gaadiwaadiImage: gaadiwaadi2018 Yamaha MT-09 SpecsType: Crossplane Crankshaft Concept CP3 inline-3.Bore x stroke: 78.0 x 59.Displacement: 847cc.Compression ratio: 11.5:1.Valvetrain: DOHC,4vpc... (more items) 2018 Yamaha MT-09 Review (14 Fast Facts) Was this helpful? 2018 Yamaha MT-09 specifications and pictures - Bikez Picture credits - Yamaha. Click to submit more pictures. Yamaha's profilation of this bike. Thanks to the compact motor and narrow frame design, the MT-09 weighs in at only 425 pounds. 2018 Yamaha MT-09 Hyper Naked Motorcycle - Specs, Prices Specifications. $8,999 - Matte Raven Black - Available From January 2018 $8,999 - Matte Gray - Available From January 2018 $8,999 - Rapid Red - Available From January 2018.