This is an ORIGINAL Suzuki 55 Model M31motorcycle service manual.  ( 1964 is the date I found inside on the forward page ) This manual has super illustrations as well as  having in-depth service, maintenance and specification information on these classic Suzuki motorcycles.  The cover is in GOOD overall condition. ( see pics, soiling and wear present, scuffs and tatters) The spline is tight and intact. ( has a split towards the top)  The pages of this manual are clean and in GOOD overall condition.  ( see pics) This manual has 157 pages that cover these Suzuki motorcycles from A to Z.  ( see pics for index )  This manual is in GOOD overall condition. This manual will ship for free to the USA, International buyers to pay actual shipping cost.  Thanks for looking........