The 2025 YT JEFFSY trail mountain bike has been updated with revised specifications that cater to different user preferences, including both carbon and aluminum frame options for mid-range models. The bike is engineered for a balanced riding experience on trails, featuring 145mm of rear suspension travel and 150mm forks. Enhanced components include Hayes Dominion A4 disc brakes and options for SRAM T-Type drivetrains, while also including thoughtful features like a water-resistant storage compartment on carbon models. This reimagined string of the JEFFSY range maintains its reputation for climbing and descending prowess across its four build options.
The updated YT JEFFSY trail MTB for 2025 features improved builds, including carbon frames, advanced brakes, and versatile drivetrain choices designed for optimal trail performance.
YT's JEFFSY offers an impressive 145mm of rear travel on a balanced trail bike, maintaining performance on both climbs and descents, and sticking to a 29" wheel setup.
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