X90 Mountain Frame

A race-ready hard tail. Ready to accept front suspension, hydraulic disc brakes, and 26″ or 27.5″ wheels. Fork not included.


This product has been discontinued and is no longer available.

Frame Sizes

• 18in Frame: For riders 5’4″ – 5’10”.
Standover height is 30″
• 20in Frame: For riders 5’11” – 6’4″.
Standover height is 31″

The Essentials

• Wheel Size: 26″ or 27.5″
• Folded Size: 36″x28″x12″ (complete)
• Approx Weight: 5.875 lbs (2665 grams).

Great For

• Race day
• Epic mountain rides
• Fast single track
• Technical cross country
X90 Folding Mountain Bike Frame


Color Black and blue front frame.  Black rear frame.
Material Custom drawn 7005 Series Aluminum tubing with FIT System.Disc mount and removable rear derailleur hanger.
Sizes 18″, 20”
Bottom Bracket 68mm English Threaded
Seat Post Diameter 30.0mm
Head Tube Diameter 1-1/8″
Fork Not included
Rear Frame O.L.D. Spacing 135mm. Vertical dropouts.
Drive Train Compatible with 10 or 11 speed cassettes.

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