We paid great attention to the balance of our dirt bikes. Front fork, suspensions and tires are special designed and tested. You will have smooth and comfort ride experience with our balanced bikes! The DB-X39 offers a 4-speed Semi-Automatic Transmission you have to shift gears while riding but do not need to use a clutch before shifting gears! Then the engineer went on to the brakes. As any rider would tell you, power is nothing without good brakes. The DB-X39 again comes with class leading front and rear hydraulic disc brake, Powerful and durable disc provides excellent braking at any speed; giving you the safety you need.