... wheel farm tractor 2)SL3100 or JD490 diesel engine 3)8+8 gear shift 4)Power steering 5)Dual-stage clutch tractor404 ... , SL3105 engine, front and rear ballast, power steering, dual-stage clutch, multi-way valve, 540/1000 PTO, shuttle shift, rollbar & canopy ... 540/1000Spline SizeF35 Rectangle Spline with 6 teeth 40HP wheel farm tractor