Diamondback Bicycles Recoil Comp Complete Full Suspension Mountain Bike Hand built 4-inch travel 6061 T-6 aluminum alloy full suspension frame is light and durable Optimized single pivot with sealed cartridge bearings for smooth, durable performance Rock Shox Monarch R rear shock and SR Suntour 100mm fork handles trail obstacles Shimano Altus 3x9-speed drivetrain with SR Suntour Cranks provides reliable shifting Shimano hydraulic disc brakes help stop you when you need it