Sonoma

Records history

GT Radial Stock - Gen. 2 Date Chassis Lap time Delta Tires BP
Ivan Larionov Nov 29, 2025 Gen. 2 1:53.725 GT Radial SX2 -
Dennis Feng May 10, 2025 Gen. 2 1:53.854 0.129 GT Radial SX2 -
Dennis Feng Nov 09, 2024 Gen. 2 1:54.232 0.507 GT Radial SX2 -
Nico Iskos Mar 09, 2024 Gen. 2 1:57.305 3.580 GT Radial SX2 -
Haowei Wu May 14, 2023 Gen. 2 1:57.472 3.747 GT Radial SX2 -
Haowei Wu May 28, 2022 Gen. 2 1:57.603 3.878 GT Radial SX2 -
GT Radial Stock - Gen. 1 Date Chassis Lap time Delta Tires BP
Ivan Larionov May 10, 2025 Gen. 1 1:57.203 GT Radial SX2 -
Ivan Larionov Nov 09, 2024 Gen. 1 1:57.261 0.058 GT Radial SX2 -
Ivan Larionov Mar 09, 2024 Gen. 1 1:59.053 1.850 GT Radial SX2 -
Ivan Larionov May 14, 2023 Gen. 1 1:59.988 2.785 GT Radial SX2 -
Tor Anderson Nov 09, 2019 Gen. 1 2:00.515 3.312 GT Radial SX2 -
Eric Lin Jul 07, 2018 Gen. 1 2:01.189 3.986 GT Radial SX2 -
Eric Lin May 26, 2018 Gen. 1 2:02.930 5.727 GT Radial SX2 -
GT Radial Street Date Chassis Lap time Delta Tires BP
Dennis Feng Nov 29, 2025 Gen. 2 1:51.535 GT Radial SX2 2.0
Timur Iskhodzhanov May 10, 2025 Gen. 2 1:52.858 1.323 GT Radial SX2 2.0
Timur Iskhodzhanov Nov 09, 2024 Gen. 2 1:53.470 1.935 GT Radial SX2 2.0
Haowei Wu Mar 09, 2024 Gen. 2 1:55.279 3.744 GT Radial SX2 1.0
Qianli Xing May 14, 2023 Gen. 2 1:56.196 4.661 GT Radial SX2 2.0
Miles Kodama May 28, 2022 Gen. 1 1:56.248 4.713 GT Radial SX2 3.0
Tor Anderson Nov 07, 2020 Gen. 1 1:57.494 5.959 GT Radial SX2
Jerry Kwan May 26, 2018 Gen. 1 1:59.940 8.405 GT Radial SX2
Jerry Kwan Nov 11, 2017 Gen. 1 2:02.830 11.295 GT Radial SX2
Sandy Phan Jul 15, 2017 Gen. 1 2:14.370 22.835 GT Radial SX2
Touring Date Chassis Lap time Delta Tires BP
Qianli Xing Nov 09, 2024 Gen. 2 1:48.764 Maxxis RC-1 R2 10.0
Joe McGuigan Nov 09, 2019 Gen. 1 1:50.718 1.954 Yokohama A052
Sonny Watanasirisuk May 25, 2019 Gen. 1 1:51.546 2.782 Hoosier A7
Jeff Nucum Jul 07, 2018 Gen. 1 1:57.593 8.829 Hankook RS4
Jeff Nucum May 26, 2018 Gen. 1 1:58.244 9.480 Cooper RS3
Unlimited Date Chassis Lap time Delta Tires BP
Qianli Xing Nov 29, 2025 Gen. 2 1:46.920 Nankang CR-S 13.5
Neal Wiebmer May 08, 2021 Gen. 1 1:50.090 3.170 Unknown
Garland Wong Jul 07, 2018 Gen. 1 1:50.509 3.589 Nitto NT01
Garland Wong Nov 11, 2017 Gen. 1 1:50.940 4.020 Unknown
Modified (inactive) Date Chassis Lap time Delta Tires BP
Garland Wong Jul 15, 2017 Gen. 1 1:59.511 Unknown
Brandon Yun Nov 05, 2016 Gen. 1 2:03.100 3.589 Unknown
Super Modified (inactive) Date Chassis Lap time Delta Tires BP
Brandon Yun Nov 11, 2017 Gen. 1 1:58.130 Unknown
Brandon Yun Jul 15, 2017 Gen. 1 1:58.637 0.507 Unknown

Events

Date Organizer Status
Sat, Nov 29, 2025 SpeedSF Event results
Sat, May 10, 2025 SpeedSF Event results
Sat, Nov 09, 2024 SpeedSF Event results
Sat, Mar 09, 2024 SpeedSF Event results
Sun, May 14, 2023 SpeedSF Event results
Sat, Feb 11, 2023 SpeedSF Event results
Sat, May 28, 2022 SpeedSF Event results
Sat, May 08, 2021 SpeedSF Event results
Sat, Feb 06, 2021 SpeedSF Event results
Sat, Nov 07, 2020 SpeedSF Event results
Sat, Nov 09, 2019 SpeedSF Event results
Sat, May 25, 2019 SpeedSF Event results
Sat, Jul 07, 2018 SpeedSF Event results
Sat, May 26, 2018 SpeedSF Event results
Sat, Nov 11, 2017 SpeedSF Event results
Sat, Jul 15, 2017 Speed Ventures Event results
Sat, Nov 05, 2016 SpeedSF Event results
Sun, Mar 13, 2016 SpeedSF Event results