... 1) Dual-function clutch (2) Twin turning speeds of P.T.O. (540/1,000 rpm) (3) Power steering (4)differential lock 17hp 1 ... chair, Common hood, Single-stage clutch,PTO 540/1000rpm, Dual-way hydraulic output lift, Differential lock, Air pump, Mechanical steering ... chair, Common hood, Single-stage clutch,PTO 540/1000rpm, Dual-way hydraulic output lift, Differential lock, Air pump, Mechanical steering ...