Kubota F2890E Operator's Manual page 66

(1) Lift link boss (RH & LH)
(1) Differential lock pedal boss
(1) Universal joint
A Apply grease to the indicated points of the universal
joint that is inside of the frame.
(A) Frame
PERIODIC SERVICE
(1) Rear wheel drive shaft (4WD) (Rear side)
(1) Rear wheel drive shaft (4WD) (Front side)
(1) Knuckle arm (Left)
(2) Knuckle arm (Right)
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