Hot Shift PTO used in the Ford F-Series. 9 teeth, 11 Teeth & Round Shaft are available. Two positions for a SAE “A” gear pump allow for different installation options.

3900 / 3920 PTO Manual | 3900 PTO Data Sheet | 3900 PTO Part List

Main Data
Continuos Torque (LB. FT) 86
Intermittent Torque (LB. FT) 120
Power (HP) @ 1000 rpm 16
Mounting Position Left
Pump Rotation Left
Weight (Lb) 35
Engine to PTO ratio 148%

Additional information

Note A

“T” Connection for Lubrication Pipe

Note B

Lubrication and engagement pipe

Note C

Solenoid 12V

Note D

Pressure switch.

Note E


Note F

Backlash check plug

Note G

Adapter connector (Female BSP 1/8" – Male NPT 1/8")