Congratulations to everyone who participated in this year's GMR Challenge. And for your viewing pleasure, additional photos from the event are available here. They are all available for download. A special thanks to Allan Crawford for his continued support of the Southern California cycling community with his amazing photography.
8.6 miles up the legendary Glendora Mountain Road, approximately 2,300 feet of climbing, from just above Big Dalton Canyon Road to the GMR Summit. Average gradient is 5%.
For more information, GMR Challenge TT 2023 Flyer