• Fat 26" disc, alloy single wall rims are designed to handle even the worst terrain
• Specialized Ground Control Fat 26x4.6" tires roll over anything
• Specialized FACT carbon fork w/ 5-inch tire clearance for stiff handling
• Shimano Deore, hydraulic disc brakes w/ dual piston stopping power in all conditions
• SRAM X0 Type 2, 10-speed, medium cage derailleur for crisp and reliable shifting
• Custom e.thirteen, PF30, crankset w/ 100mm spindle delivers power and shifting precision
• Fully butted M4 Premium Aluminum frame w/ up to 5-inch tire clearance is lightweight and stiff

All the fun of a fat bike with the performance of a Specialized. The Fatboy Expert combines a lightweight frame and fork with 4.6" Ground Control tires to create a geometry similar to Specialized 29er geometry for nimble handling in the most extreme conditions.