedFinished#156 overall1:20:34
Mammoth Trailfest 2024
▶ Replay

Mammoth Trailfest 2024

Sep 19, 2024 · 1 year ago

RacedFinished#50 overall1:02:50
Mammoth Trailfest 2023
▶ Replay

Mammoth Trailfest 2023

Sep 21, 2023 · 2 years ago

RacedWithdrawn